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R. Wieland, O. Kizilaslan, N. Kinev, E. Dorsch, S. Guénon, Z. Song, Z. Wei, H. Wang, P. Wu, D. Koelle, V.P. Koshelets, and R. Kleiner
Terahertz emission from mutually synchronized standalone Bi₂⁢Sr₂⁢CaCu₂⁢O₈₊χ intrinsic-Josephson-junction stacks.
Phys. Rev. Applied 22, 044022 (2024)

M. Žonda, W. Belzig, E. Goldobin, and T. Novotný
Fractional positional jumps in stochastic systems with tilted periodic double-well potentials.
Phys. Rev. B 110, 054306 (2024)

T. Luibrand, L. Fratino, F. Tahouni Bonab, A. Kronman, Y. Kalcheim, I.K: Schuller, M. Rozenberg, R. Kleiner, D Koelle, S. Guénon
Laser-induced quenching of metastability at the Mott-insulator to metal transition.
Phys. Rev. B 110, L081108 (2024)

S. Keppert, B. Aichner, P. Rohringer, M.-A. Bodea, B. Müller, M. Karrer, R. Kleiner, E. Goldobin, D. Koelle, J.D. Pedarnig, W. Lang
Temporal evolution of defects and related electric properties in He-irradiated YBa₂Cu₃O_7−δ thin films.
Int. J. Mol. Sci. 25 (14), 7877 (2024)

M. Karrer, B. Aichner, K. Wurster, C. Schmid, R. Hutt, C. Magén, B. Budinská, O. V. Dobrovolskiy, R. Kleiner, W. Lang, E. Goldobin, D. Koelle
Vortex matching at 6 T in YBa₂Cu₃O_7−δ thin films by imprinting a 20 nm-periodic pinning array with a focused helium ion beam.
Phys. Rev. Applied 22, 032601 (2024)

Y.-J. Wu, M. Hack, K. Wurster, S. Koch, R. Kleiner, D. Koelle, J. Mannhart, V. Harbola
Vector substrate-based Josephson junctions.
Appl. Phys. Lett. 125, 032601 (2024)

Philip Schmidt, Remi Claessen, Gerard Higgins, Joachim Hofer, Jannek J. Hansen, Peter Asenbaum, Martin Zemlicka, Kevin Uhl, Reinhold Kleiner, Rudolf Gross, Hans Huebl, Michael Trupke, and Markus Aspelmeyer
Remote sensing of a levitated superconductor with a flux-tunable mirowave cavity.
Phys. Rev. Applied 22, 014078 (2024)

Kevin Uhl, Daniel Hackenbeck, Janis M. Peter, Reinhold Kleiner, Dieter Koelle, Daniel Bothner
Niobium quantum interference microwave circuits with monolithic three-dimensional nanobridge junctions.
Phys. Rev. Applied 21, 024051 (2024)

Jiasen Niu, Koen M. Bastiaans, Jianfeng Ge, Ruchi Tomar, John Jesudasan, Pratap Raychaudhuri, Max Karrer, Reinhold Kleiner, Dieter Koelle, Arnaud Barbier, Eduard F.C. Driessen,Yaroslav M. Blanter, Milan P. Allan
Why shot noise does not generally detect pairing in mesoscopic superconducting tunnel junctions.
Phys. Rev. Lett. 132, 076001 (2024)

M. Karrer, K. Wurster, J. Linek, M. Meichsner, R. Kleiner, E. Goldobin, D. Koelle
Temporal evolution of electric transport properties of YBa₂Cu₃O_7−δ Josephson junctions produced by focused-helium-ion-beam irradiation.
Phys. Rev. Applied 21, 014065 (2024)

M. Pröpper, D. Hanisch, C. Schmid, P. J. Ritter, M. Neumann, E. Goldobin, D. Koelle, R. Kleiner, M. Schilling, B. Hampel
THz properties of He-FIB YBa₂Cu₃O_7−x Josephson junctions.
IEEE Trans. Appl. Supercond. 34, 1100505 (2024)

J. Linek, M. Wyszynski, B. Müller, D. Korinski, M. Milošević, R. Kleiner, D. Koelle
On the coupling of magnetic moments to superconducting quantum interference Devices.
Supercond. Sci. Technol. (2024)

D. Oikawa, E. Dorsch, S. Guénon, D. Koelle, R. Kleiner
Bi₂Sr₂CaCu₂O_8+δ Terahertz Oscillators Controlled with Additional Heaters.
IEEE Trans. Appl. Supercond. 34, 1100205 (2024)

K. Höflich, G. Hobler, F. I. Allen, T. Wirtz, G. Rius, L. McElwee-White, A. V. Krasheninnikov, M. Schmidt, I. Utke, N. Klingner, M. Osenberg, R. C´ordoba, F. Djurabekova, I. Manke, P. Moll, M. Manoccio, J. M. De Teresa, L. Bischoff, J. Michler, O. De Castro, A. Delobbe, P. Dunne, O. V. Dobrovolskiy, N. Frese, A. G¨olzh¨auser, P. Mazarov, D. Koelle, W. M¨oller, F. P´erez-Murano, P. Philipp, F. Vollnhals, G. Hlawacek
Roadmap for focused ion beam technologies.
Appl. Phys. Rev. 10, 041311 (2023)

J. Hofer, R. Gross, G. Higgins, H. Huebl, O. F. Kieler, R. Kleiner, D. Koelle, P. Schmidt, J. Slater, M. Trupke, K. Uhl, T. Weimann, W. Wiczorek, M. Aspelmeyer.
High-Q magnetic levitation and control of superconducting microspheres.
Phys. Rev. Lett. 131, 043603 (2023)

K. Uhl, D. Hackenbeck, C. Füger, R. Kleiner, D. Koelle, D. Bothner.
A flux-tunable YBa2Cu3O7 quantum interference microwave circuit.
Appl. Phys. Lett. 122, 182603 (2023)

Bernd Aichner, Lucas Backmeister, Max Karrer, Katja Wurster, Reinhold Kleiner, Edward Goldobin, Dieter Koelle, Wolfgang Lang.
Angle-dependent Magnetoresistance of an Ordered Bose Glass of Vortices in YBa₂Cu₃O_7−δ Thin Films with a Periodic Pinning Lattice.
Condens. Matter 8, 32 (2023)

Z. Wei, H. Du, D. Li, M.-P. Jiang, P. Zhang, S. Chen, Y.-Y. Lyu, H. Sun, Y.-L. Wang, D. Koelle, R. Kleiner, H.-B. Wang, P.-H. Wu.
Tailoring Bi₂Sr₂CaCu₂O_8+δ surface Josephson junctions.
Appl. Phys. Lett. 122, 112601 (2023)

H. Sun, S. Chen, Z. Wei, D. Li, H. Du, P. Zhang, Y. Lv, M. Yu, J. Pan, X. Tu, Y.-L. Wang, S. Ishida, H. Eisaki, Y. Yoshida, G. Sun, J. Chen, T. Hatano, V. P. Koshelets, D. Koelle, R. Kleiner, H.-B. Wang, P.-H. Wu.
Compact high-Tc superconducting terahertz emitter with tunable frequency from 0.15 to 1 THz.
Appl. Sci. 13, 3469 (2023)

T. Luibrand∗, A. Bercher∗, R. Rocco∗, F. Tahouni-Bonab, L. Varbaro, W. Rischau, C. Domínguez, Y. Zhou, W. Luo, S. Bag, L. Fratino, R. Kleiner, S. Gargilo, D. Koelle, J.-M. Triscone, M. J. Rozenberg, A. B. Kuzmenko, S. Guénon, J. del Valle.
Characteristic lengthscales of the electrically induced insulator-to-metal transition.
Phys. Rev. Res. 5, 013108 (2023)

Robert Drost, Maximilian Uhl, Piotr Kot, Janis Siebrecht, Alexander Schmidt, Jonas Merkt, Stefan Wünsch, Michael Siegel, Oliver Kieler, Reinhold Kleiner, Chritian R. Ast
Combining electron spin resonance spectroscopy with scanning tunneling microscopy at high magnetic fields.
Rev. Sci. Instrum. 93, 043705 (2022)

Lucas Backmeister, Bernd Aichner, Max Karrer, Katja Wurster, Reinhold Kleiner, Edward Goldobin, Dieter Kölle, Wolfgang Lang.
Ordered Bose Glass of Vortices in Superconducting YBa₂Cu₃O_7−δ Thin Films with a Periodic Pin Lattice Created by Focused Helium Ion Irradiation.
Nanomaterials 12, 3491 (2022)

Maximilian T. Becker, Claus J. Burkhardt, Reinhold Kleiner, Dieter Koelle.
Impedance spectroscopy of ferroelectrics: The domain wall pinning element.
J. Appl. Phys. 132, 044104 (2022)

S. Wolter, J. Linek, T. Weinmann, D. Koelle, R. Kleiner, O. Kieler.
Static and dynamic transport properties of multi-terminal, multi-junction microSQUIDs realized with Nb/HfTi/Nb Josephson Junctions.
Supercond. Sci. Technol. 35, 085006 (2022)

M. Kaiser, C. Glaser, L. Y. Ley, J. Grimmel, H. Hattermann, D. Bothner, D. Koelle, R. Kleiner, D. Petrosyab, A. Günther, J. Fortágh.
Cavity-driven Rabi oscillations between Rydberg states of atoms trapped on a superconducting atom chip.
Phys. Rev. Research 4, 013207 (2022)

S. Chen, W. Tian, Z. Xu, P. Zhang, H. Du, Z. Wei, D. Li, Y. Lv, H. Sun, Y. - L. Wang, D. Koelle, R. Kleiner, H. - B. Wang, P. - H. Wu.
Microwave response of NbSe₂ van der Waals Josephson junctions.
Phys. Rev. B 104, 214512 (2021)

M. Lange*, S. Guénon*, Y. Kalcheim, T. Luibrand, N. M. Vargas, D. Schwebius, R. Kleiner, I. K. Schuller, D. Koelle.
Imaging of electrothermal filament formation in Mott insulator.
Phys. Rev. Applied 16, 054027 (2021)

R. Kleiner, X. Zhou, E. Dorsch, X. Zhang, D. Koelle, D. Jin.
Space-time crystalline order of high-critical-temperature superconductor with intrinsic Josephson junctions.
Nat. Commun. 12, 6038 (2021)

W. Tian, S. Chen, Z. Xu, D. Li, H. Du, Z. Wei, K. Wu, H. Sun, S. Dong, Y. Lv, Y.-L. Wang, D. Koelle, R. Kleiner, H.-B. Wang, P.-H. Wu.
Nb/Au/NbSe2 hybrid Josephson junctions.
Supercond. Sci. Technol. 34, 115015 (2021)

Z. Xu, W. Chen, J. Huang, W. Tian, S. Chen, W. Yue, T. Chi, Y.-Y. Lyu, H. Sun, Y.-L. Wang, G. Sun, J. Chen, B. Jin, S.-L. Li, H. Yuan, J. Li, D. Koelle, R. Kleiner, H.-B. Wang, P.-H. Wu.
Vertical Josephson field-effect transistors based on black phosphorus.
Appl. Phys. Lett. 119, 072601 (2021)

S. Wolter, J. Linek, J. Altmann, T. Weimann, S. Bechstein, R. Kleiner, J. Beyer, D. Koelle, O. Kieler.
Fabrication process for deep submicron SQUID circuits with three independent niobium layers.
Micromachines 12, 350 (2021) - special issue Nano and Micro Superconducting Quantum Interferences Devices

S. Collienne, B. Raes, W. Keijers, J. Linek, D. Koelle, R. Kleiner, R. B. G. Kramer, J. Van de Vondel, A. V. Silhanek.
Nb-based nanoscale superconducting quantum interference devices tuned by electroannealing.
Phys. Rev. Applied 15, 034016 (2021)

V. Morosh, J. Linek, B. Müller, M. J. Martínez-Pérez, S. Wolter, T. Weimann, J. Beyer, T. Schurig, O. Kieler, A. B. Zorin, R. Kleiner, D. Koelle.
Transport and noise properties of sub-100-nm planar Nb Josephson junctions with metallic Hf-Ti barriers for nano-SQUID applications.
Phys. Rev. Applied 14, 054072 (2020)

M. Becker, C. J. Burkhardt, B. Schröppel, R. Kleiner, D. Koelle.
Rayleigh Analysis and dielectric dispersion in polycrystalline 0.5(Ba_0.7Ca_0.3)TiO_3-0.5Ba(Zr_0.2Ti_0.8)O₃ ferroelectric thin films by domain-wall pinning element modeling.
J. Appl. Phys. 128, 154103 (2020)

J. Lin, J. Linek, R. Kleiner, D. Koelle.
NanoSQUIDs from YBa₂Cu₃O_7-δ/SrTiO₃ superlattices with bicrystal grain boundary Josephson junctions.
Nanoscale 12, 20016 (2020)

M. A. Galin, F. Rudau, E. A. Borodianskyi, V. V. Kurin, D. Koelle, R. Kleiner, V. M. Krasnov, A. M. Klushin.
Direct visualization of phase-locking of large Josephson junction arrays by surface electromagnetic waves.
Phys. Rev. Applied 14, 024051 (2020)

Z. Xu, S. Chen, W. Tian, Z. Qi, W. Yue, H. Du, H., Sun, C. Zhang, J. Wu, S. Dong, Y.-L. Wang, W. Xu, B. Jin, J. Chen, G. Sun, D. Koelle, R. Kleiner, H. B. Wang, P. H. Wu.
Vertical Nb/TiO_x/Nb Josephson junctions controlled by in-plane hot-electron injection.
Phys. Rev. Applied 14, 024008 (2020)

X. Zhou, X. Han, D. Koelle, R. Kleiner, U. Welp, X. Zhang, D. Jin.
On-chip sensing of hotspots in superconducting terahertz emitters.
Nano Lett. 20, 4197-4203 (2020)

B. Aichner, K. L. Mletschnig, B. Müller, M. Karrer, M. Dosmailov, J. D. Pedarnig, R. Kleiner, D. Koelle, W. Lang.
Angular magnetic-field dependence of vortex matching in pinning lattices fabricated by focused or masked helium ion beam irradiation of superconducting YBa2Cu3O7-δ thin films.
Low Temp. Phys. 46, 331-337 (2020)

J. Lin, B. Müller, J. Linek, M. Karrer, M. Wenzel, M. J. Martínez-Pérez, R. Kleiner D. Koelle.
YBa2Cu3O7 nano superconducting quantum interference devices on MgO bicrystal substrates.
Nanoscale 12, 5658-5668 (2020)

M. J. Martínez-Pérez, B. Müller, J. Jin, L. A. Rodriguez, E. Snoeck, R. Kleiner, J. Sesé D. Koelle.
Magnetic vortex nucleation and annihilation in bi-stable ultra-small ferromagnetic particles.
Nanoscale 12, 2587-2595 (2020)

W.-H. Tian, Y.-Y. Lv, Z.-Y. Xu, H.-L. Zhang, S.-X. Chen, S.-N. Dong, J. Li, Y.-L. Wang, D. Koelle, R. Kleiner, H.-B. Wang, P.-H. Wu.
Hybrid Nb/Al/Ba_0.5K_0.5Fe₂As₂ sandwich Josephson junctions.
Supercond. Sci. Technol 33, 025014 (2020)

B. Müller, J. Lin, J. Linek, M. Karrer, F. Limberger, L. Koch, E. Goldobin, R. Kleiner, D. Koelle, V. Morosh, T. Weimann, O. F. Kieler, J. Sesé, M. J. Martínez-Pérez.
YBa₂Cu₃O₇ and Nb NanoSQUIDs for the Investigation of Magnetization Reversal of Individual Magnetic Nanoparticles. IEEE International Superconductivity Electronics Conference (ISEC), Riverside, CA, USA.
IEEE Xplore (2019)

K. Buckenmaier, K. Scheffler, M. Plaumann, P. Fehling, J. Bernarding, M. Rudolph, C. Back, D. Koelle, R. Kleiner, J.-B. Hövener, A. N. Pravdivtsev.
Multiple Quantum Coherences Hyperpolarized at Ultra-Low Fields.
Chem. Phys. Chem. 20, 2823-2829 (2019)

R. Kleiner and H.-B. Wang.
Terahertz emission from Bi₂Sr₂CaCu₂O_8+x intrinsic Josephson junction stacks.
J. Appl. Phys. 126, 171101 (2019)

N. Ebensperger, B. Ferdinand, D. Koelle, R. Kleiner, M. Dressel, M. Scheffler.
Characterizing dielectric properties of ultra-thin films using superconducting coplanar microwave resonators.
Rev. Sci. Instr. 90, 114701 (2019)

T. M. Benseman, A. E. Koshelev, V. Vlasko-Vlasov, Y. Hao, U. Welp, W.-K. Kwok, B. Gross, M. Lange, D. Koelle, R. Kleiner, H. Minami, M. Tsujimoto, K. Kadowaki.
Observation of a two-mode resonant state in a Bi₂Sr₂CaCu₂O_8+δ mesa device for terahertz emission.
Phys. Rev. B 100, 144503 (2019)

W. Chen, Z. Xu, W. Tian, Y. Lv, M. Yu, X. Zhou, X. Tu, J. Li, S. Li, Y. Wang, H. Yuan, W. Xu, D. Koelle, R. Kleiner, H.-B. Wang, P. H. Wu.
High-quality in-situ fabricated Nb Josephson junctions with black phosphorus barriers.
Supercond. Sci. Technol 32, 115005 (2019)

H. Zhang, Y. Lei, Q. Zhu, T. Qing, T. Zhang, W. Tian, M. Lange, M. Jiang, C. Han, J. Li, D. Koelle, R. Kleiner, W. Xu, Y. Wang, L. Yu, H.-B. Wang, P.-H. Wu.
Nanoscale photovoltaic responses in 3D radial junction solar cells revealed by high spatial resolution laser excitation photoelectric microscopy.
ACS Nano 13, 10359-10365 (2019)

B. Aichner, B. Müller, M. Karrer, V. R. Misko, F. Limberger, K. L. Mletschnig, M. Dosmailov, J. D. Pedarnig, F. Nori, R. Kleiner, D. Koelle, W. Lang.
Ultradense tailored vortex pinning arrays in superconducting YBa₂Cu₃O_7-δ thin films created by focused He ion beam irradiation for fluxonics applications.
ACS Appl. Nano Mater. 2, 5108-5115 (2019)

B. Müller, M. Karrer, F. Limberger, M. Becker, B. Schröppel, C. J. Burkhardt, R. Kleiner, E. Goldobin, D. Koelle.
Josephson junctions and SQUIDs created by focused helium-ion-beam irradiation of YBa₂Cu₃O₇.
Phys. Rev. Applied 11, 044082 (2019)

H. Zhang, R. Wieland, W. Chen, O. Kizilaslan, S. Ishida, C. Han, W. Tian, Z. Xu, Z. Qi, Y. Lv, X. Zhou, N. Kinev, E. Dorsch, J. M. Ziegele, D. Koelle, H. Eisaki, Y. Yoshida, V. P. Koshelets, R. Kleiner, H.-B. Wang, P. H. Wu.
Resonant cavity modes in Bi₂Sr₂CaCu₂O_8+x intrinsic Josephson junction stacks.
Phys. Rev. Applied 11, 044004 (2019)

B. Ferdinand, D. Bothner, R. Kleiner, D. Koelle.
Tunable superconducting two-chip lumped-element resonator.
Phys. Rev. Appl. 11, 034050 (2019)

Y. Lv, Y. Dong, D. Lu, W. Tian, Z. Xu, W. Chen, X. Zhou, J. Yuan, K. Jin, S. Bao, S. Li, J. Wen, F. Chibotaru, T. Schwarz, R. Kleiner, D. Koelle, J. Li, H.-B. Wang, P. H. Wu.
Anomalous transverse resistance in 122-type iron-based superconductors.
Sci. Rep. 9, 664 (2019)

X. J. Zhou, Z. S. Gao, L. Han, L. Y. Xiao, T. Hatano, J. Li, D. Koelle, R. Kleiner, H. B. Wang, P. H. Wu.
Hot spot formation in a curved iron-based superconducting whisker. 
Supercond. Sci. Technol 32, 025010 (2019)

M. J. Martínez-Pérez, J. Pablo-Navarro, B. Müller, J. Stankievicz, R. Kleiner, D. Koelle, J. M. de Teresa, J. Sesé.
NanoSQUID magnetometry on individual as-grown and annealed Co nanowires at variable temperature.
Nano Lett. 18, 7674-7682 (2018)

K. Buckenmaier, M. Rudolph, P. Fehling, T. Steffen, C. Back, R. Bernard, R. Pohmann, J. Bedarning, R. Kleiner, D. Koelle, M. Plaumann, K. Scheffler.
Mutual benefit achieved by combining ultralow-field magnetic resonance and hyperpolarizing techniques.
Rev. Sci. Instr. 89, 125103 (2018)

D. Rohner, L. Thiel, B. Müller, M. Kasperczyk, R. Kleiner, D. Koelle, P. Maletinsky.
Real-space probing of the local magnetic response of thin-film superconductors using single-spin magnetometry.
Sensors 18, 3790 (2018)

D. S. Rausch, M. Thiemann, M. Dressel, D. Bothner, D. Koelle, R. Kleiner, M. Scheffler.
Superconducting coplanar microwave resonators with operating frequencies up to 50 GHz.
J. Phys.D: Appl. Phys. 51, 465301 (2018)

H. Sun, R. Wieland, Z. Xu, Z. Qi, Y. Lv, Y. Huang, H. Zhang, X. Zhou, J. Li, Y. Wang, F. Rudau, J. S. Hampp, D. Koelle, S. Ishida, H. Eisaki, Y. Yoshida, B. Jin, V. P. Koshelets, R. Kleiner, H.-B. Wang, P. Wu.
Compact high-Tc superconducting terahertz emitter operating up to 86 Kelvin.
Phys. Rev. Appl. 10, 024041 (2018)

R. Menditto, M. Merker, M. Siegel, D. Koelle, R. Kleiner, E. Goldobin.
Evidence of macroscopic quantum tunneling from both wells in a φ Josephson junction.
Phys. Rev. B 98, 024509 (2018)

S. Mironov, E. Goldobin, D. Koelle, R. Kleiner, Ph. Tamarat, B. Lounis, A. Buzdin.
Anomalous Josephson effect controlled by an Abrikosov vortex.
Phys. Rev. B 96, 214515 (2017)

H. Hattermann, D. Bothner, L. Y. Ley, B. Ferdinand, D. Wiedmaier, L. Sárkány, R. Kleiner, D. Koelle, J. Fortágh.
Coupling ultracold atoms to a superconducting coplanar waveguide resonator.
Nature Commun. 8, 2254 (2017)

M. Lange, S. Guénon, F. Lever, R. Kleiner, D. Koelle.
A High-Resolution Combined Scanning Laser- and Widefield Polarizing Microscope for Imaging at Temperatures from 4 K to 300 K.
Rev. Sci. Instr. 88, 123705 (2017)

Y. Huang, H. Sun, D. An, X. Zhou, M. Ji, F. Rudau, R. Wieland, J. S. Hampp, O. Kizilaslan, J. Yuan, N. Kinev, O. Kiselev, V. P. Koshelets, J. Li, D. Koelle, R. Kleiner, B. Jin, J. Chen, L. Kang, W. Xu, H.-B. Wang, P. Wu.
Self-mixing spectra of terahertz emitters based on Bi₂Sr₂CaCu₂O_8+δ intrinsic Josephson junction stacks.
Phys. Rev. Applied 8 054023 (2017)

H. Sun, Z. Yang, N. V. Kinev, O. S. Kiselev, Y. Lv, Y. Huang, L. Hao, M. Ji, M. Ji, X. Zhou, X. Tu, J. Li, F. Rudau, R. Wieland, J. S. Hampp, O. Kizilaslan, D. Koelle, R. Kleiner, V. P. Koshelets, H.-B. Wang, P. Wu.
Terahertz spectroscopy of dilute gases using Bi₂Sr₂CaCu₂O_8+δ intrinsic Josephson junction stacks.
Phys. Rev. Applied 8 054005 (2017)

K. Buckenmaier, M. Rudolph, C. Back, T. Misztal, U. Bommerich, P. Fehling, D. Koelle, R. Kleiner, H. A. Mayer, K. Scheffler, J. Bernarding, M. Plaumann.
SQUID-based detection of ultra-low-field multinuclear NMR of substances hyperpolarized using signal amplification by reversible exchange.
Scientific Reports 7, 13431 (2017)

D. Bothner, D. Wiedmaier, B. Ferdinand, Kleiner, D. Koelle.
Improving superconducting resonators in magnetic fields by reduced field-focussing and engineered flux screening.
Phys. Rev. Applied 8, 034025 (2017)

R. Kleiner and H.-B. Wang.
Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks as emitters of terahertz radiation.
Chapter 12 in Superconductors at the Nanoscale, R. Wördenweber, V. Moshchalkov, S. Bending, F. Tafuri (eds), de Gruyter (2017)

M. J. Martínez-Pérez and D. Koelle.
NanoSQUIDs: Basics & recent advances.
Phys. Sci. Rev. 2, 20175001 (2017); also published as Chapter 11 in Superconductors at the Nanoscale, R. Wördenweber, V. Moshchalkov, S. Bending, F. Tafuri (eds), de Gruyter (2017)

G. Nanda, J. L. Aguilera, P. Rakyta, A. Kormányos, R. Kleiner, D. Koelle, K. Watanabe, T. Taniguchi, L. M. K. Vandersypen, S. Goswami.
Current-phase relation of encapsulated graphene Josephson junctions.
Nano Letters 17, 3396-3401 (2017)

O. Kizilaslan, F. Rudau, R. Wieland, J. S. Hampp, X. J. Zhou, M. Ji, O. Kiselev, N. Kinev, Y. Huang, L. Y. Hao, A. Ishii, M. A. Aksan, T. Hatano, V. P. Koshelets, P. H. Wu, H. B. Wang, D. Koelle, R. Kleiner.
Tuning THz emission properties of Bi₂Sr₂CaCu₂O_8+δ intrinsic Josephson junction stacks by charge carrier injection.
Supercond. Sci. Technol. – focus issue on Superconductor Terahertz Science and their applications 30, 034006 (2017)

M. J. Martínez-Pérez, B. Müller, D. Schwebius, D. Korinski, R. Kleiner, J. Sesé, D. Koelle.
NanoSQUID magnetometry of individual cobalt nanoparticles grown by focused electron beam induced deposition.
Supercond. Sci. Technol. – focus issue on NanoSQUIDs and their applications 30, 024003 (2017)

M. J. Martínez-Pérez, R. Kleiner, D. Koelle.
NanoSQUIDs Applied to the Investigation of Small Magnetic Systems.
Chapter 19 in The Oxford Handbook of Small Superconductors, A. V. Narlikar (Ed.), Oxford University Press (2017)

R. Menditto, H. Sickinger, M. Weides, H. Kohlstedt, D. Koelle, R. Kleiner, E. Goldobin.
Tunable φ Josephson junction ratchet.
Phys. Rev. E 94, 042202 (2016)

M. Javaheri Rahim, T.  Lehleiter, D. Bothner, C. Krellner, D. Koelle, R. Kleiner, M. Dressel, M. Scheffler.
Metallic coplanar resonators optimized for low-temperature measurements.
J. Phys. D 49, 395501 (2016)

E. Goldobin, R. Menditto, D. Koelle, R. Kleiner.
Model I-V curves and figures of merit of underdamped deterministic Josephson ratchets.
Phys. Rev. E 94, 032203 (2016)

S. Goswami, E. Mulazimoglu, A. M. R. V. L. Monteiro, R. Wölbing, D. Koelle, R. Kleiner, Ya. M. Blanter, L. M. K. Vandersypen, A. D. Caviglia.
Quantum interference in an interfacial superconductor.
Nature Nanotechnology 11, 861-865 (2016)

M. J. Martínez-Pérez, D. Gella, B. Müller, V. Morosh, R. Wölbing, J. Sesé, O. Kieler, R. Kleiner, D. Koelle.
Three-Axis Vector Nano Superconducting Quantum Interference Device.
ACS Nano 10, 8308-8315 (2016); see also Perspective: Nanoscale Superconducting Quantum Interference Devices Add Another Dimension, by J. Gallop & L. Hao. ACS Nano 10, 8128-8132 (2016)  

H. J. Harsan Ma, S. Scharinger, S. W. Zeng, D. Kohlberger, M. Lange, A. Stöhr, X. Renshaw Wang, T. Venkatesan, R. Kleiner, J. F. Scott, J. M. D. Coey, D. Koelle, Ariando.
Local Electrical Imaging of Tetragonal Domains and Field-Induced Ferroelectric Twin Walls in Conducting SrTiO₃.
Phys. Rev. Lett. 116, 257601 (2016)

X. J. Zhou, M. Ji, D. Y. An, F. Rudau, R. Wieland, Q. Zhu, H. C. Sun, L. Y. Hao, D. Koelle, R. Kleiner, H. B. Wang, P. H. Wu.
Modulating the emission properties of superconducting terahertz emitters.
Terahertz Science and Technology 9, 60-70 (2016)

R. Menditto, H. Sickinger, M. Weides, H. Kohlstedt, M. Zonda, T. Novotný, D. Koelle, R. Kleiner, E. Goldobin.
Phase retrapping in a φ Josephson junction: Onset of the butterfly effect.
Phys. Rev. B 93, 174506 (2016)

L. Thiel, D. Rohner, M. Ganzhorn, P. Appel, E. Neu, B. Müller, R. Kleiner, D. Koelle, P. Maletinsky.
Quantitative nanoscale vortex-imaging using a cryogenic quantum magnetometer.
Nature Nanotechnology 11, 677-681 (2016)

F. Rudau, R. Wieland, J. Langer, N. Kinev, J. Yuan, Y. Huang, M. Ji, X.J. Zhou, A. Ishii, P. H. Wu, T. Hatano, H. B. Wang, V. P. Koshelets, D. Koelle, R. Kleiner.
3D simulations of the electrothermal and THz emission properties of Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks.
Phys. Rev. Appl. 5, 044017 (2016)

E. Goldobin, S. Mironov, A. Buzdin, R. G. Mints, D. Koelle, R. Kleiner.
Effective model for a short Josephson junction with a phase discontinuity.
Phys. Rev. B 93, 134514 (2016)

A. Buchter, R. Wölbing, M. Wyss, O. F. Kieler, T. Weimann, J. Kohlmann, A. B. Zorin, D. Rüffer, F. Matteini, G. Tütüncüoglu, F. Heimbach, A. Kleibert, A. Fontcuberta i Morral, D. Grundler, R. Kleiner, D. Koelle, M. Poggio.
Magnetization reversal of an individual exchange-biased permalloy nanotube.
Phys. Rev. B 92, 214432 (2015)

D. M. Heim, N. G. Pugach, M. Yu. Kupriyanov, E. Goldobin, D. Koelle, R. Kleiner, N. Ruppelt, M. Weides, H. Kohlstedt.
The effect of normal and insulating layers on 0-π transitions in Josephson junctions with ferromagnetic barriers.
New J. Phys. 17, 113022 (2015)

X. J. Zhou, Q. Zhu, M. Ji, D. An, L. Hao, H. Sun, S. Ishida, F. Rudau, R. Wieland, J. Li, D. Koelle, H. Eisaki, Y. Yoshida, T. Hatano, R. Kleiner, H. B. Wang, P. H. Wu.
Three-terminal stand-alone superconducting terahertz emitter: controlling the emission properties with movable hot spots.
Appl. Phys. Lett. 107, 122602 (2015)

J. Li, M. Ji, T. Schwarz, X. Ke, G. Van Tendeloo, J. Yuan, P. J. Pereira, Y. Huang, G. Zhang, H.-L. Feng, Y.-H. Yuan, T. Hatano, R. Kleiner, D. Koelle, L. F. Chibotaru, K. Yamaura, H.-B. Wang, P.-H. Wu, E. Takayama-Muromachi, J. Vanacken, V. V. Moshchalkov.
Local destruction of superconductivity by nonmagnetic impurities in mesoscopic iron-based superconductors.
Nature Commun. 6, 7614 (2015)

E. Goldobin, D. Koelle, R. Kleiner.
Tunable ±φ, φ0 and φ0 ± φ Josephson junction.
Phys. Rev. B 91, 214511 (2015)

Y. Wiemann, J. Simmendinger, C. Clauss, L. Bogani, D. Bothner, D. Koelle, R. Kleiner, M. Dressel, M. Scheffler.
Observing electron spin resonance between 0.1 and 67 GHz at temperatures between 50 mK and 300 K using broadband metallic coplanar waveguides.
Appl. Phys. Lett. 106, 193505 (2015)

T. M. Benseman, A. E. Koshelev, V. Vlasko-Vlasov, Y. Hao, W.-K. Kwok, U. Welp, C. Keiser, B. Gross, M. Lange, D. Kölle, R. Kleiner, H. Minami, C. Watanabe, and K. Kadowaki.
Current Filamentation in Large Bi₂Sr₂CaCu₂O_8+δ Mesa Devices Observed via Luminescent and Scanning Laser Thermal Microscopy.
Phys. Rev. Appl. 3, 044017 (2015)

X. J. Zhou, J. Yuan, H. Wu, Z. S. Gao, M. Ji, D. Y. An, Y. Huang, F. Rudau, R. Wieland, N. Kinev, J. Li, A. Iishi, T. Hatano, V. P. Koshelets, D. Koelle, R. Kleiner, H. B. Wang, P. H. Wu.
Tuning the terahertz emission power of an intrinsic Josephson-junction stack with a focused laser beam.
Phys. Rev. Appl. 3, 044012 (2015)

T. Schwarz, R. Wölbing, C. F. Reiche, B. Müller, M. J. Martínez-Pérez, T. Mühl, B. Büchner, R. Kleiner, D. Koelle.
Low-Noise YBa₂Cu₃O₇ NanoSQUIDs for Performing Magnetization-Reversal Measurements on Magnetic Nanoparticles.
Phys. Rev. Appl. 3, 044011 (2015)

B. Gross, F. Rudau, N. Kinev, M. Tsujimoto, J. Yuan, Y. Huang, M. Ji, X. J. Zhou, D. Y. An, A. Iishi, P. H. Wu, T. Hatano, D. Koelle, H. B. Wang, V. P. Koshelets, R. Kleiner.
Electrothermal behavior and terahertz emission properties of a planar array of two Bi₂Sr₂CaCu₂O_8+δ intrinsic Josephson junction stacks.
Supercond. Sci. Technol. 28, 055004 (2015)

P. Weiss, M. Knufinke, S. Bernon, D. Bothner, L. Sárkány, C. Zimmermann, R. Kleiner, D. Koelle, J. Fortágh, H. Hattermann.
Sensitivity of ultracold atoms to quantized flux in a superconducting ring.
Phys. Rev. Lett. 114, 113003 (2015)

F. Rudau, M. Tsujimoto, B. Gross, T. E. Judd, R. Wieland, E. Goldobin, N. Kinev, J. Yuan, Y. Huang, M. Ji, X. J. Zhou, D. Y. An, A. Iishi, R. G. Mints, P. H. Wu, T. Hatano, H. B. Wang, V. P. Koshelets, D. Koelle, R. Kleiner.
Thermal and electromagnetic properties of Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks studied via one-dimensional coupled sine-Gordon equations.
Phys. Rev. B 91, 104513 (2015)

L. Y. Hao, M. Ji, J. Yuan, D. Y. An, M. Y. Li, X. J. Zhou, Y. Huang, H. C. Sun, Q. Zhu, F. Rudau, R. Wieland, N. Kinev, J. Li, W. W. Xu, B. B. Jin, J. Chen, T. Hatano, V. P. Koshelets, D. Koelle, R. Kleiner, H. B. Wang, P. H. Wu.
Compact Superconducting Terahertz Source Operating in Liquid Nitrogen.
Phys. Rev. Appl. 3, 024006 (2015)

A. Thiessen, E. Beyreuther, R. Werner, D. Koelle, R. Kleiner, L. M. Eng.
Quantifying the electrical transport characteristics of electron-doped La_0.7Ce_0.3MnO₃ thin films through hopping energies, Mn valence, and carrier localization length.
J. Phys. Chem. Solids 80, 26-33 (2015)

N. Ruppelt, H. Sickinger, R. Menditto, E. Goldobin, D. Koelle, R. Kleiner, O. Vavra, H. Kohlstedt.
Observation of 0-π transition in SIsFS Josephson junctions.
Appl. Phys. Lett. 106, 022602 (2015)

A. Thiessen, E. Beyreuther, R. Werner, R. Kleiner, D. Koelle, L. M. Eng.
Conductivity and magnetoresistance of La_0.7Ce_0.3MnO_3-δ thin films under photoexcitation.
J. Phys.: Condens. Matter 27, 025503 (2015)

M. Thiemann, D. Bothner, D. Koelle, R. Kleiner, M. Dressel, M. Scheffler.
Niobium stripline resonators for microwave studies on superconductors.
J. Phys.: Conf. Ser. 568, 022043 (2014)

A. Lipman, R. G. Mints, D. Koelle, R. Kleiner, E. Goldobin.
Josephson junctions with tunable current-phase relation.
Phys. Rev. B 90, 184502 (2014)

R. Wölbing, T. Schwarz, B. Müller, J. Nagel, M. Kemmler, R. Kleiner, D. Koelle.
Optimizing the spin sensitivity of grain boundary junction nanoSQUIDs – towards detection of small spin systems with single-spin resolution.
Supercond. Sci. Technol. 27, 125007 (2014)

M. Ji, J. Yuan, B. Gross, F. Rudau, D. Y. An, M. Y. Li, X. J. Zhou, Y. Huang, H. C. Sun, Q. Zhu, J. Li, N. Kinev, T. Hatano, V. P. Koshelets, D. Koelle, R. Kleiner, W. W. Xu, B. B. Jin, H. B. Wang, P. H. Wu.
Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks with improved cooling: Coherent emission above 1 THz.
Appl. Phys. Lett. 105, 122602 (2014)

A. Ruosi, C. Raisch, A. Verna, R. Werner, B. A. Davidson, J. Fujii, R. Kleiner, D. Koelle.
Electron sampling depth and saturation effects in perovskite films investigated by soft x-ray absorption spectroscopy.
Phys. Rev. B 90, 125120 (2014)

J. Li, J. Yuan, M. Ji, G. Zhang, J.-Y. Ge, H.-L. Feng, Y.-H. Yuan, T. Hatano, W. Hu, K. Jin, T. Schwarz, R. Kleiner, D. Koelle, K. Yamaura, H.-B. Wang, P.-H. Wu, E. Takayama-Muromachi, J. Vanacken, V. V. Moshchalkov.
Impurity effects on the normal-state transport properties of Ba_0.5K_0.5Fe₂As₂ superconductors.
Phys. Rev. B 90, 024512 (2014)

D. Bothner, R. Seidl, V. R. Misko, R. Kleiner, D. Koelle, M. Kemmler.
Unusual commensurability effects in quasiperiodic pinning arrays induced by local inhomogeneities of the pinning site density.
Supercond. Sci. Technol. 27, 065002 (2014)

M. Paramonov, M. Yu. Fominsky, V. P. Koshelets, B. Neumeier, D. Koelle, R. Kleiner, E. Goldobin.
Radiation power and linewidth of a semifluxon-based Josephson oscillator.
Appl. Phys. Lett. 104, 062603 (2014)

A. Thiessen, E. Beyreuther, S. Grafström, K. Dörr, R. Werner, R. Kleiner, D. Koelle, L. M. Eng.
The Mn₂₊/Mn₃₊ state of La_0.7Ce_0.3MnO₃ by oxygen reduction and photodoping.
J. Phys.: Condens. Matter 26, 045502 (2014)

F. Jessen, M. Knufinke, S. C. Bell, P. Vergien, H. Hattermann, P. Weiss, M. Rudolph, M. Reinschmidt, K. Meyer, T. Gaber, D. Cano, A. Guenther, S. Bernon, D. Koelle, R. Kleiner, J. Fortágh.
Trapping of ultra cold atoms in a 3He/4He dilution refrigerator.
Appl. Phys. B 116, 665-671 (2014)

N. Ruppelt, O. Vavra, H. Sickinger, E. Goldobin, D. Koelle, R. Kleiner, H. Kohlstedt.
Combinatorial sputtering in planetary type systems for alloy libraries with perpendicular gradients of layer thickness and composition realised by a timing approach.
Appl. Phys. A 229, 229-232 (2014)

D. Bothner, M. Knufinke, H. Hattermann, R. Wölbing, B. Ferdinand, P. Weiss, S. Bernon, J. Fortágh, D. Koelle, R. Kleiner.
Inductively coupled superconducting half wavelength resonators as persistent current traps for ultracold atoms.
New J. Phys. 15, 093024 (2013)

D. Koelle.
Magnetic sensors: A tip for better sensing.
Nature Nanotechnol. 8, 617-618 (2013)

U. Welp, K. Kadowaki, R. Kleiner.
Superconducting emitters of THz radiation.
Nature Photonics 7, 702-710 (2013)

J. Nagel, A. Buchter, F. Xue, O. F. Kieler, T. Weimann, J. Kohlmann, A. B. Zorin, D. Rüffer, E. Russo-Averchi, R. Huber, P. Berberich, A. Fontcuberta i Morral, D. Grundler, R. Kleiner, D. Koelle, M. Poggio, M. Kemmler.
Nanoscale multifunctional sensor formed by a Ni nanotube and a scanning Nb nanoSQUID.
Phys. Rev. B 88, 064425 (2013)

S. Bernon, H. Hattermann, D. Bothner, M. Knufinke, P. Weiss, F. Jessen, D. Cano, M. Kemmler, R. Kleiner, D. Koelle, J. Fortágh.
Manipulation and coherence of ultra-cold atoms on a superconducting atom-chip.
Nature Commun. 4, 2380 (2013)

M. Grünzweig, P. Mikheenko, C. Grünzweig, S. Mühlbauer, R. Kleiner, D. Koelle, T. H. Johansen.
Dendritic flux avalanches in Niobium single crystal near critical temperature.
arXiv:1308.2220 [cond-mat.supr-con]

A. Buchter, J. Nagel, D. Rüffer, F. Xue, D. P. Weber, O. F. Kieler, T. Weimann, J. Kohlmann, A. B. Zorin, E. Russo-Averchi, R. Huber, P. Berberich, A. Fontcuberta i Morral, M. Kemmler, R. Kleiner, D. Koelle, D. Grundler, M. Poggio.
Reversal mechanism of an individual Ni nanotube simultaneously studied by torque and SQUID magnetometry.
Phys. Rev. Lett. 111, 067202 (2013)

R. Werner, A. Yu. Aladyshkin, I. M. Nefedov, A. V. Putilov, M. Kemmler, D. Bothner, A. Loerincz, K. Ilin, M. Siegel, R. Kleiner, D. Koelle.
Edge superconductivity in Nb thin film microbridges revealed by electric transport measurements and visualized by scanning laser microscopy.
Supercond. Sci. Technol. 26, 095011 (2013)

E. Goldobin, R. Kleiner, D. Koelle, R. G. Mints.
Phase retrapping in a point-like φ Josephson junction: The butterfly effect.
Phys. Rev. Lett. 111, 057004 (2013)

B. Gross, J. Yuan, D. Y. An, M. Y. Li, N. Kinev, X. J. Zhou, M. Ji, Y. Huang, T. Hatano, R. G. Mints, V. P. Koshelets, P. H. Wu, H. B. Wang, D. Koelle, R. Kleiner.
Modeling the linewidth dependence of coherent THz emission from intrinsic Josephson junction stacks in the hot-spot regime.
Phys. Rev. B 88, 014524 (2013)

E. Goldobin, H. Sickinger, M. Weides, N. Ruppelt, H. Kohlstedt, R. Kleiner, D. Koelle.
Memory cell based on a φ Josephson junction.
Appl. Phys. Lett. 102, 242602 (2013)

E. Goldobin, R. Kleiner, D. Koelle.
Fractional vortex in asymmetric 0- π long Josephson junctions.
Phys. Rev. B 87, 224501 (2013)

R. Wölbing, J. Nagel, T. Schwarz, O. Kieler, T. Weimann, J. Kohlmann, A. B. Zorin, M. Kemmler, R. Kleiner, D. Koelle.
Nb nano superconducting quantum interference devices with high spin sensitivity for operation in magnetic fields up to 0.5 T.
Appl. Phys. Lett. 102, 192601 (2013)

D. M. Heim, K. Vogel, W. P. Schleich, D. Koelle, R. Kleiner, E. Goldobin.
A tunable macroscopic quantum system based on two fractional vortices.
New J. Phys. 15, 053020 (2013)

D. M. Heim, N. G. Pugach, M. Yu. Kupriyanov, E. Goldobin, D. Koelle, R. Kleiner.
Ferromagnetic planar Josephson junction with transparent interfaces: a φ junction proposal.
J. Phys.: Condens. Matter 25, 215701 (2013)

C. Clauss, D. Bothner, D. Koelle, R. Kleiner, L. Bogani, M. Scheffler, M. Dressel.
Broadband electron spin resonance from 500 MHz to 40 GHz using superconducting coplanar waveguides.
Appl. Phys. Lett. 102, 162601 (2013)

S. Guénon, S. Scharinger, S. Wang, J. G. Ramírez, D. Koelle, R. Kleiner, I. K. Schuller.
Electrical breakdown in a V₂O₃ device at the insulator-to-metal transition.
Europhys. Lett. 101, 57003 (2013)

D. Y. An, J. Yuan, N. Kinev, M. Y. Li, Y. Huang, M. Ji, H. Zhang, Z. L. Sun, L. Kang, B. B. Jin, J. Chen, J. Li, B. Gross, A. Ishii, K. Hirata, T. Hatano, V. P. Koshelets, D. Koelle, R. Kleiner, H. B. Wang, W. W. Xu, P. H. Wu.
Terahertz emission and detection both based on high-Tc superconductors: Towards an integrated receiver.
Appl. Phys. Lett. 102, 092601 (2013)

C. Raisch, R. Werner, R. Kleiner, D. Koelle, M. Glaser, T. Chassé, C. Langheinrich, A. Chassé.
X-ray photoelectron diffraction study of dopant effects in La_0.7X_0.3MnO₃ (X = La, Sr, Ca, Ce) thin films.
J. Appl. Phys. 113, 063511 (2013)

M. Grupp, W. P. Schleich, E. Goldobin, D. Koelle, R. Kleiner, R. Walser.
Emergence of atomic semifluxons in optical Josephson junctions.
Phys. Rev. A 87, 021602(R) (2013)

J. M. Meckbach, M. Merker, S. J. Buehler, K. Ilin, B. Neumeier, U. Kienzle, E. Goldobin, R. Kleiner, D. Koelle, M. Siegel.
Sub-µm Josephson Junctions for Superconducting Quantum Devices.
IEEE Trans. Appl. Supercond. 23, 1100504 (2013)

T. Schwarz, J. Nagel, R. Wölbing, M. Kemmler, R. Kleiner, D. Koelle.
Low-Noise Nano Superconducting Quantum Interference Device Operating in Tesla Magnetic Fields.
ACS Nano 7, 844 (2013)

S. Scharinger, M. Turad, A. Stöhr, V. Leca, E. Goldobin, R. G. Mints, D. Koelle, R. Kleiner.
Magnetic field dependence of the critical current in YBa₂Cu₃O_7-δ/Au/Nb ramp-zigzag Josephson junctions.
Phys. Rev. B 86, 144531 (2012)

B. Gross, S. Guénon, J. Yuan, M. Y. Li, J. Li, A. Iishi, R. G. Mints, T. Hatano, P. H. Wu, D. Koelle, H. B. Wang, R. Kleiner.
Hot-spot formation in stacks of intrinsic Josephson junctions in Bi₂Sr₂CaCu₂O₈.
Phys. Rev. B 86, 094524 (2012)

J. Tomaschko, S. Scharinger, V. Leca, J. Nagel, M. Kemmler, T. Selistrovski, D. Koelle, R. Kleiner.
Phase-sensitive evidence for dx2-y2 pairing symmetry in the parent-structure high-Tc cuprate superconductor Sr_1-xLa_xCuO₂.
Phys. Rev. B 86, 094509 (2012)

H. Sickinger, A. Lipman, M. Weides, R. G. Mints, H. Kohlstedt, D. Koelle, R. Kleiner, E. Goldobin.
Experimental evidence of a φ Josephson junction.
Phys. Rev. Lett. 109, 107002 (2012)

M. Y. Li, J. Yuan, N. Kinev, J. Li, B. Gross, S. Guénon, A. Ishii, K. Hirata, T. Hatano, D. Koelle, R. Kleiner, V. P. Koshelets, H. B. Wang, P. H. Wu.
Linewidth dependence of coherent terahertz emission from Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks in the hot-spot regime.
Phys. Rev. B 86, 060505(R) (2012)

M. Rudolph,  J. Nagel, J. M. Meckbach, M. Kemmler, M. Siegel, K. Ilin, D. Koelle, R. Kleiner.
Direct current superconducting quantum interferometers with asymmetric shunt resistors.
Appl. Phys. Lett. 101, 052602 (2012)

D. Bothner, T. Gaber, M. Kemmler, D. Koelle, R. Kleiner, S. Wünsch, M. Siegel.
Magnetic hysteresis effects in superconducting coplanar microwave resonators.
Phys. Rev. B 86, 014517 (2012)

J. Yuan, M. Y. Li, B. Gross, A. Iishi, K. Yamaura, T. Hatano, K. Hirata, E. Takayama-Muromachi, P. H. Wu, D. Koelle, R. Kleiner, H. B. Wang.
Terahertz emission from Bi₂Sr₂CaCu₂O₈+δ intrinsic Josephson junction stacks with all-superconducting electrodes.
Supercond. Sci. Technol. 25, 075015 (2012)

D. Bothner, C. Clauss, E. Koroknay, M. Kemmler, T. Gaber, M. Jetter, M. Scheffler, P. Michler, M. Dressel, D. Koelle, R. Kleiner.
The phase boundary of superconducting niobium thin films with antidot arrays fabricated with microsphere photolithography.
Supercond. Sci. Technol. 25, 065020 (2012)

G. W. Ataklti, A. Yu. Aladyshkin, W. Gillijns, I. M. Nefedov, J. Van de Vondel, A. V. Silhanek, M. Kemmler, R. Kleiner, D. Koelle, V. V. Moshchalkov.
Localization of superconductivity in superconductor-electromagnet hybrids.
Supercond. Sci. Technol. 25, 065015 (2012)

U. Kienzle, J. M. Meckbach, K. Buckenmaier, T. Gaber, H. Sickinger, Ch. Kaiser, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, E. Goldobin.
Spectroscopy of a fractional Josephson vortex molecule.
Phys. Rev. B 85, 014521 (2012)

M. Knufinke, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, E. Goldobin.
Deterministic Josephson vortex ratchet with a load.
Phys. Rev. E 85, 011122 (2012)

J. Tomaschko, V. Leca, T. Selistrovski, S. Diebold, J. Jochum, R. Kleiner, D. Koelle.
Properties of the electron-doped infinite-layer superconductor Sr_1-xLa_xCuO₂ epitaxially grown by pulsed laser deposition.
Phys. Rev. B 85, 024519 (2012)

D. Bothner, C. Clauss, E. Koroknay, M. Kemmler, T. Gaber, M. Jetter, M. Scheffler, P. Michler, M. Dressel, D. Koelle, R. Kleiner.
Reducing vortex losses in superconducting microwave resonators with microsphere patterned antidot arrays.
Appl. Phys. Lett. 100, 012601 (2012)

J. Tomaschko, V. Leca, T. Selistrovksi, R. Kleiner, D. Koelle.
Importance of grain-boundary Josephson junctions in the electron-doped infinite-layer cuprate superconductor Sr_1-xLa_xCuO₂.
Phys. Rev. B 84, 214507 (2011)

E. Goldobin, D. Koelle, R. Kleiner, R. G. Mints.
Josephson junction with magnetic-field tunable ground state.
Phys. Rev. Lett. 107, 227001

S. Rablen, M. Kemmler, T. Quaglio, R. Kleiner, D. Koelle, I. V. Grigorieva.
Bitter decoration of vortex patterns in superconducting Nb films with random, triangular and Penrose arrays of antidots.
Phys. Rev. B 84, 184520 (2011)

R. Werner, M. Weiler, A. Yu. Petrov, B. A. Davidson, R. Gross, R. Kleiner, S. T. B. Goennenwein, D. Koelle.
Local tunneling magnetoresistance probed by low-temperature scanning laser microscopy.
Appl. Phys. Lett. 99, 182513 (2011)

N. G. Pugach, M. Yu. Kupriyanov, E. Goldobin, R. Kleiner, D. Koelle.
Superconductor-insulator-ferromagnet-superconductor Josephson junction: from the dirty to the clean limit.
Phys. Rev. B 84, 144513 (2011)

A. Yu. Aladyshkin, J. Fritzsche, R. Werner, R. B. G. Kramer, S. Guénon, R. Kleiner, D. Koelle, V. V. Moshchalkov.
Crossover between different regimes of inhomogeneous superconductivity in planar superconductor-ferromagnet hybrids.
Phys. Rev. B 84, 094523 (2011)

J. Tomaschko, C. Raisch, V. Leca, T. Chassé, R. Kleiner, D. Koelle.
Electric transport across Sr_1-xLaxCuO₂/Au/Nb planar tunnel junctions and x-ray photoelectron and Auger-electron spectroscopy on Sr_1-xLa_xCuO₂ thin films.
Phys. Rev. B 84, 064521 (2011)

J. Nagel, O. F. Kieler, T. Weimann, R. Wölbing, J. Kohlmann, A. B. Zorin, R. Kleiner, D. Koelle, M. Kemmler.
Superconducting quantum interference devices with submicron Nb/HfTi/Nb junctions for investigation of small magnetic particles.
Appl. Phys. Lett. 99, 032506 (2011)

R. Werner, A. Yu. Aladyshkin, S. Guénon, J. Fritzsche, I. M. Nefedov, V. V. Moshchalkov, R. Kleiner, D. Koelle.
Domain-wall and reverse-domain superconducting states of a Pb thin-film bridge on a ferromagnetic BaFe₁₂O₁₉ single crystal.
Phys. Rev. B 84, 020505(R) (2011)

D. Cano, H. Hattermann, B. Kasch, C. Zimmermann, R. Kleiner, D. Koelle, J. Fortágh.
Experimental system for research on ultracold atomic gases near superconducting microstructures.
Eur. Phys. J. D 63, 17 (2011)

P. Bushev, D. Bothner, J. Nagel, M. Kemmler, K. B. Konovalenko, A. Loerincz, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, F. Schmidt-Kaler.
Trapped electron coupled to superconducting devices.
Eur. Phys. J. D 63, 9 (2011)

R. Werner, A. Yu Petrov, R. Kleiner, D. Koelle, B. A. Davidson.
Improved tunneling magnetoresistance at low temperature in manganite junctions grown by molecular beam epitaxy.
Appl. Phys. Lett. 98, 162505 (2011)

A. Yu. Aladyshkin, G. W. Ataklti, W. Gillijns, I. M. Nefedov, I. A. Shereshevsky, A. V. Silhanek, J. Van de Vondel, M. Kemmler, R. Kleiner, D. Koelle, V. V. Moshchalkov.
Mesoscopic cross–film cryotrons: Vortex trapping and dc–Josephson–like oscillations of the critical current.
Phys. Rev. B 83, 144509 (2011)

D. Bothner, T. Gaber, M. Kemmler, D. Koelle, R. Kleiner.
Improving the performance of superconducting microwave resonators in magnetic fields.
Appl. Phys. Lett. 98, 102504 (2011)

J. Nagel, K. B. Konovalenko, M. Kemmler, M. Turad, R. Werner, E. Kleisz, S. Menzel, R. Klingeler, B. Büchner, R. Kleiner, D. Koelle.
Resistively shunted YBa₂Cu₃O₇ grain boundary junctions and low-noise SQUIDs patterned by a focused ion beam down to 80 nm linewidth.
Supercond. Sci. Technol. 24, 015015 (2011)

R. Werner, C. Raisch, A. Ruosi, B. A. Davidson, P. Nagel, M. Marx, S. Schuppler, M. Glaser, J. Fujii, T. Chassé, R. Kleiner, D. Koelle.
YBa₂Cu₃O₇/La_0.7Ca_0.3MnO₃ bilayers: Interface coupling and electric transport properties.
Phys. Rev. B 82, 224509 (2010)

S. Guénon, M. Grünzweig, B. Gross, J. Yuan, Z. G. Jiang, Y. Y. Zhong, A. Iishi, P. H. Wu, T. Hatano, D. Koelle, H. B. Wang, R. Kleiner.
Interaction of hot spots and terahertz waves in Bi₂Sr₂CaCu₂O₈ intrinsic Josephson junction stacks of various geometry.
Phys. Rev. B 82, 214506 (2010)

V. R. Misko, D. Bothner, M. Kemmler, R. Kleiner, D. Koelle, F. M. Peeters, F. Nori.
Enhancing the critical current in quasiperiodic pinning arrays below and above the matching flux.
Phys. Rev. B 82, 184512 (2010)

S. Ahmad, H. Susanto, J. A. D. Wattis, E. Goldobin.
Existence and stability analysis of semifluxons in disk-shaped two-dimensional 0-π Josephson junctions.
Phys. Rev. B 82, 174504 (2010)

C. Nappi, M. Adamo, E. Sarnelli, E. Goldobin.
Self-resonant modes in Josephson junctions with a phase discontinuity.
Low Temp. Phys. 36, 920-924 (2010); Fiz. Nizk. Temp. 36, 1149-1153 (2010)

V. Siegle, C.-W. Liang, S. Lothkov, B. Kaestner, H. W. Schumacher, F. Jessen, D. Koelle, R. Kleiner, S. Roth.
A molecular quantized charge pump.
Nano Letters 10, 3841-3845 (2010)

M. Weides, U. Peralagu, H. Kohlstedt, J. Pfeiffer, M. Kemmler, C. Gürlich, E. Goldobin, D. Koelle, R. Kleiner.
Critical current diffraction pattern of SIFS Josephson junctions with step-like F-layer.
Supercond. Sci. Technol. 23, 095007 (2010)

H. B. Wang, S. Guénon, B. Gross, J. Yuan, Z. G. Jiang, Y. Y. Zhong, M. Grünzweig, A. Iishi, P. H. Wu, T. Hatano, D. Koelle, R. Kleiner.
Coherent terahertz emission of intrinsic Josephson junction stacks in the hot spot regime.
Phys. Rev. Lett. 105, 057002 (2010)

B. Kasch, H. Hattermann, D. Cano, T. E. Judd, S. Scheel, C. Zimmermann, R. Kleiner, D. Koelle, J. Fortágh.
Cold atoms near superconductors: Atomic spin coherence beyond the Johnson noise limit.
New J. Phys. 12, 065024 (2010)

M. Rahlenbeck, M. Wagenknecht, A. Tsukada, D. Koelle, R. Kleiner, B. Keimer, C. Ulrich.
Raman light scattering study and microstructural analysis of epitaxial films of the electron-doped superconductor La_2-xCe_xCuO₄.
Eur. Phys. J. B 75, 461-467 (2010)

S. Scharinger, C. Gürlich, R. G. Mints, M. Weides, H. Kohlstedt, E. Goldobin, D. Koelle, R. Kleiner.
Interference patterns of multifacet 20 x (0-π) Josephson junctions with ferromagnetic barrier.
Phys. Rev. B 81, 174535 (2010)

N. G. Pugach, E. Goldobin, R. Kleiner, D. Koelle.
Method for reliable realization of a φ-Josephson Junction.
Phys. Rev. B 81, 104513 (2010)

C. Gürlich, S. Scharinger, M. Weides, H. Kohlstedt, R. G. Mints, E. Goldobin, D. Koelle, R. Kleiner.
Visualizing supercurrents in ferromagnetic Josephson junctions with various arrangements of 0 and π segments.
Phys. Rev. B 81, 094502 (2010)

M. Kemmler, M. Weides, M. Weiler, M. Opel, S. T. B. Gönnenwein, A. S. Vasenko, A. A. Golubov, H. Kohlstedt, D. Koelle, R. Kleiner, E. Goldobin.
Magnetic interference patterns in 0-π SIFS Josephson junctions: Effects of asymmetry between 0 and π regions.
Phys. Rev. B 81, 054522 (2010)

E. Goldobin, K. Vogel, W. P. Schleich, D. Koelle, R. Kleiner.
Coherent superpositions of single semifluxon states in a 0−π Josephson Junction.
Phys. Rev. B 81, 054514 (2010)

H. B. Wang, B. Y. Zhu, C. Gürlich, M. Ruoff, S. Kim, T. Hatano, B. R. Zhao, Z. X. Zhao, E. Goldobin, D. Koelle, R. Kleiner.
Fast Josephson Vortex Ratchet Made of Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O₈.
Phys. Rev. B 80, 224507 (2009)

N. G. Pugach, A. V. Vedyayev, M. Yu. Kupriyanov, C. Lacroix, E. Goldobin, D. Koelle, R. Kleiner, A. S. Sidorenko.
Ferromagnetic Josephson Junctions with Step-Like Interface Transparency.
Phys. Rev. B 80, 134516 (2009)

K. Vogel, W. Schleich, T. Kato, D. Koelle, R. Kleiner, E. Goldobin.
Theory of Fractional Vortex Escape in a Long Josephson Junction.
Phys. Rev. B 80, 134515 (2009)

C. Gürlich, E. Goldobin, R. Straub, D. Doenitz, Ariando, H.-J. H. Smilde, H. Hilgenkamp, R. Kleiner, D. Koelle.
Imaging of Order Parameter Induced π Phase Shifts in Cuprate Superconductors by Low-Temperature Scanning Electron Microscopy.
Phys. Rev. Lett. 103, 067011 (2009)

A. Sterck, D. Koelle, R. Kleiner.
Rectification in a Stochastically Driven Three-Junction SQUID Rocking Ratchet.
Phys. Rev. Lett. 103, 047001 (2009)

U. Kienzle, T. Gaber, K. Buckenmaier, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, E. Goldobin.
Thermal Escape of Fractional Vortices in Long Josephson Junctions.
Phys. Rev. B 80, 014504 (2009)

M. Häffner, M. Kemmler, R. Löffler, B. Vega Gómez, M. Fleischer, R. Kleiner, D. Koelle, D. P. Kern.
Controlling Superconducting Properties Via Vortex Pinning by Regular Arrays of Vertical Carbon Nanotubes.
Microelectronic Engineering 86, 895-897 (2009)

M. Kemmler, D. Bothner, K. Ilin, M. Siegel, R. Kleiner, D. Koelle.
Suppression of Dissipation in Nb Thin Films with Triangular Antidot Arrays by Random Removal of Pinning Sites.
Phys. Rev. B 79, 184509 (2009)

R. Werner, C. Raisch, V. Leca, V. Ion, S. Bals, G. Van Tendeloo, T. Chassé, R. Kleiner, D. Koelle.
Transport, Magnetic, and Structural Properties of La0.7Ce0.3MnO3 Thin Films: Evidence for Hole-Doping.
Phys. Rev. B 79, 054416 (2009)

H. B. Wang, S. Guénon, J. Yuan, A. Iishi, S. Arisawa, T. Hatano, T. Yamashita, D. Koelle, R. Kleiner.
Hot Spots and Waves in Bi2Sr2CaCu2O8 Intrinsic Josephson Junction Stacks - a Study by Low Temperature Scanning Laser Microscopy.
Phys. Rev. Lett. 102, 017006 (2009)

A. A. Bannykh, J. Pfeiffer, V. S. Stolyarov, I. E. Batov, V. V. Ryazanov, M. Weides.
Josephson Tunnel Junctions with Strong Ferromagnetic Interlayer.
Phys. Rev. B 79, 054501 (2009)

A. Dewes, T. Gaber, D. Koelle, R. Kleiner, E. Goldobin.
Semifluxon Molecule under Control.
Phys. Rev. Lett. 101, 247001 (2008)

D. Cano, B. Kasch, H. Hattermann, R. Kleiner, C. Zimmermann, D. Koelle, J. Fortágh.
Meissner Effect in Superconducting Microtraps.
Phys. Rev. Lett. 101, 183006 (2008)

M. Yu. Kupriyanov, N. G. Pugach, M. M. Khapaev, A. V. Vedyayev, E. Goldobin, D. Koelle, R. Kleiner.
Extraordinary Magnetic Field Behavior of SIFS Josephson Junctions with an Inhomogeneous Transparency of the FS Interface.
JETP Lett. 88, 45-48 (2008)

V. Leca, G. Visanescu, C. Back, R. Kleiner, D. Koelle.
Growth Mechanism, Microstructure and Transport Properties of Sr1−xLaxCuO2 (x=0.10-0.15) Thin Films.
Appl. Phys. A 93, 779-782 (2008)

J. Pfeiffer, M. Kemmler, D. Koelle, R. Kleiner, E. Goldobin, M. Weides, A. K. Feofanov, J. Lisenfeld, A. V. Ustinov.
Static and dynamic properties of 0, π and 0−π ferromagnetic tunnel Josephson junctions.
Phys. Rev. B 77, 214506 (2008)

D. Cano, B. Kasch, H. Hattermann, D. Koelle, R. Kleiner, C. Zimmermann, J. Fortágh.
Impact of the Meissner Effect on Magnetic Microtraps for Neutral Atoms Near Superconducting Thin Films.
Phys. Rev. A 77, 063408 (2008)

M. Wagenknecht, D. Koelle, R. Kleiner, S. Graser, N. Schopohl, B. Chesca, A. Tsukada, S. T. B. Goennenwein, R. Gross.
Phase Diagram of the Electron-Doped La2−xCexCuO4 Cuprate Superconductor from Andreev Bound States at Grain Boundary Junctions.
Phys. Rev. Lett. 100, 227001 (2008)

J. Nagel, D. Speer, T. Gaber, A. Sterck, R. Eichhorn, P. Reimann, K. Ilin, M. Siegel, D. Koelle, R. Kleiner.
Observation of negative absolute resistance in a Josephson junction.
Phys. Rev. Lett. 100, 217001 (2008)

R. Walser, E. Goldobin, O. Crasser, D. Koelle, R. Kleiner, W. P. Schleich.
Semifluxons in Superconductivity and Cold Atomic Gases.
New J. Phys. 10, 045020 (2008)

M. Yu. Kupriyanov, N. G. Pugach, M. M. Khapaev, A. V. Vedyayev, E. Goldobin, D. Koelle, R. Kleiner.
Josephson Effect in SIFS with an Inhomogeneous Superconductor/Ferromagnet Interface.
Bull. RAS:Physics 72, 148-151 (2008)

P. Komissinskiy, G. A. Ovsyannikov, K. Y. Constantinian, Y. V. Kislinski, I. V. Borisenko, I. I. Soloviev, V. K. Kornev, E. Goldobin, D. Winkler.
High-Frequency Dynamics of Hybrid Oxide Josephson Heterostructures.
Phys. Rev. B 78, 024501 (2008)

E. Goldobin, D. Koelle, R. Kleiner, A. Buzdin.
Josephson junctions with second harmonic in the current-phase relation: Properties of ϕ junctions.
Phys. Rev. B 76, 224523 (2007)

R. Kleiner, D. Koelle, J. Clarke.
A Numerical Treatment of the Rf SQUID: II. Noise Temperature.
J. Low Temp. Phys. 149, 261-293 (2007)

R. Kleiner, D. Koelle, J. Clarke.
A Numerical Treatment of the Rf SQUID: I. General Properties and Noise Energy.
J. Low Temp. Phys. 149, 230-260 (2007)

M. Weides, H. Kohlstedt, R. Waser, M. Kemmler, J. Pfeiffer, D. Koelle, R. Kleiner, E. Goldobin.
Ferromagnetic 0-π Josephson Junctions.
Appl. Phys. A 89, 613-617 (2007)

T. Gaber, K. Buckenmaier, D. Koelle, R. Kleiner, E. Goldobin.
Fractional Josephson vortices: oscillating macroscopic spins.
Appl. Phys. A 89, 587-592 (2007)

D. Doenitz, R. Kleiner, D. Koelle, T. Scherer, K. F. Schuster.
Imaging of Thermal Domains in ultrathin NbN films for Hot Electron Bolometers.
Appl. Phys. Lett. 90, 252512 (2007)

K. Buckenmaier, T. Gaber, M. Siegel, D. Koelle, R. Kleiner, E. Goldobin.
Spectroscopy of the Fractional Vortex Eigenfrequency in a Long Josephson 0−κ Junction.
Phys. Rev. Lett. 98, 117006 (2007)

R. Kleiner.
APPLIED PHYSICS: Filling the Terahertz Gap.
Science 318, 1254-1255 (2007)

M. Weides, M. Kemmler, H. Kohlstedt, R. Waser, D. Koelle, R. Kleiner, E. Goldobin.
0-π Josephson Tunnel Junctions with Ferromagnetic Barrier.
Phys. Rev. Lett. 97, 247001 (2006)

M. Kemmler, C. Gürlich, A. Sterck, H. Pöhler, M. Neuhaus, M. Siegel, R., Kleiner, D. Koelle.
Commensurability Effects in Superconducting Nb Films with Quasiperiodic Pinning Arrays.
Phys. Rev. Lett. 97, 147003 (2006)

M. Weides, M. Kemmler, E. Goldobin, D. Koelle, R. Kleiner, H. Kohlstedt, A. Buzdin.
High Quality Ferromagnetic 0 and π Josephson Tunnel Junctions.
Appl. Phys. Lett. 89, 122511 (2006)

J. Fritzsche, V. V. Moshchalkov, H. Eitel, D. Koelle, R., Kleiner, R. Szymczak.
Local Observation of Reverse-Domain Superconductivity in a Superconductor-Ferromagnet Hybrid.
Phys. Rev. Lett. 96, 247003 (2006)

T. Nachtrab, Ch. Bernhard, C. T. Lin, D. Koelle, R. Kleiner.
The Ruthenocuprates: Natural Superconductor-Ferromagnet Multilayers.
C. R. Physique 7, 68-85 (2006)

D. Doenitz, M. Ruoff, E. H. Brandt, J. R. Clem, R. Kleiner, D. Koelle.
Sheet-Current Distribution in a Dc SQUID Washer Probed by Vortices.
Phys. Rev. B 73, 064508 (2006)

B. Chesca, D. Doenitz, T. Dahm, R. P. Huebener, D. Koelle, R. Kleiner, Ariando, H.J.H. Smilde, H. Hilgenkamp.
Observation of Andreev Bound States in YBa2Cu3O7−x/Au/Nb Ramp-Type Josephson Junctions.
Phys. Rev. B 73, 014529 (2006)

M. Wagenknecht, H. Eitel, T. Nachtrab, J. B. Philipp, R. Gross, R. Kleiner, D. Koelle.
Laser Microscopy of Tunneling Magnetoresistance in Manganite Grain-Boundary Junctions.
Phys. Rev. Lett. 96, 047203 (2006)

K. Langfeld, D. Doenitz, R. Kleiner, D. Koelle.
1/f noise from vortex-antivortex annihilation.
arXiv:0511637 [cond-mat.supr-con]

A. Sterck, R. Kleiner, D. Koelle.
3-Junction SQUID Rocking Ratchet.
Phys. Rev. Lett. 95, 177006 (2005)

A. Guenther, S. Kraft, M. Kemmler, D. Koelle, R. Kleiner, C. Zimmermann, J. Fortagh.
Diffraction of a Bose-Einstein Condensate from a Magnetic Lattice on a Micro Chip.
Phys. Rev. Lett. 95, 170405 (2005)

E. Goldobin, K. Vogel, O. Crasser, R. Walser, W. P. Schleich, D. Koelle, R. Kleiner.
Quantum Tunneling of Semifluxons in a 0-π-0 Long Josephson Junction.
Phys. Rev. B 72, 054527 (2005)

M. Beck, E. Goldobin, M. Neuhaus, M. Siegel, R. Kleiner, D. Koelle.
High-Efficiency Deterministic Josephson Vortex Ratchet.
Phys. Rev. Lett. 95, 090603 (2005)

T. Gaber, E. Goldobin, A. Sterck, R. Kleiner, D. Koelle, M. Siegel, M. Neuhaus.
Nonideal Artificial Phase Discontinuity in Long Josephson 0-κ Junctions.
Phys. Rev. B 72, 054522 (2005)

H. Susanto, E. Goldobin, D. Koelle, R. Kleiner, S. A. Van Gils.
Controllable Plasma Energy Bands in a One-Dimensional Crystal of Fractional Josephson Vortices.
Phys. Rev. B 71, 174510 (2005)

E. Goldobin, H. Susanto, D. Koelle, R. Kleiner, S. A. Gils.
Oscillatory Eigenmodes and Stability of One and Two Arbitrary Fractional Vortices in Long Josephson 0-κ Junctions.
Phys. Rev. B 71, 104518 (2005)

B. Chesca, M. Seifried, T. Dahm, N. Schopohl, D. Koelle, R. Kleiner, A. Tsukada.
Observation of Andreev Bound States in Bicrystal Grain-Boundary Josephson Junctions of the Electron-Doped Superconductor La_2−xCe_xCuO_4−y.
Phys. Rev. B 71, 104504 (2005)

I. P. Nevirkovets, O. Chernyashevskyy, J. B. Ketterson, E. Goldobin.
Fabrication and Characterization of Multiterminal Superconductor-Insulator-Normal Metal-Insulator-Superconductor Josephson Devices.
J. Appl. Phys. 97, 123903 (2005)

A. Guenther, M. Kemmler, S. Kraft, C. J. Vale, C. Zimmermann, J. Fortagh.
Combined Chips for Atom-Optics.
Phys. Rev. A 71, 063619 (2005)

D. Doenitz, R. Straub, R. Kleiner, D. Koelle.
Microscopic Analysis of Low-Frequency Flux Noise in YBa2Cu3O7 Direct Current Superconducting Quantum Interference Devices.
Appl. Phys. Lett. 85, 5938-5940 (2004)

E. Goldobin, D. Koelle, R. Kleiner.
Ground States of One and Two Fractional Vortices in Long Josephson 0-κ-Junctions.
Phys. Rev. B 70, 174519 (2004)

T. Clauss, T. Uchida, M. Mößle, D. Koelle, R. Kleiner.
Imaging of μm Wavelength Collective Cavity Resonances in Bi2Sr2CaCu2O8+x Intrinsic Josephson Junction Stacks under Microwave Irradiation.
Appl. Phys. Lett. 85, 3166-3168 (2004)

R. Kleiner, D. Koelle, F. Ludwig, J. Clarke.
Superconducting Quantum Interference Devices: State-of-the-Art and Applications.
Proc. IEEE 92, 1534-1548 (2004)

B. Chesca, K. Ehrhardt, M. Mössle, R. Straub, D. Koelle, R. Kleiner, A. Tsukada.
Phase-Sensitive Evidence for a Predominant d-Wave Pairing Symmetry in the Electron Doped Superconductor La_2−xCe_xCuO_4−y.
Physica C 408-410, 321-323 (2004)

E. Goldobin, N. Stefanakis, D. Koelle, R. Kleiner.
Fluxon-Semifluxon Interaction in an Annular Long Josephson 0-π-Junction.
Phys. Rev. B 70, 094520 (2004)

T. Nachtrab, D. Koelle, R. Kleiner, Ch. Bernhard,  C. T. Lin.
Intrinsic Josephson Effects in the Magnetic Superconductor RuSr₂GdCu₂O₈.
Phys. Rev. Lett. 92, 117001 (2004)

E. Goldobin, A. Sterck, T. Gaber, D. Koelle, R. Kleiner.
Dynamics of Semifluxons in Nb Long Josephson 0-π Junctions.
Phys. Rev. Lett. 92, 057005 (2004)

Ch. Helm, L.N. Bulaevskii, D.A. Ryndyk, J. Keller, S. Rother, Y. Koval, P. Müller, R. Kleiner.
Electronic Compressibility and Charge Imbalance Relaxation in Cuprate Superconductors.
Physica C 408-410, 612-613 (2004)

A. Zenchuk, E. Goldobin.
Analysis of Ground States of 0−π Long Josephson Junctions.
Phys. Rev. B 69, 024515 (2004)

E. Goldobin, D. Koelle, R. Kleiner.
Ground State and Bias-Current-Induced Rearrangement of Semifluxons in 0-π Long Josephson Junctions.
Phys. Rev. B 67, 224515 (2003)

B. Chesca, K. Ehrhardt, M. Mössle, R. Straub, D. Koelle, R. Kleiner, A. Tsukada.
Magnetic Field Dependence of the Maximum Supercurrent of La_2−xCe_xCuO_4−y Interferometers: Evidence for a Predominant dx2−y2 Superconducting Order Parameter.
Phys. Rev. Lett. 90, 057004 (2003)

S. Rother, Y. Koval, P. Müller, R. Kleiner, D.A. Ryndyk, J. Keller, C. Helm.
Charge-Imbalance Effects in Intrinsic Josephson Systems.
Phys. Rev. B 67, 024510 (2003)

T. Clauss, V. Oehmichen, M. Mößle, A. Müller, A. Weber, D. Koelle, R. Kleiner.
Fluxons in Long and Annular Intrinsic Josephson Junction Stacks.
Supercond. Sci. Technol. 15, 1651-1657 (2002)

E. Goldobin, D. Koelle, R. Kleiner.
Semifluxons in Long Josephson 0-π-Junctions.
Phys. Rev. B 66, 100508 (2002)

J. Clarke, T. L. Robertson, B. L. T. Plourde, A. García-Martinez, P. A. Reichardt, D. J. Van Harlingen, B. Chesca, R. Kleiner, Y. Makhlin, G. Schön, A. Shnirman, F. K. Wilhelm.
Quiet Readout of Superconducting Flux States.
Physica Scripta T102, 173-177 (2002)

M. Peschka, P. Mühlschlegel, R. Kleiner.
Modular Low Temperature Laser Scanning Microscope for High Magnetic Fields.
AIP Conf. Proc. 613, 1726-1733 (2002)

T. Nachtrab, S. Heim, M. Mößle, R. Kleiner, O. Waldmann, R. Koch, P. Müller, T. Kimura, Y. Tokura.
Intrinsic Spin Valves in the Layered Manganite La_1.4Sr_1.6Mn₂O₇.
J. Appl. Phys. 91, 7520-7522 (2002)

S. Heim, M. Mößle, T. Clauß, R. Kleiner.
Fluxon Modes in Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O₈ Single Crystals.
Supercond. Sci. Technol. 15, 1226-1230 (2002)

S. Heim, T. Nachtrab, M. Mößle, R. Kleiner, R. Koch, S. Rother, O. Waldmann, P. Müller, T. Kimura, Y. Tokura.
Intrinsic Tunneling in Cuprates and Manganites.
Physica C 367, 348-354 (2002)

A. Sterck, S. Weiss, D. Koelle.
SQUID Ratchets: Basics and Experiments.
Appl. Phys. A 75, 253-262 (2002)

R. Straub, S. Keil, R. Kleiner, D. Koelle.
Low-frequency flux noise and visualization of vortices in a YBa₂Cu₃O₇ dc superconducting quantum interfernce device washer with an integrated input coil.
Appl. Phys. Lett. 78, 3645-3647 (2001)

J. Müller, S. Weiss, R. Gross, R.Kleiner, D. Koelle.
Voltage-flux-characteristics of asymmetric dc SQUIDs.
IEEE Trans. Appl. Supercond. 11, 912-915 (2001)

S. Rother, Y. Koval, P. Müller, R. Kleiner, Y. Kasai, K. Nakajima, M. Darula.
FIR Response of Intrinsic Josephson Junctions.
IEEE Trans. Appl. Supercond. 11, 1191-1194 (2001)

C. Preis, C. Helm, J. Keller, A. Sergeev, R. Kleiner.
Coupling of Intrinsic Josephson Oscillations in Layered Superconductors.
In S.-L. Drechsler and T. Mishonov (Eds.), High-Tc Superconductors and Related Materials, NATO Science Series 3. High Technology – Vol. 86, Springer Netherlands (2001); pp. 243-248

C. Preis, C. Helm, K. Schmalzl, J. Keller, R. Kleiner, P. Müller.
Phonons in intrinsic Josephson systems with parallel magnetic fields.
Physica C 362, 51-57 (2001)

T. Nachtrab, S. Heim, M. Mößle, R. Kleiner, R. Koch, O. Waldmann, P. Müller, T. Kimura, Y. Tokura.
Intrinsic Spin Valves in the Layered Manganite La_1.4Sr_1.6Mn₂O₇.
Phys. Rev. B 65, 012410 (2001)

R. Kleiner, T. Gaber, G. Hechtfischer.
Stacked Long Josephson Junctions in External Magnetic Fields - A Numerical Study of Coupled One-Dimensional Sine-Gordon Equations.
Physica C 362, 29-37 (2001)

A. Irie, G. Oya, R. Kleiner, P. Müller.
Transport Properties of Small-Sized Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_y.
Physica C 362, 145-149 (2001)

B. Chesca and R. Kleiner.
Order Parameter Phase Sensitive Experiments and SDJ dc SQUIDs.
Physica C 357, 1561-1566 (2001)

B. Chesca and R. Kleiner.
Electronic behavior of spatially distributed junction small inductance dc π-SQUIDs.
Physica C 350, 180-186 (2001)

O. S. Chana, A. R. Kuzhakhmetov, D. M. C. Hyland, D. Dew-Hughes, C. R. M. Grovenor, Y. Koval, R. Kleiner, P. Müller, P. A. Warburton.
Properties of Tl2Ba2CaCu2O8 thin film intrinsic Josephson junctions in an in-plane magnetic field.
Physica C 362, 265-268 (2001)

J. Schuler, S. Weiss, T. Bauch, A. Marx, D. Koelle, R. Gross.
Comparison of Josephson Vortex Flow Transistors with Different Gate Configurations.
Appl. Phys. Lett. 78, 1095-1097 (2001)

E. Goldobin, A. Sterck, D. Koelle.
Josephson Vortex in a Ratchet Potential: Theory.
Phys. Rev. E 63, 031111 (2001)

R. Kleiner, T. Gaber, G. Hechtfischer.
Stacked long Josephson junctions in zero magnetic field: A numerical study of coupled one-dimensional sine-Gordon equations.
Phys. Rev. B 62, 4086-4095 (2000)

S. Weiss, D. Koelle, J. Müller, R. Gross, K. Barthel.
Ratchet effect in dc SQUIDs.
Europhys. Lett. 51, 499-505 (2000)

D. Koelle, R. Gross, R. Straub, S. Keil, M. Fischer, M. Peschka, R. P. Huebener, K. Barthel.
Vortex imaging by low-temperature scanning electron microscopy and correlation with low-frequency noise in YBCO DC SQUIDs.
Physica C 332, 148-155 (2000)

A. I. Braginski, K. Barthel, B. Chesca, Y. Greenberg, R. Kleiner, D. Koelle, Y. Zang, X. Zeng.
Progress in Understanding of High-Transition-Temperature SQUIDs.
Physica C 341-348, 2555-2559 (2000)

K. Barthel, D. Koelle, B. Chesca, A. I. Braginski, A. Marx, R. Gross, R. Kleiner.
Transfer function and thermal noise of YBa₂Cu₃O_7−δ direct current superconducting quantum interference devices operated under large thermal fluctuations.
Appl. Phys. Lett. 74, 2209-2211 (1999)

D. Koelle, R. Kleiner, F. Ludwig, E. Dantsker, John Clarke.
High-transition-temperature superconducting quantum interference devices.
Rev. Mod. Phys. 71, 631-686 (1999)

A. V. Ustinov, E. Goldobin, G. Hechtfischer, N. Thyssen, A. Wallraff, R. Kleiner, P. Müller.
Cherenkov Radiation from Josephson Fluxons.
In Advances in Solid State Physics 38, B. Kramer (eds), Springer Berlin, Heidelberg (1999); pp. 521-531

M. Mößle, R. Kleiner, P. Müller.
Tunneling between Pb and c-axis oriented Bi₂Sr₂CaCu₂O₈ single crystals.
Physica C 317-318, 392-395 (1999)

M. Mößle and R. Kleiner.
C-axis Josephson tunneling between Bi₂Sr₂CaCu₂O_8+x and Pb.
Phys. Rev. B 59, 4486-4496 (1999)

D. Koelle, R. Gross, S. Keil, R. Straub, M. Fischer, M. Peschka, R. P. Huebener, K. Barthel.
Low-frequency noise in YBCO dc SQUIDs and vortex imaging by low-temperature scanning electron microscopy.
In Extended Abstracts of 7th Int. Superconductive Electronics Conference (ISEC'99), Berkeley, CA, June 21.-24., 1999, pp. 557-562 (1999)

B. Chesca, S. Weiss, K. Barthel, D. Koelle, A. I. Braginski, R. Gross.
Shapiro-step SQUIDs - theory and experiments.
In Extended Abstracts of 7th Int. Superconductive Electronics Conference (ISEC'99), Berkeley, CA, June 21.-24. 1999, pp. 550-552 (1999)

S. Weiss, J. Schuler, T. Bauch, D. Koelle, R. Gross.
Numerical Simulations of the Current Gain of Fluxonic Josephson Transistor.
In Extended Abstracts of 7th Int. Superconductive Electronics Conference (ISEC'99), Berkeley, CA, June 21.-24., 1999, pp. 421-423 (1999)

D. Koelle.
High-transition temperature superconducting quantum interference devices: basic concepts, fabrication and applications.
J. Electroceramics 3, 195-212 (1999)

T. Kemen, A. Marx, L. Alff, D. Koelle, R. Gross.
Characterization of Individual Noise Sources in High-Temperature Superconductor Josephson Junctions.
IEEE Trans. Appl. Supercond. 9, 3982-3985 (1999)

S. Keil, R. Straub, R. Gerber, R. P. Huebener, D. Koelle, R. Gross, K. Barthel.
Imaging of vortices and 1/f-noise sources in YBCO dc SQUIDs using low-temperature scanning electron microscopy.
IEEE Trans. Appl. Supercond. 9, 2961-2966 (1999)

M. Windt, H. Haensel, D. Koelle, R. Gross.
On the Nature of the Electric-Field Effect on YBa₂Cu₃O_7−δ Grain Boundary Junctions Employing Epitaxial SrTiO₃ Gate Insulators.
Appl. Phys. Lett. 74, 1027-1029 (1999)

K. Schlenga, R. Kleiner, G. Hechtfischer, M. Mößle, S. Schmitt, P. Müller, Ch. Helm, Ch. Preis, F. Forsthofer, J. Keller, H. L. Johnson, M. Veith, E. Steinbeiß.
Tunneling Spectroscopy with Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_8+δ and Tl₂Ba₂Ca₂Cu₃O_10+δ.
Phys. Rev. B 57, 14518-14536 (1998)

Ch. Preis, Ch. Helm, J. Keller, A. Sergeev, R. Kleiner.
Coupling of Intrinsic Josephson Oscillations in Layered Superconductors by Charge Fluctuations.
In SPIE Conference Proceedings "Superconducting Superlattices II", p. 236 (1998)

G. Yu. Logvenov, O. Waldmann, R. Kleiner, P. Müller.
Josephson Vortex Contribution to c-Axis Thermopower in Bi₂Sr₂CaCu₂O_8+δ Single Crystals.
Phys. Rev. B 58, 462-466 (1998)

Y. Kasai, S. Rother, G. Götz, S. Sakai, R. Kleiner, P. Müller.
Observation of the Shapiro Step in a BiSrCaCuO Intrinsic Josephson Junction Irradiated by 0.7 THz Electromagnetic Wave.
In Abstracts of the 45th Spring Meeting. The Japan Society of Applied Physics and Related Societies (1998)

G. Hechtfischer, R. Kleiner, A. V. Ustinov, P. Müller.
Josephson Vortex Motion in Stacks of Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_8+x.
Appl. Supercond. 5, 303-312 (1998)

W. Hanke, O. Schmitt, H. Endres, R. Kleiner, P. Müller.
A Microscopic Model for the Intrinsic Josephson Tunneling in High-Tc Superconductors.
Eur. Phys. J. B 5, 465-471 (1998)

W. Walkenhorst, G. Hechtfischer, S. Schloetzer, R. Kleiner, P. Müller.
Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_8−x as W-Band Mixer.
In H. Koch and S. Knappe, editors, Extended Abstracts of 6th Int. Superconductive Electronics Conference (ISEC'97), Vol.3, p. 144, PTB, Berlin (1997)

W. Walkenhorst, G. Hechtfischer, S. Schlötzer, R. Kleiner, P. Müller.
Probing the Collective Josephson Plasma Resonance in Bi₂Sr₂CaCu₂O_8+y by W-Band-Mixing Experiments.
Phys. Rev. B 56, 8396-8403 (1997)

K. Schlenga, G. Hechtfischer, W. Walkenhorst, H. L. Johnson, F. Forsthofer, Ch. Helm, Ch. Preis, J. Keller, R. Kleiner, Paul Müller.
C-Axis Tunneling Between Adjacent Superconducting CuO₂ Bi- or Trilayers.
Physica C 282, 2431 (1997)

G. Kunkel, W. Walkenhorst, G. Hechtfischer, R. Kleiner, P. Müller.
High Frequency Properties of YBCO Josephson Junctions on Sapphire Substrates.
In H. Koch and S. Knappe, editors, Extended Abstracts of 6th Int. Superconductive Electronics Conference (ISEC'97), Vol.3, p. 299, PTB Berlin (1997)

G. Kunkel, G. Hechtfischer, M. Frommberger, K. Veit, R. Kleiner, P. Müller, W. Prusseit, H. Kinder, L. Ferchland, G. Daalmans, R. H. Ono.
Millimeter-Wave Radiation in High Tc Josephson Junctions.
IEEE Trans. Appl. Supercond, 7, 3339-3342 (1997)

R. Kleiner and P. Müller.
Intrinsic Josephson Effects in Layered Superconductors.
Physica C 293, 156-167 (1997)

R. Kleiner, M. Mößle, W. Walkenhorst, G. Hechtfischer, K. Schlenga, P. Müller.
Supercurrents in c-Axis Pb/Bi₂Sr₂CaCu₂O₈ Tunnel Junctions.
Physica C 282, 2435-2436 (1997)

H. L. Johnson, G. Hechtfischer, G. Götz, R. Kleiner, P. Müller.
Zero Crossing Steps in Intrinsic Josephson Junctions of Bi₂Sr₂CaCu₂O_8+δ.
J. Appl. Phys. 82, 756-759 (1997)

G. Hechtfischer, R. Kleiner, A. V. Ustinov, P. Müller.
Non-Josephson Emission from Intrinsic Junctions in Bi₂Sr₂CaCu₂O_8+y: Cherenkov Radiation by Josephson Vortices.
Phys. Rev. Lett. 79, 1365-1368 (1997)

Ch. Helm, Ch. Preis, F. Forsthofer, J. Keller, K. Schlenga, R. Kleiner, P. Müller.
Subgap Structures in the Current-Voltage Characteristic of the Intrinsic Josephson Effect Due to Phonons.
Physica C 293, 60-63 (1997)

G. Hechtfischer, R. Kleiner, P. Müller.
Josephson Vortex Motion in Stacks of Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_8−x.
In H. Koch and S. Knappe, editors, Extended Abstracts of 6th Int. Superconductive Electronics Conference (ISEC'97), Vol.2, p. 136, PTB, Berlin (1997)

G. Hechtfischer, W. Walkenhorst, G. Kunkel, K. Schlenga, R. Kleiner, P. Müller, H. L. Johnson.
High Frequency Applications of Intrinsic Josephson Junctions in Mesa Structures on Bi₂Sr₂CaCu₂O_8+y Single Crystals.
IEEE Trans. Appl. Supercond. 7, 2723-2726 (1997)

G. Hechtfischer, R. Kleiner, K. Schlenga, W. Walkenhorst, P. Müller, H. L. Johnson.
Collective Motion of Josephson Vortices in Intrinsic Josephson Junctions in Bi₂Sr₂CaCu₂O_8+y.
Phys. Rev. B 55, 14638-14644 (1997)

E. Dantsker, S. Tanaka, P.Å Nilsson, R. Kleiner, J. Clarke.
Low Excess Flux Noise in YBa₂Cu₃O_7−x Dc SQUIDs Cooled in Static Magnetic Fields.
IEEE Trans. Appl. Supercond. 7, 2772-2775 (1997)

D. Koelle, R. Gross, L. Alff, T. Bauch, H. Haensel, A. Marx, S. Weiss.
Physics and Performance of High Temperature Superconducting Transistors.
In H. Koch and S. Knappe, editors, Extended Abstracts of 6th Int. Superconductive Electronics Conference (ISEC'97), Vol.1, p. 137, Berlin (1997) PTB

R. Gross, L. Alff, T. Bauch, H. Haensel, D. Koelle, A. Marx, S. Weiss.
Superconducting Three Terminal Devices - From Basic Physics Towards Applications.
In Proc. of 5th Int. Workshop on HTS Electron Devices, Matsuyama (Japan, 1997)

T. Bauch, S. Weiss, H. Haensel, D. Koelle, R. Gross.
High-Temperature Superconducting Josephson Vortex Flow Transistors: Experimental Results and Numerical Simulations.
IEEE Trans. Appl. Supercond. 7, 3605-3608 (1997)

R. Gerber, D. Koelle, T. Nissel, R. Gross, R. P. Huebener.
Low-Temperature Scanning electron microscopy for Low Noise Studies of High-Tc Superconductors.
IEEE Trans. Appl. Supercond. 7, 3231-3234 (1997)

O. M. Froehlich, P. Richter, A. Beck, D. Koelle, R. Gross, T. Amrein.
Barrier Properties of Grain Boundary Junctions in High-Tc Superconductors.
IEEE Trans. Appl. Supercond. 7, 3189-3192 (1997)

R. Gross, L. Alff, A. Beck, O.M. Froehlich, D. Koelle, A. Marx.
Physics and Technology of High Temperature Superconducting Josephson Junctions.
IEEE Trans. Appl. Supercond. 7, 2929-2935 (1997)

H. Haensel, C. Hoefener, A. Beck, D. Koelle, R. Gross.
Fabrication and Characterization of YBa₂Cu₃O_7−δ/SrTiO₃/Ag Trilayer Films on SrTiO3 Bicrystal Substrates.
IEEE Trans. Appl. Supercond. 7, 2296-2299 (1997)

R. Gerber, T. Nissel, H.-G. Wener, A. Willmann, R.P. Huebener, D. Koelle, R. Gross.
Liquid Nitrogen Cooled Sample Stage for Scanning Electron Microscopy Using a Superconducting YBa₂Cu₃O_7−δ Shield.
Cryogenics 37, 21-25 (1997)

R. Gerber, D. Koelle, R. Gross, R.P. Huebener, F. Ludwig, E. Dantsker, R. Kleiner, J. Clarke.
Low Temperature Scanning Electron Microscopy Study of YBa₂Cu₃O_7−δ Multilayer dc SQUID Magnetometers.
Appl. Phys. Lett. 68, 1555-1557 (1996)

R. Kleiner, D. Koelle, F. Ludwig, A.H. Miklich, E. Dantsker, J. Clarke.
Current amplification with asymmetric direct current superconducting quantum interference devices at 77 K.
J. Appl. Phys. 79, 1129-1142 (1996)

John Clarke, E. Dantsker, R. Kleiner, D. Koelle, A.H. Miklich, F. Ludwig.
Progress in High-Tc Dc SQUIDs.
Chinese Journal of Physics 34, 352 (1996)

W. Walkenhorst, G. Hechtfischer, M. Mößle, K. Schlenga, S. Schlötzer, S. Schmitt, R. Kleiner, P. Müller.
High Frequency Properties of Intrinsic Josephson Junctions in High Tc Superconductors.
In Proceedings of the 4th International Workshop on Terahertz Electronics, Erlangen (1996)

O. Waldmann, G. Lichtschlag, A. Talalaevskii, R. Kleiner, P. Müller, F. Steinmeyer, W. Gerhäuser.
c-axis ac susceptibility in high-Tc superconductors.
Phys. Rev. B 54, 15478-482 (1996)

K. Schlenga, G. Hechtfischer, R. Kleiner, W. Walkenhorst, P. Müller, H.L. Johnson, M. Veith, W. Brodkorb, E. Steinbeiß.
Subgap Structures in Intrinsic Josephson Junctions of Tl₂Ba₂Ca₂Cu₃O_10+δ and Bi₂Sr₂CaCu₂O_8+δ.
Phys. Rev. Lett. 76, 4943-4946 (1996)

K. Schlenga, G. Hechtfischer, R. Kleiner, W. Walkenhorst, P. Müller, H. L. Johnson.
Subgap Structures in Intrinsic Josephson Junctions of Tl₂Ba₂Ca₂Cu₃O_10+δ and Bi₂Sr₂CaCu₂O_8+δ.
Czechoslovak Journal of Physics 46, 1277-1278 (1996)

D. G. Nichols, E. Dantsker, R. Kleiner, M. Mück, John Clarke.
Linearity of high-Tc dc superconducting quantum interference device operated in a flux-locked Loop.
J. Appl. Phys. 80, 6032-6038 (1996)

R. Kleiner and P. Müller.
Intrinsic Josephson Effect in High Temperature Superconductors.
In Proceedings of the International Symposium on Advances in Superconductivity: New Materials, Critical Currents & Devices, Mumbai (1996)

R. Kleiner, A. S. Katz, A. G. Sun, R. Summer, D. A. Gajewski, S. H. Han, S. I. Woods, E. Dantsker, B. Chen, K. Char, M. B. Maple, R. C. Dynes, John Clarke.
Pair Tunneling from c-Axis YBa₂Cu₃O_7−x to Pb: Evidence for s-Wave Component from Microwave Induced Steps.
Phys. Rev. Lett. 76, 2161-2164 (1996)

R. Kleiner.
Intrinsic Josephson Junctions in High Temperature Superconductors.
J. Low Temp. Phys. 106, 453-462 (1996)

D. Drung, E. Dantsker, F. Ludwig, H. Koch, R. Kleiner, John Clarke, S. Krey, D. Reimer, B. David, O. Doessel.
Low Noise YBa₂Cu₃O_7−x SQUID magnetometers operated with additional positive feedback.
Appl. Phys. Lett. 68, 1856-1858 (1996)

E. Dantsker, S. Tanaka, P. Å. Nilsson, R. Kleiner, John Clarke.
Reduction of 1/f noise in high-Tc dc superconducting quantum interference devices cooled in an ambient magnetic field.
Appl. Phys. Lett. 69, 4099-4101 (1996)

R. Gross, D. Koelle, L. Alff, T. Bauch, A. Beck, R. Gerdemann, H. Haensel, S. Weiss.
Physics and Performance of HTS Vortex-Flow Transistors.
In R. Moerman, editor, Proceedings of HTS Workshop on Digital Applications and Josephson Junctions and 3-Terminal Devices, page 79, University of Twente and Enschede (1996)

R. Gross, D. Koelle, L. Alff, T. Bauch, A. Beck, R. Gerdemann, H. Haensel, S. Weiss.
Physics and Application Potential of HTS Vortex-Flow Transistors.
In High Temperature Superconducting Electronics: Fundamentals and Applications - Ext. Abs. of the 1996 International Workshop on Supercond., page 109 Iwate (Japan, 1996)

T. Bauch, D. Koelle, R. Gross, S. Weiss, H. Haensel,  R. Gerdemann.
Josephson Vortex-Fluß Transistoren. Auf der Basis von Hochtemperatur-Supraleitern.

A. Beck, O.M. Froehlich, D. Koelle, R. Gross, H. Sato, M. Naito.
La_1.85Sr_0.15CuO_4−δ Bicrystal Grain Boundary Junctions.
Appl. Phys. Lett. 68, 3341-3343 (1996)

F. Ludwig, E. Dantsker, D. Koelle, R. Kleiner, A. H. Miklich, J. Clarke.
Multilayer Magnetometers Based on High-Tc SQUIDs.
Applied Superconductivity 3, 383 (1995)

F. Ludwig, E. Dantsker, R. Kleiner, D. Koelle, J. Clarke, D. Drung, S. Knappe, H. Koch.
Fabrication and Design Issues of High-Tc Multilayer Magnetometers.
In D.H.A. Blank, editor, Proceedings of 2nd Workshop on HTS Applications and New Materials, p. 111, University of Twente and Enschede (1995)

J. Clarke, E. Dantsker, R. Kleiner, F. Ludwig, D. Koelle.
High Tc SQUID Magnetometers.
In D.H.A. Blank, editor, Proceedings of 2nd Workshop on HTS Applications and New Materials, p. 1, University of Twente and Enschede (1995)

F. Ludwig, E. Dantsker, D. Koelle, R. Kleiner, A.H. Miklich, D.T. Nemeth, J. Clarke, D. Drung, S. Knappe, H. Koch.
High-Tc Multilayer Magnetometers with Improved 1/f Noise.
IEEE Trans. Appl. Supercond. 5, 2919-2922 (1995)

D. Koelle, R. Kleiner, F. Ludwig, A.H. Miklich, E. Dantsker, J. Clarke.
Asymmetric YBa₂Cu₃O_7−x dc SQUID: A Three Terminal Device with Current Gain at 77 K.
Appl. Phys. Lett. 66, 640-642 (1995)

R. Gross, R. Gerdemann, T. Bauch, A. Beck, L. Alff, O.M. Froehlich, D. Koelle.
Prospects of High Temperature Superconducting Vortex-Flow Transistors.
In Extended Abstracts of the 5th International Superconductive Electronics Conference (ISEC '95), p. 297, Nagoya (Japan, 1995)

R. Gross, R. Gerdemann, L. Alff, T. Bauch, A. Beck, D. Koelle O.M. Froehlich, A. Marx.
Physics and Performance of High Temperature Superconducting Vortex Flow Transistors.
Applied Superconductivity 3, 443-462 (1995)

R. Gross, A. Beck L. Alff and, O. M. Froehlich, R. Gerber, R. Gerdemann, A. Marx, B. Mayer, D. Koelle.
On the Nature of High-Tc Josephson Junctions - Clues from Noise and Spatially Resolved Analysis.
Proceedings of 2nd Workshop on HTS Applications and New Materials, p. 8 (1995)

R. Gerdemann, T. Bauch, O.M. Fröhlich, L. Alff, A. Beck, D. Koelle, R. Gross.
Asymmetric High Temperature Superconducting Josephson Vortex-Flow Transistors with High Current Gain.
Appl. Phys. Lett. 67, 1010-1012 (1995)

R.C. Black, F.C. Wellstood, E. Dantsker, A.H. Miklich, D. Koelle, F. Ludwig, J. Clarke.
High-Frequency Magnetic Microscopy Using a High-Tc SQUID.
IEEE Trans. Appl. Supercond. 5, 2137-2141 (1995)

F. Ludwig, E. Dantsker, R. Kleiner, D. Koelle, J. Clarke, S. Knappe, D. Drung, H. Koch.
Integrated High-Tc Multiloop Magnetometer.
Appl. Phys. Lett. 66, 1418-1420 (1995)

R.C. Black, F.C. Wellstood, E. Dantsker, A.H. Miklich, D. Koelle, F. Ludwig, J. Clarke.
Imaging Radio-frequency Fields Using a Scanning SQUID Microscope.
Appl. Phys. Lett. 66, 1267-1269 (1995)

F. Ludwig, D. Koelle, E. Dantsker, D.T. Nemeth, A.H. Miklich, J. Clarke, R. E. Thomson.
Low Noise YBa₂Cu₃O_7−x-SrTiO₃-YBa₂Cu₃O_7−x Multilayers for Improved Magnetometers.
Appl. Phys. Lett. 66, 373-375 (1995)

A.H. Miklich, D. Koelle, F. Ludwig, D.T. Nemeth, E. Dantsker, J. Clarke.
Picovoltmeter Based on a High Transition Temperature SQUID.
Appl. Phys. Lett. 66, 230-232 (1995)

R.C. Black, F.C. Wellstood, E. Dantsker, A.H. Miklich, D.T. Nemeth, D. Koelle, F. Ludwig, J. Clarke.
Microwave microscopy using a superconducting quantum interference device.
Appl. Phys. Lett. 66, 99-101 (1995)

F. Steinmeyer, R. Kleiner, P. Müller, H. Müller, K. Winzer.
Observation of the Flux Line Lock-In Transition in Layered Superconductors.
Europhys. Lett. 25, 459-464 (1994)

F. Steinmeyer, R. Kleiner, P. Müller, K. Winzer.
Lock-In Transition in Layered Superconductors.
Physica B 194-196, 2401-2402 (1994)

K. Schlenga, W. Biberacher, G. Hechtfischer, R. Kleiner, B. Schey, O. Waldmann, W. Walkenhorst, P. Müller, F.X. Régi, H. Savary, J. Schneck, M. Brinkmann, H. Bach, K. Westerholt, G. Winkel.
Intrinsic Josephson Effects in Various Layered Superconductors.
Physica C 235-240, 3273-3274 (1994)

F.-X. Régi, J. Schneck, H. Savary, R. Mellet, P. Müller, R. Kleiner.
Resistivity Anisotropy and Josephson Coupling in Lead-Substituted Bismuth Cuprates.
J. Phys. III France 4, 2249-2257 (1994)

R. Kleiner, B. Aigner, B. Avenhaus, C. Kreuzer, P. Pospischil, F. Steinmeyer, P. Müller, K. Andres.
Intrinsic Josephson Effects in High-Tc Single Crystals.
Physica B 194-196, 1753-1754 (1994)

R. Kleiner.
Two-Dimensional Resonant Modes in Stacked Josephson Junctions.
Phys. Rev. B 50, 6919-6922 (1994)

R. Kleiner, P. Müller, H. Kohlstedt, N.F. Pedersen, S. Sakai.
Dynamic Behaviour of Josephson-Coupled Layered Structures.
Phys. Rev. B 50, 3942-3952 (1994)

R. Kleiner, P. Müller.
Intrinsic Josephson Effects in High-Tc Superconductors.
Phys. Rev. B 49, 1327-1341 (1994)

E. Dantsker, D. Koelle, A.H. Miklich, D.T. Nemeth, F. Ludwig, J. Clarke, J.T. Longo, V. Vinetskiy.
High-Tc three-axis dc SQUID magnetometer for geophysical applications.
Rev. Sci. Instr. 65, 3809-3813 (1994)

A. H. Miklich, D. Koelle, T. J. Shaw, F. Ludwig, D. T. Nemeth, E. Dantsker, J. Clarke, N. McN. Alford, T. W. Button, M. S. Colclough.
Low-frequency excess noise in YBa2Cu3O7−x dc superconducting quantum interference devices cooled in static magnetic fields.
Appl. Phys. Lett. 64, 3494-3496 (1994)

F. Ludwig, E. Dantsker, D.T. Nemeth, D. Koelle, A.H. Miklich, J. Clarke, S. Knappe, H. Koch, R. E. Thomson.
Fabrication Issues in Optimizing YBa₂Cu₃O_7−x Flux Transformers for Low 1/f Noise.
Supercond. Sci. Technol. 7, 273-276 (1994)

R. Gross, D. Koelle.
Low Temperature Scanning Electron Microscopy of Superconducting Thin Films and Josephson Junctions.
Rep. Prog. Phys. 57, 651-741 (1994)

F.C. Wellstood, R.C. Black, A. Mathai, Y. Gim, D. Song, A. Amar, E. Dantsker, A.H. Miklich, D.T. Nemeth, J.J. Kingston, D. Koelle, F. Ludwig, J. Clarke. Magnetic Microscopy using SQUIDs. In R.A. Burman, J. Clarke, K. Daly, R.H. Koch, J.A. Luine, and R.W. Simon (eds.).
Superconductive Devices and Circuits.
Vol. 2160, p. 118, Proc. SPIE (1994)

B. Aigner, B. Avenhaus, R. Kleiner, C. Kreuzer, G. Kunkel, P. Pospischil, F. Steinmeyer, P. Müller, K. Andres.
Intrinsic Josephson Effects in Bi₂CaSr₂Cu₂O_8+x Single Crystals.
IEEE Trans. Appl. Supercond. 3, 2281-2282 (1993)

D. Koelle, A.H. Miklich, E. Dantsker, F. Ludwig, D.T. Nemeth, J. Clarke, W. Ruby, K. Char.
High performance dc SQUID magnetometers with single layer YBa₂Cu₃O_7−x flux transformers.
Appl. Phys. Lett. 63, 3630-3632 (1993)

D. Koelle, A.H. Miklich, F. Ludwig, E. Dantsker, D.T. Nemeth, J. Clarke.
dc SQUID magnetometers from single layers of YBa₂Cu₃O_7−x.
Appl. Phys. Lett. 63, 2271-2273 (1993)

A. H. Miklich, D. Koelle, E. Dantsker, D.T. Nemeth, J.J. Kingston, R.F. Kroman, J. Clarke.
Bicrystal YBCO DC SQUIDs with Low Noise.
IEEE Trans. Appl. Supercond. 3, 2434-2437 (1993)

A. Beck, D. Koelle, L. Alff, D.-D. Husemann, R. Gross.
Very High Critical Current Densities in YBa₂Cu₃O_7−δ/Nd_1.83Ce_0.17CuO_x Superlattices.
IEEE Trans. Appl. Supercond. 3, 1620-1623 (1993)

G. Schindler, B. Seebacher, R. Kleiner, P. Müller, K. Andres.
Electrical Characterization of Single Grain Boundaries in DyBa₂Cu₃O_x Ceramics.
Physica C 196, 1-6 (1992)

R. Kleiner, F. Steinmeyer, G. Kunkel, P. Müller.
Intrinsic Josephson Effects in Bi₂CaSr₂Cu₂O₈ Single Crystals.
Phys. Rev. Lett. 68, 2394-2397 (1992)

U. Baier, R. Fischer, A. Beck, D, Koelle, K.-L. Blocher, L. Alff, R. Gross.
Flux Motion in Strained YBa₂Cu₃O_7−δ/Nd_1.83Ce_0.17CuO_x Superlattices.
Phys. Rev. B 46, 11236(R)-11239(R) (1992)

Ph. Seng, R. Gross, U. Baier, M. Rupp, D. Koelle, R. P. Huebener, P. Schmitt, L. Schultz G. Saemann-Ischenko, A. Gupta.
Dissipative Flux Motion in Epitaxial YBa₂Cu₃O_7−δ and Bi₂Sr₂CaCu₂O_8+x Films.
Physica C 192, 403-418 (1992)

F. Steinmeyer, R. Kleiner, P. Müller.
High Sensitivity Torque Magnetometry of Small Bi₂CaSr₂Cu₂O₈ Single Crystals.
Physica C 185-189, 2381-2382 (1991)

R. Kleiner, F. Steinmeyer, G. Kunkel, P. Müller.
Observation of Josephson Coupling Between CuO Double Layers in Bi₂CaSr₂Cu₂O₈ Single Crystals.
Physica C 185-189, 2617-2618 (1991)

F. Kober, H. C. Ri, R. Gross, D. Koelle, R. P. Huebener, A. Gupta.
Transport Entropy in YBa₂Cu₃O₇: A Comparison Between Epitaxial and Polycrystalline Thin Films.
Phys. Rev. B 44, 11951-11959 (1991)

R. Gross, T. Doderer, R. P. Huebener, F. Kober, D. Koelle, C. Kruelle, J. Mannhart, B. Mayer, D. Quenter, A. Ustinov.
Low Temperature Scanning Electron Microscopy Studies of Superconducting Thin Films and Josephson Junctions.
Physica B 169, 415-421 (1991)

D. Koelle, F. Kober, R. Gross, R. P. Huebener, A. Gupta, J. Mannhart, B. Roas.
Spatially Resolved Measurements of the Current Transport in YBa₂Cu₃O₇-Films.
Supercond. Sci. Technol. 4, S115-S117 (1991)

H. Veith, R. Kleiner, T. Koch, P. Müller, K. Andres.
Flux Penetration Into a Weakly Coupled Josephson Network: Nd_1.85Ce_0.15CuO₄.
Physica B 165, 1389-1390 (1990)

R. Kleiner, P. Müller, H. Veith, J. Heise, K. Andres.
Josephson Effects in Point Contacts and Bridges Made of YBa₂Cu₃O₇.
Advances in Cryogenic Engineering (Materials) 36, 487-492 (1990)

F. Kober, D. Koelle, M. Hartmann, R. Gross, R. P. Huebener.
Spatial Inhomogeneity in Superconducting YBaCuO-Films.
In H. Kuzmany, M. Mehring, and J. Fink (eds.), Electronic properties of high-Tc superconductors and related compounds, p. 50, Berlin, Heidelberg (1990) Springer-Verlag

D. Koelle, F. Kober, M. Hartmann, R. Gross, R. P. Huebener, B. Roas, L. Schultz, G. Saemann-Ischenko.
Spatially Resolved Measurements of the Resistive Transition in Epitaxial YBa₂Cu₃O₇-Films.
Physica C 167, 79-88 (1990)

J. Mannhart, R. P. Huebener, F. Kober, D. Koelle, P. Chaudhari, D. Dimos, R. Gross, A. Gupta, G. Koren, C. C. Tsuei.
Current Transport Across Grain Boundary Networks in High Tc Superconductors.
Physica A 168, 345-352 (1990)

M. Schlichenmaier, S. Lösch, S. Kemmler-Sack, D. Koelle, M. Hartmann, R. P. Huebener.
Influence of the Preparation Technique on the Electrical Properties of the 2212 High Tc Superconductor Bi_1.75Pb_0.25Sr₂CaCu₂O₈+z.
J. Less-Common Met. 160, L1-L4 (1990)

S. Lösch, M. Schlichenmaier, S. Kemmler-Sack, C. Schöll, S. Döttinger, W. Forkel, D. Koelle, R. Gross, R. P. Huebener.
The High Tc Phase (n=3) in the Bi-Pb-Sr-Ca-Cu-O System.
J. Less-Common Met. 159, 261-268 (1990)

W. Reith, C. Allgeier, J. Heise, R. Hoben, A. K. Klehe, R. Kleiner, C. Kowal, A. Moise, P. Müller, J. S. Schilling.
Preparation of Thallium Superconductors by Solid State and "Sol-Gel" Methods and their Characterization.
Physica C 162-164, 109-110 (1989)

R. Kleiner, P. Müller, K. Andres.
DC Josephson Effect and Critical Currents of YBa₂Cu₃O₇ and Tl₂CaBa₂Cu₂O₈.
Physica C 162-164, 393-394 (1989)

K. Bernhardt, R. Gross, M. Hartmann, R. P. Huebener, F. Kober, D. Koelle, T. Sermet.
A New Inductive Method for Measuring the Critical Current Density in High Tc Superconducting Films.
Physica C 161, 468-474 (1989)

A. Ehmann, T. Fries, S. Kemmler-Sack, S. Lösch, G. Mayer von Kürthy, M. Schlichenmaier, W. Wischert, F. Badel, D. Koelle, R. P. Huebener, L. Kan, B. Elschner, W. Forkel, S. Döttinger, C. Schöll.
Influence of Substitution on Hole Concentration in the High Tc Superconductors (Bi, Pb)OmSr₂Ca_n−1Cu_nO_2n+2+z and the Related Iron Compounds ((Bi,Pb,Sr)O)mSr₂B_n−1Fe_nO_3n+1+z.
In A. Niku-Lari, editor, Prooceedings of the international conference on modern aspects of superconductivity ICMAS'89, p. 35 (1989).

G. Mayer von Kürthy, T. Fries, A. Ehmann, S. Lösch, M. Schlichenmaier, S. Kemmler-Sack, F. Badel, D. Koelle, R. P. Huebener.
The System ((Bi,Pb)O)₂Sr₂Bi₂Fe₃O_10+z.
J. Less-Common Met. 153, L43-L48 (1989)

M. Hartmann, K. Hipler, D. Koelle, F. Kober, K. Bernhardt, T. Sermet, R. Gross, R. P. Huebener.
Characterization of Superconducting YBaCuO-Films by Low Temperature Scanning Electron Microscopy.
Z. Phys. B 75, 423-432 (1989)

R. Gross, M. Hartmann, K. Hipler, R. P. Huebener, F. Kober, D. Koelle.
Spatial Resolution Limit for the Investigation of High-Tc Films by Low Temperature Scanning Electron Microscopy.
IEEE Trans. Magn. 25, 2250-2253 (1989)