Institute for Theoretical Physics

Prof. Dr. Thomas Dahm


Groundstate and Collective Modes of a Spin-Polarized Dipolar Bose-Einstein Condensate in a Harmonic Trap

I. Sapina, T. Dahm, N. Schopohl

Phys. Rev. A 82, 053620 (2010)


Strong surface contribution to the Nonlinear Meissner Effect in d-Wave Superconductors

A. Zare, T. Dahm, N. Schopohl

Phys. Rev. Lett. 104, 237001 (2010)


Verursachen magnetische Anregungen Hochtemperatur-Supraleitung?

Thomas Dahm

Physik in unserer Zeit 40, 118 (2009)

Strength of the Spin-Fluctuation-Mediated Pairing Interaction in a High-Temperature Superconductor

T. Dahm, V. Hinkov, S. V. Borisenko, A. A. Kordyuk, V. B. Zabolotnyy, J. Fink, B. Büchner, D. J. Scalapino, W. Hanke, B. Keimer

Nature Physics 5 , 217 (2009)


Anomalous coherence peak in the microwave conductivity of MgB2 thin film at 7.2 GHz

B. B. Jin, T. Dahm, Sung-IK Lee and N. Klein

Physica C 468, 861 (2008)

Modification of Born impurity scattering near the surface of d-wave superconductors and influence of external magnetic field

A. Zare, A. Markowsky, T. Dahm, N. Schopohl

Phys. Rev. B 78, 104524 (2008)


Theoretical study of NMR relaxation due to rattling phonons

Thomas Dahm, Kazuo Ueda

J. Phys. Chem. Solids 69, 3160 (2008)


Effect of Surface Andreev Bound States on the Bean-Livingston Barrier in d-wave superconductors

C. Iniotakis, T. Dahm, N. Schopohl

Phys. Rev. Lett 100, 037002 (2008)


Anatomy of Gossamer superconductivity

Stephan Haas, Kazumi Maki, Thomas Dahm and Peter Thalmeier

Current Applied Physics 7, 64 (2007)

NMR relaxation and resistivity from rattling phonons in pyrochlore superconductors

Thomas Dahm, Kazuo Ueda

Phys. Rev. Lett. 99, 187003 (2007)


Tc suppression and resistivity in cuprates with out of plane defects

S. Graser, T. Dahm, P. J. Hirschfeld, L.-Y. Zhu

Phys. Rev. B 76, 054516 (2007)


Microscopic Theory of Superconductor-Constriction-Superconductor Josephson Junctions in a Magnetic Field

A. Gumann, T. Dahm, N. Schopohl

Phys. Rev. B 76, 064529 (2007)


Vortex core shrinkage in a two gap superconductor: application to MgB2

S. Graser, A. Gumann, T. Dahm, N. Schopohl

Physica C 460-462, 564 (2007)

Transfer-matrix approach to multiband Josephson junctions

S. Graser, T. Dahm

Phys. Rev. B 75, 014507 (2007)


Comment on “Spin Dynamics of the Electron-Doped High-Tc Superconducting Cuprates”

Thomas Dahm and IIya Eremin

Phys. Rev. Lett. 97, 239701 (2006)

Magnetic Excitations and their energy change available to Superconducting Condensation in Optimally Doped YBa2Cu3O6.95

Hyungje Woo, Pengcheng Dai, S. M. Hayden, H. A. Mook, T. Dahm, D. J. Scalapino, T. G. Perring, F. Dogan

Nature Physics 2, 600-604 (2006)


Induced Kramer-Pesch-Effect in a Two Gap Superconductor: Application to MgB2

A. Gumann, S. Graser, T. Dahm, N. Schopohl

Phys. Rev. B 73, 104506 (2006)


Observation of Andreev bound states in YBaCuO/Au/Nb ramp-type Josephson junctions

B. Chesca, D. Doenitz, T. Dahm, R. P. Huebener, D. Koelle, R. Kleiner, Ariando, H.J.H. Smilde, H. Hilgenkamp

Phys. Rev. B 73, 014529 (2006)


Nodal Quasiparticle Lifetimes in Cuprate Superconductors

T. Dahm, P.J. Hirschfeld, D.J. Scalapino, L. Zhu

Phys. Rev. B 72, 214512 (2005)


Symmetry-projected variational approach to the one-dimensional Hubbard model

K. W. Schmid, T. Dahm,J. Margueron and H. Müther

Phys. Rev. B 72, 085116 (2005)

Local density of states at polygonal boundaries of d-wave superconductors

C. Iniotakis, S. Graser, T. Dahm, and N. Schopohl

Phys. Rev. B 71, 214508 (2005)


Terahertz surface impedance of epitaxial MgB2 thin film

B. B. Jin, P. Kuzel, F. Kadlec, T. Dahm, J. M. Redwing, A. V. Pogrebnyakov, X.X. Xi, N. Klein

Appl. Phys. Lett. 87, 092503 (2005)

Anomaly at Δk in the ARPES spectrum of dirty superconductors

T. Dahm, P. J. Hirschfeld, L. Zhu, D. J. Scalapino

Phys. Rev. B 71, 212501 (2005)


Andreev bound states in grain-boundary junctions of the electron doped superconductor La2-xCexCuO4-y

B. Chesca, M. Seifried, T. Dahm, N. Schopohl, D. Koelle, R. Kleiner, A. Tsukada

Phys. Rev. B 71, 104504 (2005)


Dependence of penetration depth, microwave surface resistance and energy gap of MgB2 thin films on their normal-state resistivity

B. B. Jin, T. Dahm, C. Iniotakis, A.I. Gubin, Eun-Mi Choi, Hyun Jung Kim, Sung-IK Lee, W.N. Kang, S.F. Wang, Y.L. Zhou, A. V. Pogrebnyakov, J. M. Redwing, X.X. Xi, N. Klein

Supercond. Sci. Technol. 18, L1-L4 (2005)

Superconductivity of Magnesium Diboride: Theoretical Aspects

T. Dahm

Published in: ed. A.V. Narlikar,

Frontiers in Superconducting Materials,

pp. 983-1009, Springer Verlag, Berlin, 2005


Dynamical chiral symmetry breaking in unquenched QED3

C. S. Fischer, R. Alkofer, T. Dahm and P. Maris

Phys. Rev. D 70, 073007 (2004)

Shadow on the wall cast by an Abrikosov vortex

S. Graser, C. Iniotakis, T. Dahm, and N. Schopohl

Phys. Rev. Lett. 93, 247001 (2004)


Nonlinear microwave response of MgB2

T. Dahm, D. J. Scalapino

Appl. Phys. Lett. 85, 4436 (2004)


Fermi surface topology and vortex state in MgB2

T. Dahm, S. Graser, and N. Schopohl

Physica C 408, 336 (2004)


Influence of Fermi surface topology on the quasiparticle spectrum in the vortex state

S. Graser, T. Dahm, and N. Schopohl

Phys. Rev. B 69, 014511 (2004)


Anomalous coherence peak in the microwave conductivity of c-axis oriented MgB2 thin films

B.B. Jin, T. Dahm, A.I. Gubin, E.-M. Choi, H.-J. Kim, S.-I. Lee, W.N. Kang, and N. Klein

Phys. Rev. Lett. 91, 127006 (2003)

Fermi Surface Topology and the Upper Critical Field in Two-Band Superconductors: Application to MgB2

T. Dahm, N. Schopohl

Phys. Rev. Lett. 91, 017001 (2003)


Spectrum of low energy excitations in the vortex state: comparison of Doppler shift method to a quasiclassical approach

T. Dahm, S. Graser, C. Iniotakis, N. Schopohl

Phys. Rev. B 66, 144515 (2002)

Anisotropic s-wave superconductivity: comparison with experiments on MgB2 single crystals

A. I. Posazhennikova, T. Dahm, K. Maki

Europhys. Lett. 60, 134 (2002)


Phase diagram of hole-doped high-Tc superconductors: Effects of Cooper-pair phase fluctuations within fluctuation-exchange-theory

D. Manske, T. Dahm, K. H. Bennemann

Phys. Rev. B 64, 144520 (2001)

Structure of a single vortex for a hypothetical p-wave and f-wave superconducting state in Sr2RuO4

L. Tewordt and T. Dahm

Phys. Rev. B 63, 092505 (2001)

Vortex pairs and nonlinear inductance of High-Tc superconducting microwave resonators

T. Dahm and J. Oppenländer

IEEE Trans. Appl. Supercon. 11, 1392-1395 (2001)

Concerning the pairing mechanism in high-Tc superconductors - a status report

T. Dahm

Adv. in Solid State Physics 40, 671 (2000)

Models of Superconductivity in Sr2RuO4

T. Dahm, H. Won, and K. Maki


Isotope effect in the presence of a pseudogap

T. Dahm

Phys. Rev. B 61, 6381 (2000)