Strong-coupling effects in the heavy-fermion superconductor UPd2Al3
Physica B. Bd. 281/282. 2000 S. 882 - 887
Erscheinungsjahr: 2000
ISBN/ISSN: 0921-4526
Publikationstyp: Zeitschriftenaufsatz
Sprache: Englisch
Doi/URN: 10.1016/S0921-4526(99)00979-5
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Inhaltszusammenfassung
Recent results of superconducting tunneling spectroscopy on epitaxial thin films of the antiferromagnetic heavy-fermion superconductor UPd2Al3 are presented. Strong-coupling effects in the tunneling density of states are analyzed within the framework of the anisotropic Eliashberg theory for a pair-coupling mechanism based on the exchange of antiferromagnetic spin excitations. The multi-sheeted Fermi surface of UPd2Al3 is taken into account.
Klassifikation
DFG Fachgebiet:
Physik der kondensierten Materie
DDC Sachgruppe:
Physik