Anomalous millimeter-wave absorption in the superconducting phase of La2−x SrxCuO4
Author(s) -
A. A. Pronin,
B. Gorshunov,
А. А. Волков,
H. S. Somal,
D. van der Marel,
B. J. Feenstra,
Y. Jaccard,
JeanPierre Locquet
Publication year - 1998
Publication title -
jetp letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.574
H-Index - 79
eISSN - 1090-6487
pISSN - 0021-3640
DOI - 10.1134/1.567885
Subject(s) - superconductivity , condensed matter physics , materials science , phase (matter) , excitation , absorption (acoustics) , solid state physics , electrical resistivity and conductivity , extremely high frequency , conductivity , millimeter , physics , optics , quantum mechanics , composite material
Direct measurements of the complex conductivity spectra of thin-film La2−2xSrxCuO4 are made at frequencies of 5–40 cm−1. Narrow, intense Drude-type excitation is observed in the superconducting phase.
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