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“Raman-Forbidden” Phonons in YBa2Cu3O7−xCrystals

✍ Scribed by Andrei G. Panfilov; Setsuko Tajima; Akio Yamanaka


Book ID
110421570
Publisher
Springer US
Year
1999
Tongue
English
Weight
202 KB
Volume
117
Category
Article
ISSN
0022-2291

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We have performed LDA calculations of structure, phonon frequencies, and the elecuon-phonon interaction. We find good agreement with available data and estimate: X=I. Saddlepoints 20 meV below the Fermi level arc important.