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Isotope-shift exponent in the polaronic model of superconductors

✍ Scribed by Sourabh Banerjee; A.N Das; D.K Ray

Book ID
103787367
Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
468 KB
Volume
214
Category
Article
ISSN
0375-9601

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The purpose of this paper is to explain the unusual isotope coefficients of cuprates by considering the influence of a pseudogap and phononic and electronic interactions in weak-coupling limit. Exact analytic expressions of the isotope exponent (a) for the s-and d-wave pairing symmetry are derived.