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Van Hove singularity in Raman scattering spectra of high-T c superconductors

  • Metals. Superconductors
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Abstract

Experimental data are presented which supporting observation of an extended van Hove singularity in Raman spectra of high-T c superconductors. Excitation of large-momentum electron-hole pairs is proposed as a possible mechanism of the scattering.

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Authors and Affiliations

  1. Institute of Solid State Physics, Russian Academy of Sciences, 142432, Chernogolovka, Moscow District, Russia

    O. V. Misochko

  2. Moscow Institute of Physics and Technology, 141700, Dolgoprudny, Moscow District, Russia

    E. Ya. Sherman

Authors
  1. O. V. Misochko
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  2. E. Ya. Sherman
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Fiz. Tverd. Tela (St. Petersburg) 40, 27–31 (January 1998)

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Misochko, O.V., Sherman, E.Y. Van Hove singularity in Raman scattering spectra of high-T c superconductors. Phys. Solid State 40, 23–26 (1998). https://doi.org/10.1134/1.1130224

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  • DOI: https://doi.org/10.1134/1.1130224

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