Pegor Aynajian's Electron-Phonon Interaction in Conventional and PDF

By Pegor Aynajian

ISBN-10: 3642149677

ISBN-13: 9783642149672

ISBN-10: 3642266959

ISBN-13: 9783642266959

the matter of traditional, low-temperature superconductivity has been considered as solved because the seminal paintings of Bardeen, Cooper, and Schrieffer (BCS) greater than 50 years in the past. although, the speculation doesn't permit exact predictions of a few of the main basic houses of a superconductor, together with the superconducting power hole at the Fermi floor. This thesis describes the advance and clinical implementation of a brand new experimental process that places this outdated challenge into a wholly new gentle. The nominee has made significant contributions to the improvement and implementation of a brand new experimental approach that reinforces the answer of spectroscopic experiments on dispersive lattice-vibrational excitations (the "glue" accountable for Cooper pairing of electrons in traditional superconductors) via greater than orders of importance. utilizing this method,he has found an unforeseen dating among the superconducting strength hole and the geometry of the Fermi floor within the common nation, either one of which depart refined imprints within the lattice vibrations which may now not be resolved by means of traditional spectroscopic tools. He has proven this dating on elemental superconductors and on a sequence of steel alloys. this means mechanism qualitatively past the traditional BCS conception determines the value and anisotropy of the superconducting gap.

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Electron-Phonon Interaction in Conventional and Unconventional Superconductors (Springer Theses) by Pegor Aynajian

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