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Title: Quasiperiodic metallic multilayers: Growth and superconductivity

Journal Article · · Phys. Rev. B: Condens. Matter; (United States)

We have magnetron-sputtered a series of Mo-V superlattices which have a quasiperiodic layering in the growth direction. We have used the Fibonacci series as the generating rule for the nearly periodic structures and have verified their structure using high-angle x-ray diffractometry. The superconducting transition temperatures slowly increase as a function of the quasiperiodic wavelength ..lambda../sub F-italic/ while the initial upper-critical-field slopes parallel to the films decrease with increasing wavelength and the parallel upper-critical-field curves H-italic/sub c-italic//sub 2//sub chemically bond//sub chemically bond/ display a two-dimensional behavior that is not consistent with current ideas about critical-field behavior in multilayers.

Research Organization:
De-acute-accentpartement de Physique de la Matie-acute-accentre Condense-acute-accente, Universite-acute-accent de Gene-grave-accentve, 1211 Gene-grave-accentve 4, Switzerland
OSTI ID:
5063846
Journal Information:
Phys. Rev. B: Condens. Matter; (United States), Vol. 34:6
Country of Publication:
United States
Language:
English