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Temperature-dependent electric noise level in different iron-based superconductors

Authors :
Fritz Kurth
Sergio Pagano
Carlo Ferdeghini
Emilio Bellingeri
Ettore Sarnelli
Carlo Barone
Kazumasa Iida
Bernhard Holzapfel
M. Adamo
Source :
Journal of Physics: Conference Series, Journal of physics. Conference series (Online) 507 (2014). doi:10.1088/1742-6596/507/1/012002, info:cnr-pdr/source/autori:Barone C.; Pagano S.; Bellingeri E.; Ferdeghini C.; Adamo M.; Sarnelli E.; Kurth F.; Holzapfel B.; Iida K./titolo:Temperature-dependent electric noise level in different iron-based superconductors/doi:10.1088%2F1742-6596%2F507%2F1%2F012002/rivista:Journal of physics. Conference series (Online)/anno:2014/pagina_da:/pagina_a:/intervallo_pagine:/volume:507
Publication Year :
2014

Abstract

A detailed characterization of the voltage-noise properties has been performed in FeTe0.5Se0.5 epitaxial thin films and Co-doped BaFe2As2 bilayers, deposited by pulsed laser deposition. In all the samples analyzed, the experimental voltage-spectral density has a 1/f noise component. Different behaviors are observed for the bias current and temperature dependencies of this 1/f noise, and are related to specific structural and electric transport properties of the two materials.

Details

Language :
English
Database :
OpenAIRE
Journal :
Journal of Physics: Conference Series, Journal of physics. Conference series (Online) 507 (2014). doi:10.1088/1742-6596/507/1/012002, info:cnr-pdr/source/autori:Barone C.; Pagano S.; Bellingeri E.; Ferdeghini C.; Adamo M.; Sarnelli E.; Kurth F.; Holzapfel B.; Iida K./titolo:Temperature-dependent electric noise level in different iron-based superconductors/doi:10.1088%2F1742-6596%2F507%2F1%2F012002/rivista:Journal of physics. Conference series (Online)/anno:2014/pagina_da:/pagina_a:/intervallo_pagine:/volume:507
Accession number :
edsair.doi.dedup.....5f7753a597ce22f9c10450bfb8d44b6f