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Phonon engineering in proximity enhanced superconductor heterostructures

In this research, we tailor the phonon density of states (DOS) in thin superconducting films to suppress quasiparticle losses. We examine a model system of a proximity-enhanced three-layered Al/Nb/Al heterostructure and show that the local quantized phonon spectrum of the ultrathin Al cladding layer...

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Detalles Bibliográficos
Autores principales: Tang, Yong-Chao, Kwon, Sangil, Mohebbi, Hamid R., Cory, David G., Miao, Guo-Xing
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5487347/
https://www.ncbi.nlm.nih.gov/pubmed/28655894
http://dx.doi.org/10.1038/s41598-017-04057-1