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Thermal conductance of Nb thin films at sub-kelvin temperatures

We determine the thermal conductance of thin niobium (Nb) wires on a silica substrate in the temperature range of 0.1–0.6 K using electron thermometry based on normal metal-insulator-superconductor tunnel junctions. We find that at 0.6 K, the thermal conductance of Nb is two orders of magnitude lowe...

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Detalles Bibliográficos
Autores principales: Feshchenko, A. V., Saira, O.-P., Peltonen, J. T., Pekola, J. P.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5290528/
https://www.ncbi.nlm.nih.gov/pubmed/28155895
http://dx.doi.org/10.1038/srep41728