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Long-Range Spin Acc...
Long-Range Spin Accumulation from Heat Injection in Mesoscopic Superconductors with Zeeman Splitting
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- Silaev, Mihail (författare)
- KTH,Statistisk fysik,Aalto University, Finland
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Virtanen, P. (författare)
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Bergeret, F. S. (författare)
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Heikkila, T. T. (författare)
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(creator_code:org_t)
- 2015
- 2015
- Engelska.
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Ingår i: Physical Review Letters. - 0031-9007 .- 1079-7114. ; 114:16
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- We describe far-from-equilibrium nonlocal transport in a diffusive superconducting wire with a Zeeman splitting, taking into account different spin relaxation mechanisms. We demonstrate that due to the Zeeman splitting, an injection of current in a superconducting wire creates spin accumulation that can only relax via thermalization. This effect leads to a long-range spin accumulation detectable in the nonlocal signal. Our model gives a qualitative explanation and provides accurate fits of recent experimental results in terms of realistic parameters.
Ämnesord
- NATURVETENSKAP -- Fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences (hsv//eng)
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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