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Conductance quantiz...
Conductance quantization in bismuth nanowires at 4 K
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Costa-kramer, J.L. (författare)
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Garcia, N (författare)
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- Olin, Håkan (författare)
- Department of Physics, Chalmers University of Technology and Göteborg University, SE-41296 Göteborg, Sweden
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(creator_code:org_t)
- 1997
- 1997
- Engelska.
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Ingår i: Physical Review Letters. - 0031-9007 .- 1079-7114. ; 78:26, s. 4990-4993
- Relaterad länk:
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https://urn.kb.se/re...
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visa fler...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Conductance experiments on Bi nanowires at 4 K, obtained with a scanning tunneling microscope, are presented. The conductance of these Bi nanocontacts, formed between two Bi electrodes, exhibits plateaus at quantized values of G0 = 2e2/h, remaining basically constant during electrode separations of about 50 nm. This is the first time that such plateaus have been observed in semimetals. The histogram of conductance values, constructed with thousands of consecutive contact breakage conductance experiments, exhibits clear peaks at G0 and 2G0.
Nyckelord
- nanowire nanoscience nanotechnology
- NATURAL SCIENCES
- NATURVETENSKAP
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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