Abstract
The conductance in breaking nanocontacts has been measured at room temperature for relay contacts of Pd, Pt, Rh, Ru and Ir. None of them showed well-defined quantized conductance peaks in their conductance histograms, but some metals exhibited short plateaus in conductance traces and broad peaks in conductance histograms. We found a general tendency that harder metals have lesser degree of conductance quantization, i.e., lesser chance of observing conductance plateaus and peaks. This correlation is, however, weak and can be explained by considering the deformation of nanocontacts as that of defect-free ideal crystals. No sign of quantized conductance were observed in Pd contacts.
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Dates
Type | When |
---|---|
Created | 22 years, 11 months ago (Oct. 1, 2002, 4:30 p.m.) |
Deposited | 2 years, 8 months ago (Dec. 19, 2022, 1:22 p.m.) |
Indexed | 6 months, 1 week ago (Feb. 21, 2025, 5:32 a.m.) |
Issued | 24 years, 7 months ago (Feb. 1, 2001) |
Published | 24 years, 7 months ago (Feb. 1, 2001) |
Published Print | 24 years, 7 months ago (Feb. 1, 2001) |
@article{Yuki_2001, title={Conductance in Breaking Nanocontacts of Some Transition Metals}, volume={40}, ISSN={1347-4065}, url={http://dx.doi.org/10.1143/jjap.40.803}, DOI={10.1143/jjap.40.803}, number={2R}, journal={Japanese Journal of Applied Physics}, publisher={IOP Publishing}, author={Yuki, Kenji and Kurokawa, Shu and Sakai, Akira}, year={2001}, month=feb, pages={803} }