Session R18: Focus Session: Carbon Nanotubes: Transport II

2:30 PM–5:30 PM, Wednesday, March 15, 2006
Baltimore Convention Center Room: 315

Sponsoring Unit: DMP
Chair: Brian LeRoy, TU Delft

Abstract ID: BAPS.2006.MAR.R18.10

Abstract: R18.00010 : Electron Transport in Carbon Nanotubes with Superconducting Contacts

4:42 PM–4:54 PM

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Authors:

  Alexander Makarovski
  Gleb Finkelstein
    (Duke University, Department of Physics)

We report on our measurements of electron conductance in single-walled carbon nanotubes contacted by superconducting leads. We study the proximity effect induced by the superconducting contacts at temperatures below the transition temperature of the leads. Excess differential conductance (way above the ballistic limit of $4e^2/h$ for a single-wall nanotube with normal contacts) and sub-gap Andreev reflection peaks are observed.

To cite this abstract, use the following reference: http://meetings.aps.org/link/BAPS.2006.MAR.R18.10