Chiral tunneling in metallic carbon nanotubes

A. V. Parafilo,1,* I. V. Krive,1,2,3 E. N. Bogachek,4 U. Landman,4 R. I. Shekhter,2 and M. Jonson2,5,6 1B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine, 47 Lenin Avenue, Kharkov 61103, Ukraine 2Department of Physics, University of Gothenburg, SE-412 96 Göteborg, Sweden 3Physics Department, V. N. Karazin National University, Kharkov 61077, Ukraine 4School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332-0430, USA 5SUPA, Department of Physics, Heriot-Watt University, Edinburgh EH14 4AS, Scotland 6Division of Quantum Phases and Devices, School of Physics, Konkuk University, Seoul 143-701, Korea (Received 14 December 2010; published 31 January 2011)