News and Views


Nature Nanotechnology 4, 347 - 348 (2009)
doi:10.1038/nnano.2009.134

Quantum dots: When a barrier is not an obstacle

Mahn-Soo Choi1

  1. Mahn-Soo Choi is in the Department of Physics, Korea University, Seoul 136-713, Korea.
    e-mail: choims@korea.ac.kr


Electrons in ultraclean carbon nanotubes can tunnel through barriers in a way not previously observed for particles with mass in condensed-matter physics experiments.

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