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Science 9 March 2007:
Vol. 315. no. 5817, pp. 1372 - 1373
DOI: 10.1126/science.1139805
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Perspectives

PHYSICS:
Watching Rush Hour in the World of Electrons

Jan Zaanen

An improved imaging technique reveals that electrons in a material can suffer gridlock like cars in a city. This may help researchers understand the mechanism by which currents flow without resistance in superconductors.

The author is in the Department of Physics, University of Leiden, Leiden 2333, the Netherlands. E-mail: jan{at}lorentz.leidenuniv.nl

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Science. ISSN 0036-8075 (print), 1095-9203 (online)