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Science 13 January 2006:
Vol. 311. no. 5758, pp. 183 - 184
DOI: 10.1126/science.1122441
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Perspectives

APPLIED PHYSICS:
Where Have All the Transistors Gone?

R. P. Cowburn

A universal logic gate has been constructed with magnetic nanostructures. Such devices could lead to a new generation of microelectronics.

The author is at the Blackett Physics Laboratory, Imperial College London, Prince Consort Road, London SW7 2BW, UK. E-mail: r.cowburn{at}imperial.ac.uk

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