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APS » Journals » Phys. Rev. Lett. » Volume 93 » Issue 10
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Phys. Rev. Lett. 93, 100501 (2004) [4 pages]

Physical Limits to Communication

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Seth Lloyd1,2, Vittorio Giovannetti1,*, and Lorenzo Maccone1,†
1Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA
2Department of Mechanical Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA

Received 16 July 2003; revised 13 January 2004; published 31 August 2004

The limits posed by physics to the quantity of information that can be transmitted with a certain amount of power are investigated. The same ultimate limits are found for transmission of information encoded using matter and massless fields.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.93.100501
DOI:
10.1103/PhysRevLett.93.100501
PACS:
03.67.Hk, 04.70.Dy, 89.70.+c

*Present address: NEST-INFM & Scuola Normale Superiore, Piazza dei Cavalieri 7, I-56126, Pisa, Italy.

†Present address: QUIT–Quantum Information Theory Group, Dipartimento di Fisica “A. Volta,” Università di Pavia, via A. Bassi 6, I-27100, Pavia, Italy.

 
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