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Phys. Rev. Lett. 94, 146803 (2005) [4 pages]

Density Functional Theory of the Electrical Conductivity of Molecular Devices

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Kieron Burke1, Roberto Car2, and Ralph Gebauer3,4
1Department of Chemistry and Chemical Biology, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854, USA
2Department of Chemistry and Princeton Institute for the Science and Technology of Materials (PRISM), Princeton University, NJ 08544, USA
3The Abdus Salam International Centre for Theoretical Physics (ICTP), 34014 Trieste (Italy)
4INFM/Democritos, National Simulation Center, 34013 Trieste, Italy

See Also: Publisher's Note

Received 14 October 2004; published 13 April 2005; publisher error corrected 15 April 2005

Time-dependent density functional theory is extended to include dissipative systems evolving under a master equation, providing a Hamiltonian treatment for molecular electronics. For weak electric fields, the isothermal conductivity is shown to match the adiabatic conductivity, thereby recovering the Landauer result.

© 2005 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.94.146803
DOI:
10.1103/PhysRevLett.94.146803
PACS:
73.63.–b, 03.65.Yz, 31.10.+z, 71.15.Mb

See Also

Publisher's Note: Kieron Burke, Roberto Car, and Ralph Gebauer, Publisher’s Note: Density Functional Theory of the Electrical Conductivity of Molecular Devices [Phys. Rev. Lett. 94, 146803 (2005)], Phys. Rev. Lett. 94, 159901 (2005).