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Phys. Rev. B 65, 193104 (2002) [4 pages]

Electrical conductivity of lithium at megabar pressures

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Marina Bastea* and Sorin Bastea
Lawrence Livermore National Laboratory, P. O. Box 808, Livermore, California 94550

Received 28 December 2001; published 23 April 2002

We report measurements of the electrical conductivity of a liquid alkali metal—lithium—at pressures up to 1.8 Mbar and fourfold compression, achieved through shock compression experiments. We find that the results are consistent with a departure of the electronic properties of lithium from the nearly free electron approximation at high pressures.

© 2002 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevB.65.193104
DOI:
10.1103/PhysRevB.65.193104
PACS:
72.15.-v, 62.50.+p, 71.22.+i

*Author to whom correspondence should be addressed. Electronic address: bastea1@llnl.gov