Dynamics of the dielectric function in fs-laser excited bismuth

Rode, Andrei V; Boschetto, David; Garl, T.; Rousse, Antoine

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Dynamics of the dielectric function in fs-laser excited bismuth

Date

2008

Authors

Rode, Andrei V

Boschetto, David

Garl, T.

Rousse, Antoine

Publisher

Institute of Electrical and Electronics Engineers (IEEE Inc)

Abstract

Time-resolved study of the dielectric function of femtosecond laser excited bismuth demonstrates that excitation of coherent phonons leads to a solid-plasma phase transition, and into a quasi-stable excited state lasting up to 4 ns.