Band gap collapse and ultrafast “cold” melting of silicon during femtosecond laser pulse
- Cite this article as:
- Kudryashov, S.I. & Emel’yanov, V.I. Jetp Lett. (2001) 73: 228. doi:10.1134/1.1371059
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It is established experimentally that a high concentration of electron-hole plasma produced in silicon by femtosecond laser pulse induces a sequential “collapse” of the band gap in the  and  directions and leads to the formation of a “cold” metallic liquid phase during the pulse.