Ultrafast Hot Electron Induced Phase Transitions in Vanadium Dioxide

Autor: Haglund R. F., Marvel R. E., Hontani Y., Hada M., Matsuo J.
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: EPJ Web of Conferences, Vol 41, p 03005 (2013)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/20134103005
Popis: The Au/Cr/VO2/Si system was investigated in pump–probe experiments. Hot-electrons generated in the Au were found to penetrate into the underlying VO2 and couple with its lattice inducing a semiconductor-to-metal phase transition in ~2 picoseconds.
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