Cubic optical nonlinearity of free electrons in bulk gold

Autor: Zheludev, N. I., Gusev, V. E., Kamalov, V. F., Slobodchikov, E. V., Bennett, P. J., Loh, H., Popov, S. V., Shatwell, I. R., Svirko, Yu. P.
Zdroj: Optics Letters; June 1995, Vol. 20 Issue: 12 p1368-1370, 3p
Abstrakt: A fast (τ_response <90 fs) free-electron spin-flipping frequency-degenerate nonlinearity with a significant value of ∣χxxyy(3)(ω,ω,ω,-ω)-χxyyx(3)(ω,ω,ω,-ω)∣~10^-8 esu has been observed in bulk gold at 1260 nm by use of a new pump–probe polarization-sensitive technique.
Databáze: Supplemental Index