||G. D. Holah, J. Dempsey, D. A. B. Miller, B.
S. Wherrett and Miller, "Nonlinear Refraction and Absorption in InSb," Inst.
Phys. Conf. Ser. No. 43, 505-508 (1979)
Intensity-dependent absorption and
refraction have been observed in InSb using a pulsed TEA CO2 laser at 9.6 um and 10.6 um,
and a cw CO laser at 5 um respectively