Journal of the Optical Society of America A
Phase-conjugate reflection at 10.6 μm via intracavity degenerate four-wave mixing in germanium (A)
Robert A. Fisher, Ernest E. Bergmann, Irving J. Bigio, B. J. Feldman
Journal of the Optical Society of America A
Robert A. Fisher, Ernest E. Bergmann, Irving J. Bigio, B. J. Feldman