Broadly tunable single-frequency cw mid-infrared source with milliwatt-level output based on difference-frequency generation in orientation-patterned GaAs

by Vasilyev, Sergey, Schiller, Stephan, Nevsky, Alexander, Grisard, Arnaud, Faye, David, Lallier, Eric, Zhang, Z., Boyland, A.J, Sahu, J.K, Ibsen, M., Clarkson, W.A
Published 2008