Authors: Luo, GP Peng, C Le, HQ Pei, SS Hwang, WY Ishaug, B Um, J Baillargeon, JN Lin, CH

Citation: Gp. Luo et al., Grating-tuned external-cavity quantum-cascade semiconductor lasers, APPL PHYS L, 78(19), 2001, pp. 2834-2836