- Frequency locking and monitoring based on bi-directional terahertz radiation of a 3rd-order distributed feedback quantum cascade laser
N. van Marrewijk; B. Mirzaei; D. Hayton; J. R. Gao; T. Y. Kao; Q. Hu; J. L. Reno;
Journal of Infrared, Millimeter, and Terahertz Waves,
Volume 36, Issue 12, pp. 1210-1220, December 2015.