Laser feedback interferometry with THz QCLs: A new technology for imaging and materials analysis

Aleksandar D. Rakic, Gary Agnew, Xiaoqiong Qi, Thomas Taimre, Andrew Grier, Yah Leng Lim, Karl Bertling, Zoran Ikonic, Alexander Valavanis, Paul Dean, Jonathan Cooper, Suraj P. Khanna, Mohammad Lachab, Stephen J. Wilson, Edmund H. Linfield, A. Giles Davies, Paul Harrison, Dragan Indjin