Planar integrated metasurfaces for highly-collimated terahertz quantum cascade lasers

by Liang, Guozhen, Dupont, Emmanuel, Fathololoumi, Saeed, Wasilewski, Zbigniew R., Ban, Dayan, Liang, Hou Kun, Zhang, Ying, Yu, Siu Fung, Li, Lianhe H., Davies, Alexander Giles, Linfield, Edmund H., Liu, Hui Chun, Wang, Qi Jie
Published 2014