Abstract
We investigate the parity-time (PT) symmetric THz system realized with an infrared-pumped active graphene metasurface. We show that the chemically-tuned unidirectional transparency at the exceptional point may make ultra-sensitive gas/molecular/chemical sensors.
© 2016 Optical Society of America
PDF ArticleMore Like This
C. B. Yu, Y. Wu, X. L. Liu, F. Fu, Y. Gong, Y. J. Rao, and Y. F. Chen
W3A.4 Asia-Pacific Optical Sensors Conference (APOS) 2016
Hossein Hodaei, Absar U. Hassan, Jinhan Ren, William E. Hayenga, Demetrios N. Christodoulides, and Mercedeh Khajavikhan
FTh1A.3 CLEO: QELS_Fundamental Science (CLEO:FS) 2016
Hamidreza Ramezani, Tsampikos Kottos, Ramy El-Ganainy, and Demetrios N. Christodoulides
FWG4 Frontiers in Optics (FiO) 2010