New Mechanism of Optical Gain in Two-Dimensional Material (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

New Mechanism of Optical Gain in Two-Dimensional Material

Caption

Trion optical gain mechanism in electrically gated 2D materials: Exciton produced by a pump laser combined to form a trion. A weak probe light bounces off the trion gets amplified by emitting a photon and an electron.

Credit

by Zhen Wang†, Hao Sun†, Qiyao Zhang, Jiabin Feng, Jianxing Zhang, Yongzhuo Li, and Cun-Zheng Ning

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.