26 citations · 33 across the 2 of their papers we have counts for
4 papers
Large Range Manipulation of Exciton Species in Monolayer WS2
Ke Wei, Yu Liu, Hang Yang +2
Unconventional emissions from exciton and trion in monolayer WS2 are studied by photoexcitation. Excited by 532nm laser beam, the carrier species in the monolayer WS2 are affected…
Temperature-dependent excitonic photoluminescence Excited by Two-Photon Absorption in Perovskite CsPbBr3 Quantum Dots
Ke Wei, Zhongjie Xu, Chao Shen +2
Recently lead halide nanocrystals (quantum dots) have been reported with potential for photovoltaic and optoelectronic applications due to their excellent luminescent properties. H…
Mid-infrared ultra-short mode-locked fiber laser utilizing topological insulator Bi2Te3 nano-sheets as the saturable absorber
Ke Yin, Tian Jiang, Xin Zheng +3
The newly-emergent two-dimensional topological insulators (TIs) have shown their unique electronic and optical properties, such as good thermal management, high nonlinear refractio…
Black phosphorus as a new broadband saturable absorber for infrared passively Q-switched fiber lasers
Tian Jiang, Ke Yin, Xin Zheng +2
Black phosphorus (BP) with its enticing electric and optical properties is intensely researched in the field of optoelectronics. In this paper, Q-switched pulses at 1550 nm and 2 u…