Modulation of carrier lifetime in MoS<sub>2</sub> monolayer by uniaxial strain

Modulation of carrier lifetime in MoS₂ monolayer by uniaxial strain

Hong Hao¹, Cheng Yang¹, Wu Chunchun^{1, 2}, Huang Chen¹, Liu Can¹, Yu Wentao¹, Zhou Xu¹, Ma Chaojie¹, Wang Jinhuan^{1, 3}, Zhang Zhihong¹, Zhao Yun³, Xiong Jie², Liu Kaihui^{1, †}

Pump fluence-dependent transient absorption signal of MoS₂ monolayer. The transient absorption signal scales almost linearly with pump fluence, implying that only linear absorption is involved in this process, excluding the nonlinear effects such as exciton–exciton annihilation.