Strain-Driven "Sinusoidal" Valley Control of Hybridized $\Gamma -\mathrm{K}$ Excitons

Yingtong Zhu, Kang Lan, Shiling Li +3

The photoluminescence (PL) of momentum-indirect $\mathrm{\Gamma }-\mathrm{K}$ excitons in monolayer WS${}_2$ under biaxial strain was recently observed by Blundo et al. [Phys. Rev. Lett. 129, 067402 (2…