# Nonlinear valley selection rules and all-optical probe of broken time-reversal symmetry in monolayer WSe2

> Research article (Nature Photonics, 2025) · cited 21× · AI/ML

**Wikidata**: [openalex:W4406150916](https://www.wikidata.org/wiki/openalex:W4406150916)  
**Source**: https://4ort.xyz/entity/nonlinear-valley-selection-rules-and-all-optical-probe-of-broken-time-reversal-symmetry-in-monolayer-wse2