Skip to main content

Sub-picosecond topological phase transition in nonlinear exciton–polariton superlattices

Submitted by wwwadm on

Nature Physics, Published online: 26 September 2025; doi:10.1038/s41567-025-03031-3

Achieving versatile, tunable, real-time topological photonic system is challenging. Now this is accomplished by designing superlattices of WS2 and a polymer embedded in a microcavity.