Extended Data Fig. 1: Tuning the properties of the polariton BIC.
From: Polariton Bose–Einstein condensate from a bound state in the continuum

a, c, Grating pitch 240 nm and fill factors 0.5 (a) and 0.6 (c). b, d, Pitch 244 nm and fill factors 0.5 (b) and 0.6 (d).