Single-defect mode lasing in a non-Hermitian 1D trivial SSH lattice

Abouzar Gharajeh, Kiyanoush Goudarzi, Fargol Seifollahi +1

We demonstrate robust single-mode lasing in a non-Hermitian 1D trivial Su-Schrieffer-Heeger defective lattice. This structure exhibits a significantly lower threshold power compare…