Single mode lasing and spectral narrowing in photonic crystal line-defect cavities via spatially selected Bloch modes

Shu-Ning Ding, Ling-Fang Wang, Xiao-Tian Cheng +10

The demand for high-efficiency and miniaturized on-chip light sources drives continuous innovation in photonic crystal (PhC) microcavity lasers. The presence of slow-light effects…