MAPbBr3 Perovskite Gain Medium

10x Lower Threshold for Electrical Pumping

Uncovers optical pumping threshold overestimation; band-edge excitation reduces threshold carrier density by an order of magnitude, paving the way for electrically pumped perovskite lasers.

Shi, Lei · Gao, Feng

Materials Horizons 2023

Specifications

Threshold carrier density
{'zh': '约1.9×10¹⁷', 'en': '~1.9×10^17'} cm
激发能量从
{'zh': '3.10', 'en': ''} eV