Challenges and advancement of blue III-nitride vertical-cavity surface-emitting lasers

CY Huang, KB Hong, ZT Huang, WH Hsieh, WH Huang… - Micromachines, 2021 - mdpi.com
Since the first demonstration of (Al, In, Ga) N-based blue vertical-cavity surface-emitting
lasers (VCSELs) in 2008, the maximum output power (Pmax) and threshold current density …