H
ELECTRICITY
H
ELECTRICITY
H01
ELECTRIC ELEMENTS
H01
ELECTRIC ELEMENTS
H01S
DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
H01S
DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
H01S5/00
Semiconductor lasers
H01S5/00
Semiconductor lasers
H01S5/30
Structure or shape of the active region; Materials used for the active region
H01S5/30
Structure or shape of the active region; Materials used for the active region
H01S5/32
comprising PN junctions, e.g. hetero- or double- heterostructures
H01S5/32
comprising PN junctions, e.g. hetero- or double- heterostructures
H01S5/3201
incorporating bulkstrain effects, e.g. strain compensation, strain related to polarisation
H01S5/3201
incorporating bulkstrain effects, e.g. strain compensation, strain related to polarisation