Continuous-Wave and Passively Q-Switched Er:Y₂O₃ Ceramic Laser at 2.7 μm

Table 1

Passively Q-switched Er-doped bulk lasers near 3 μm spectral region.

Gain medium	SA	[mW]	[μm]	[ns]	E [μJ]	[W]	Ref.
Er:Y2O3	BP	6	2.72	4470	0.48	0.1	[11]
Er:CaF2	Graphene	172	2.80	1324	2.74	2.1	[15]
Er:SrF2	BP	180	2.79	702	2.34	3.3	[16]
Er:Lu2O3	MoS2	1030	2.84	335	8.5	25.4	[17]
Er:Lu2O3	C3N4	1090	2.840	351	11.1	31.6	[18]
Er:Pr:GGG	Graphene	186	2.71	360	1.54	4.3	[19]
Er:Y2O3	SESAM	223	2.71	350	1.71	4.9	This work

SA, saturable absorber; , average power; , peak power.