Table 1: Passively Q-switched Er-doped bulk lasers near 3 μm spectral region.

Gain mediumSA [mW] [μm] [ns]E [μJ] [W]Ref.

Er:Y2O3BP62.7244700.480.1[11]
Er:CaF2Graphene1722.8013242.742.1[15]
Er:SrF2BP1802.797022.343.3[16]
Er:Lu2O3MoS210302.843358.525.4[17]
Er:Lu2O3C3N410902.84035111.131.6[18]
Er:Pr:GGGGraphene1862.713601.544.3[19]
Er:Y2O3SESAM2232.713501.714.9This work

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