Cr4:YAG
Cr4+:YAG Passive Q-Switch
- Formula: Cr4+:Y3Al5O12
- Crystal Structure: Cubic Garnet
- Density: 4.56 g/cm3
- Hardness: 8.5 (Mohs)
- Damage Threshold: > 500 MW/cm2
- Refractive Index: 1.82 @ 1064 nm
- Recovery Time 8.5 µs
- Repetition Rate > 30 Hz
- Orientation <111> cubic
- Absorption of Ground State Level 5.7x10-18 cm2
- Absorption of Exited State Level 8.0x10-19 cm2
Available in initial transmissions of T=40% to T=99% and thicknesses up to 5mm. Maximum transmission is at a fluence of around .6 J/cm^2.