Nd:YAG

Nd:YAG
Neodymium doped yttrium aluminium garnet

Technical parameters

Material properties 
Host Yttrium aluminium garnet (Y3Al5O12)
Dopant Nd3+
Crystal structure cubic
Unit cell dimensions ac=1.201 nm
Refractive index at 1064 nm 1.816
Thermal expansion coefficient 7.8 x 10-6/K
Thermal conductivity 11 W/m K
Density 4.56 g/cm3
Hardness by Mohs 8.25
Fluorescent lifetime (1% Nd) 235 µs
Linear dispersion δn/δT [10-6K-1] 9.86
Pump wavelength 808 nm
Laser wavelengths 4F3/24I9/2 946 nm
4F3/24I11/2 1064 nm
4F3/24I13/2 1319 nm
4F3/24I13/2 1444 nm
Emission cross section [10-19 cm2] 1064 nm 1319 nm 1444 nm
3.8 0.95 0.45

Absorbtion