Features:
Large stimulated emission cross section at laser wavelength
High absorption coefficient and wide bandwidth at pump wavelength
Low dependency on pump wavelength
Good thermal conductivity
Low lasing threshold and high slope efficiency
High laser induced damage threshold
Strongly-polarized laser output
Material Properties: Comparing Nd:GdVO4 and Nd:YVO4
Crystal | Nd:GdVO4 | Nd:YVO4 |
Crystal Structure,Space Group | Tetragonal, I41/amd | Tetragonal, I41/amd |
Lattice constants（nm） | a：0.721 b：0.635 | a：0.721 b：0.629 |
Melting temperature（℃） | 1780 | 1825 |
Thermal expansion @25℃，×10-6/℃ | a | 1.5 | a | 4.43 |
b | 7.3 | b | 11.4 |
Specific heat @25℃，cal/mol·K | 32.6 | 24.6 |
dn/dT，×10-6/℃ | 4.7 | 2.7 |
