Nd:GGG is an optimal crystal for solid-state heat-capacity laser because of
its high thermal diffusivity and large diameter resulting from its easiness of
growth with flat interface between solid and melt. It is also a candidate for
high average power laser with high pulse energy.
Crystal Properties:
| Crystal Structure |
Cubic |
| Lattice Constant | a =12.376 |
| Melting Point |
1725°C |
| Moh Hardness |
8 |
| dn/dT (x10-6/K) |
17 |
| Density |
7.1 g/cm3 |
| Thermal Expansion (x 10-6°C-1) |
8 |
| Lattice Constant |
12.383Å |
| Laser Transition |
4F3/2 → 4I11/2 |
| Laser Wavelength |
061μm |
| Fluorescence Lifetime |
240μs |
| Emission Cross Section |
2.7~8.8×10-19cm-2 |
| Diode Pump Band |
808nm, 881nm |
| Index of Refraction at 1061 nm |
1.94 |
