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Nd:Ce:YAG is an excellent laser crystal without water-cooling and air-cooling solid-state lasers, and is widely used in small laser range finders and laser medical instruments.
Product Description
Nd:Ce:YAG is an excellent laser crystal without water-cooling and air-cooling solid-state lasers, and is widely used in small laser range finders and laser medical instruments.
Main Features
high efficiency
low threshold
high optical quality
Good resistance to UV radiation and good thermal stability
Material Properties
| Crystal structure | Cubic system |
| Lattice constant | 12.01 Å |
| Melting point | 1970°C |
| Moh's hardness | 8.5 |
| Density | 4.56±0.04 g/ cm3 |
| Specific heat | 0.59J/ g.cm3 @0-20℃ |
| Elastic Modulus | 310GPa |
| Young's modulus | 3.17×10 4 Kg/ mm2 |
| Poisson's ratio | 0.3 |
| Tensile strength | 0.13~0.26 GPa |
| Coefficient of thermal expansion | [100] Direction: 8.2×10 -6 /K @0~250℃ |
| [110] Direction: 7.7×10 -6 /K @0~250℃ | |
| [111] Direction: 7.8×10 -6 /K @0~250℃ | |
| Thermal conductivity | 14W/m/K @20℃ |
| 10.5W/m/K @100℃ | |
| Thermo-optic coefficient (dn/dT) | dn/dT =7.3×10 -6 /K |
| Thermal shock resistance | 790W/m |
| Solubility | Insoluble in water, slightly soluble in common acids |
Product Parameters
| Doping concentration | Nd: 1.1～1.4at%, Ce: 0.05～0.1at% |
| Orientation | [111], ±5° |
| Wavefront distortion | ≤ 1/4 lambda/25mm |
| Extinction Ratio | ≥28dB |
| Size | Diameter: 3 ~ 6mm , length: 40 ~ 80mm can be customized according to customer requirements |
| Dimensional tolerance | Diameter: +0.00/-0.05mm , Length: ±0.5mm |
| Cylindrical processing | Grinding or Polishing |
| Parallelism of end faces | ≤10" |
| Perpendicularity | ≤5′ |
| Flatness of end face | λ/10 @632.8nm |
| Surface Quality | 10-5 (MIL-O-13830A) |
| Chamfer | 0.15±0.05mm |
