Erbium-doped Yttrium Aluminum Garnet Crystal (Er:YAG)
Er:YAG Crystal
Erbium-doped yttrium aluminum garnet (Er:YAG) crystal is a kind of excellent laser material. The crystal is stimulated to emit 2.94μm laser, which is widely used in medical laser systems.
Er:YAG Crystal Physical Properties
| Material | Er:YAG |
|---|---|
| Dielectric constants | 12.01 A |
| Orientation | <111> or <100> crystalline within 5° |
| Density(g/cm3) | 4.56±0.04g/cm3 |
| Melting point | 1970℃ |
| Hardness | 8.5 (Mohns) |
| Specific heat | 0.59J/[email protected]℃ |
| Modulus of elasticty | 310GPa |
| Young modulus | 3.17×104Kg/mm2 |
| tensile strength | 0.13~0.26GPa |
| Thermal expansion | (100) orientation :8.2×10-6/[email protected] 0~250℃ |
| (110) orientation :7.7×10-6/[email protected]~250℃ | |
| (110) orientation :7.8×10-6/[email protected]~250℃ | |
| Thermal conductivity |
14W/m/[email protected]℃ 10.5W/m/[email protected]℃ |
| thermo-optical coeffecient | 7.3×10 -6/°C |
Related Products of Er:YAG Crystal
|
Semiconductor Crystals |
Scintillation Crystals |
Photoelectric Crystals |
|
Infrared Crystals |
Laser Crystals |
Nonlinear Optical Crystals |
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