Name: | Yb YAG Laser Crystals | Yb Concentration Tolerance (atm%): | 0.5, 1, 2, 3, 5, 7.5 , 10, 15, 20, 25% |
---|---|---|---|
Orientation: | [001] Or [110] Or [111]< ±0.5° | Parallel: | 10 |
Perpendicular: | 5 | Surface Quality: | 10/5 |
High Light: | Yb Yag Laser Rod,Yb Yag Laser Crystals,Laser Welding Yb Yag crystal |
Description
Yb:YAG crystal possesses many attractive laser characteristics including high quantum efficiency, no excited state absorption and upconversion loss, long radiative lifetime of the upper laser level, large absorption width, broad emission width, good optical, thermal and mechanical properties, so it is considered as the most potential gain for high efficiency, high power diode-pumped solid-state lasers.
Features
Applications
Main Specifications
Materials |
Yb:YAG |
Yb Concentration tolerance (atm%) |
0.5, 1, 2, 3, 5, 7.5 , 10, 15, 20, 25% |
Orientation |
[001] or [110] or [111]< ±0.5° |
Parallel |
10 |
Perpendicular |
5 |
surfaceQuality |
10/5 |
WavefrontDistortion |
/4@632nm |
SurfaceFlatness |
/8@632nm |
ClearAperture |
>95% |
Chamfer |
<0.1×45° |
Thickness/Diameter Tolerance |
±0.05 mm |
Maximumdimensions |
dia50×100mm |
Coatings |
AR/AR@940+1030HR@1030+HT@940+AR1030 |
Physical and chemical characteristics
Properties |
Yb:YAG |
Crystal Structure |
cubic- la3d |
Lattice Constants |
12.01 |
Density |
4.56g/cm3 |
Melting Point |
1970°C |
Refractive Index @1.030 m |
1.82 |
Thermal Conductivity /(Wm-1K-1@25°C) |
14 |
Specific Heat/ (Jg-1K-1) |
0.59 |
Thermal Expansion /(10-6K-1@25°C |
8.2[100] 7.7[110] 7.8[111] |
Hardness (Mohs) |
8.5 |
Young`s Modulus /GPa |
317 |
Shear Modulus / GPa |
54.66 |
Extinction Ratio |
25dB |
Poisson Ratio |
0.25 |
Optical characteristics
Properties |
Yb:YAG |
lasertransition wavelength, l (nm) |
1030 |
pumptransition bandwidth,p (nm) |
18 |
lasertransition bandwidth, l (nm) |
~6 |