- Product Name: Nd:YAG (Er/Cr/Yb etc.)
- Dopant Concentration Tolerance :+/- 0.1%
- Parallelism:< 10 arc seconds
- Perpendicularity:< 5 arc minutes
- Chamfer:0.1mm at 45°
- Clear Aperture:95%
- Scratch and Dig:10/5
- Surface Flatness:λ/10 at 633nm
- Wavefront Distortion:λ/10 at 633nm (< dia7mm) λ/8 at 633nm (≥ dia7mm)
- Damage Threshold:Over 15 J/cm2 TEM00, 10ns, 10Hz
Product overview
Neodymium doped Yttrium Aluminum Garnet (Nd:YAG) crystal is the most commonly laser material for CW laser, Pulsed laser, Mode Locked Laser and also widely used in all types of solid-state laser system, frequency-doubled continuous wave, high-energy Q switched, and cavity dumped modes of operation. We can offer Nd, Er, Cr, Tm, Yb, Ho and no doped YAG crystals.Scitlion is able to offer
Nd dopand concentration from 0.6% to 1.2% (atm%)
Cr dopand concentration from 0.5% to 3% (m
ol%)
Yb dopand concentration from 5% to 15% (atm%)
Rod diameter from 2mm to 16.5mm
Length from 1mm to 180mm
|
Lasing Wavelength |
1064 nm |
|
Relaxation Time of Terminal Lasing Level |
30 ns |
|
Radiative Lifetime |
550 μs |
|
Spontaneous Fluorescence |
230 μs |
|
Loss Coefficient |
0.003 cm-1 at 1064nm |
|
Effective Emission Cross Section |
2.8 x 10-19cm2 |
|
Pump Wavelength |
807.5 nm |
|
Absorption Band at Pump Wavelength |
1 mm |
|
Linewidth |
0.6 nm |
|
Polarized Emission |
Unpolarized |
|
Thermal Birefringence |
High |
|
|
|
|
Physical Properties |
|
|
Chemical Formula |
Nd:Y3Al5O12 |
|
Crystal Structure |
Cubic |
|
Lattice Constants |
12.01 A |
|
Concentration |
~ 1.2 x 1020 /cm3 |
|
Density |
4.56 g/cm3 |
|
Melting Point |
1970℃ |
|
Mohs Hardness |
8.5 |
|
Refractive Index |
1.82 |
|
Thermal Expansion Coefficient |
7.8 x 10-6 /K, 0-250℃ along <111> axis |
|
Thermal Conductivity |
14 W/m/K at 20℃； 10.5 W/m/K at 100℃ |
.jpg)