激光晶体
Nd:YAG晶体
百晶公司提供的Nd:YAG晶体其中文为掺钕钒酸钇晶体是一种性能优良的激光晶体，适于制造激光二极管泵浦特别是中低功率的激光器。与Nd:YAG相比Nd:YVO4对泵浦光有较高的吸收系数和更大的受激发射截面。现在Nd:YVO4激光器..
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百晶公司提供的Nd:YAG晶体其中文为掺钕钒酸钇晶体是一种性能优良的激光晶体，适于制造激光二极管泵浦特别是中低功率的激光器。与Nd:YAG相比Nd:YVO4对泵浦光有较高的吸收系数和更大的受激发射截面。现在Nd:YVO4激光器..
百晶公司提供的Nd:YAG晶体其中文为掺钕钒酸钇晶体是一种性能优良的激光晶体，适于制造激光二极管泵浦特别是中低功率的激光器。与Nd:YAG相比Nd:YVO4对泵浦光有较高的吸收系数和更大的受激发射截面。现在Nd:YVO4激光器已在机械、材料加工、波谱学、晶片检验、显示器、医学检测、激光印刷、数据存储等多个领域得到广泛的应用。
| Nd Dopant Concentration: | 0.5-1.2 atm%tolerance within 10% of concentration |
| Diameter: | 3 ~ 14mm |
| Length(L): | 0.5~160mm |
| Orientation: | <111> crystalline direction (+/-0.5℃) |
| Flatness: | <λ/8 @ 633nm |
| Smooth Finish: | 20/10 |
| Parallelism: | ＜30" |
| Perpendicularity: | ＜10' |
| Wavefront Distortion: | < λ/8 @ 633nm |
| Clear Aperture: | > 90% |
| Coating: | According to customer request |
| Chemical Formula: | Nd:Y3A15O12 |
| Crystal Structure: | Cubic |
| Lattice Constants: | 12.01Ä |
| Concentration: | ~ 1.2 x 1020 cm-3 |
| Melting Point: | 1970 °C |
| Density: | 4.56 g/cm3 |
| Mohs Hardness: | 8.5 |
| Refractive Index: | 1.82 |
| Thermal Expansion Coefficient: | 7.8 x 10-6 /K [111], 0 - 250 °C |
| Thermal Conductivity: | 14 W/m /K @20 °C, 10.5 W /m /K @100 °C |
| Lasing Wavelength: | 1064 nm |
| Stimulated Emission Cross Section: | 2.8x10-19 cm-2 |
| Relaxation Time of Terminal Lasing Level: | 30 ns |
| Radiative Lifetime: | 550 ms |
| Spontaneous Fluorescence: | 230 ms |
| Loss Coefficient: | 0.003 cm-1 @ 1064 nm |
| Effective Emission Cross Section: | 2.8 x 10-19 cm2 |
| Pump Wavelength: | 807.5 nm |
| Absorption band at pump wavelength: | 1 nm |
| Linewidth: | 0.6 nm |
| Polarized Emission: | Unpolarized |
| Thermal Birefringence: | High |
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