Yb:YAP
Our Yb:YAP crystal, also known as ytterbium-doped yttrium aluminate, is a laser crystal with excellent overall performance. It is widely used in femtosecond lasers, sensors, and neutrino detection. It features high anisotropic thermal expansion coefficients, birefringence, and low quantum defect. Applications include femtosecond lasers, regenerative amplifiers, photoelectric sensors, and neutrino detectors.
Specification Snapshot
Laser Wavelength
1040 nm
Crystal Structure
Orthogonality
Surface Quality
10-5 S-D
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Overview
Our Yb:YAP crystal, also known as ytterbium-doped yttrium aluminate, is a laser crystal with excellent overall performance. It is widely used in femtosecond lasers, sensors, and neutrino detection. It features high anisotropic thermal expansion coefficients, birefringence, and low quantum defect. Applications include femtosecond lasers, regenerative amplifiers, photoelectric sensors, and neutrino detectors.
Specifications
| Parameter | Value |
|---|---|
| Absorption peak wavelength | 978 nm |
| Peak Absorption bandwidth | 4nm |
| Laser Wavelength | 1040 nm |
| ²F₅/₂ Energy-level lifetime | 500 μs |
| Refractive Index [@632.8 nm] | 1.96(∥a),1.94(∥b),1.97(∥c) |
| Crystal Structure | Orthogonality |
| Density | 5.35g/cm³ |
| Mohs Hardness | 8.5 |
| Thermal conductivity | 11.7 (∥a), 10.0 (∥b), 13.3 (∥c) W/mK |
| Coefficient of thermal expansion | 2.32×10⁻⁶ (∥a) K⁻¹, 8.08×10⁻⁶ (∥b) K⁻¹, 8.7×10⁻⁶ (∥c) K⁻¹ |
| Typical doping level | <2 at.% |
| Orientation | a-cut |
| Transparent Aperture | >90% |
| Face dimension tolerance | +0/-0.1mm |
| Length Tolerance | ±0.1mm |
| Parallelism error | <10 arcsec |
| Perpendicularity error | <10 arcmin |
| Protective groove [@45˚] | <0,1 mm @45˚ |
| Surface Quality | 10-5 S-D |
| Surface Flatness [@6328 nm] | <λ/10@6328 nm |
| Coating [@978 nm + AR(R<0.15%) @1020-1070 nm] | Ar(R<0.25%) @978 nm + AR(R<0.15%) @1020-1070 nm |
| Laser Damage threshold [@1030 nm,10 ns] | >10 J/cm²@1030 nm,10 ns |
Key Features
Infrared; high thermal conductivity; low quantum defect; high-power continuous-wave operation; biaxial orthogonal crystal; emission spectrum approximately 1 um; the high-absorption meson cross-section depends on the crystal orientation.
Datasheet
Product Datasheet
PDF
Supplier Information
Shanghai Crylink Technology Co., Ltd. was jointly established by Shanghai Yangtze Delta Innovation Institute, Baoshan District state-owned platform, and Dr. Yongjun Dong's team. Located in Baoshan High-tech Industrial Park, the company focuses on R&D and production of laser materials and devices. Main products include laser crystals, nonlinear crystals, bonded crystals, and devices, with full-chain capabilities from crystal growth, optical polishing, laser coating to device packaging. Its subsidiary, Nanjing Guangbao Optoelectronics Technology Co., Ltd., operates the 'Meta-laser' and 'Guangbao Optoelectronics' brands. Products are widely used in laser processing, medical aesthetics, LiDAR, optical communications, defense, scientific research, aerospace, and other fields.
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