Cr4+:YAG Laser Crystal Rod - 500 MW/cm² Damage Threshold, 1350-1600nm Emission Wavelength
MOQ:
1pc
Delivery Time:
4-5 weeks
Brand:
Crystro
Product Description
Cr:YAG Laser Crystal Rod Overview
Cr4+:YAG (Yttrium Aluminum Garnet doped with Chromium) laser crystal rod serves dual functions as both Q-switch and gain medium, offering superior performance for advanced laser applications.
Key Features
- High thermal conductivity for efficient heat dissipation
- Exceptional damage threshold exceeding 500 MW/cm²
- Superior physicochemical properties ensuring reliability
- Excellent radiation stability for consistent performance
- High Cr4+ ion concentration up to 1018 cm-3
Applications
Primary Applications:
- 1064nm laser systems
- Passive Q-switch for Nd:YAG lasers
- Remote sensing and LIDAR systems
- 3D scanning technology
Technical Specifications
| Property | Value |
|---|---|
| Optical Density | 0.1 to 0.8 |
| Fluorescence Lifetime | 3.4 μs |
| Concentrations | 0.5 mol% to 3 mol% |
| Emission Wavelength | 1350 nm to 1600 nm |
| Absorption Coefficient | 1.0 cm-1 to 7 cm-1 |
| Ground State Absorption Cross Section | 4.3×10-18 cm² |
| Emission State Absorption Cross Section | 8.2×10-19 cm² |
| Transmission | 10% to 90% |
| Coatings | AR ≤ 0.2% @1064nm |
| Damage Threshold | > 500 MW/cm² |
| Chemical Formula | Cr4+:Y3Al5O12 |
| Crystal Structure | Cubic - la3d |
| Lattice Parameters | 12.01 Å |
| Orientation | [100] or [110] |
| Mass Density | 4.56 g/cm³ |
| Mohs Hardness | 8.5 |
Performance Advantages
Cr4+:YAG outperforms traditional saturable absorbers with higher doping concentrations, enabling smaller passive Q-switch elements while maintaining high optical conversion efficiency. This facilitates integration and supports compact passive Q-switch laser designs for various industrial and scientific applications.
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu