Nd:Ce:YAG Description
Nd:Ce:YAG (Neodymium-Cerium-Yttrium-Aluminium-Garnet) combines the properties of neodymium and cerium ions doped in YAG. It provides a platform for laser technology. Nd:Ce:YAG crystals are engineered to deliver precise and high-performance laser output in the near-infrared spectrum, thereby supporting applications in medicine, material processing, telecommunications and scientific research.
Nd:Ce:YAG Specifications
Dopant Concentration
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Nd:1.1 ~ 1.4at%, Ce:0.05 ~ 0.1at%
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Orientation
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<111> or <100> crystalline within 5°
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Wavefront Distortion
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l/8 per inch @ 633 nm
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Extinction Ratio
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>25 dB
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Dimensional Tolerances
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Rods with Diameter: ±0.025 mm, Length: ±0.5 mm
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Surface Quality
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10/5 Scratches/Grooves MIL-O-1380A
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Parallelism
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< 10 arcseconds
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Perpendicularity
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< 5 arcminutes
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Flatness
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l/10 @ 633 nm
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Wedge
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<0.1 mm @ 45°
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Cylindrical Surface
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50-80 µin (RMS)
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AR Coating Reflectivity
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< 0.25%
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Notes:
1. When requesting or ordering a finished crystal, please specify the above-listed specifications. For most applications, we only require the following details:
1) Nd dopant concentration; 2) Dimensions; 3) Surface quality; 4) Coating.
2. For special requests, please provide a detailed specification for assessment and manufacturing.
Nd:Ce:YAG Description
1. Laser Marking and Engraving:
Nd:Ce:YAG lasers are used to perform precise markings and engravings on materials such as metals, plastics and ceramics. They deliver high power output and maintain stability, thereby supporting industrial applications.
2. Medical Lasers:
- Surgical Procedures: These lasers are used in various medical processes, for example, cutting tissue, achieving coagulation and performing dermatological treatments.
- Dental Applications: Nd:Ce:YAG lasers are employed in dentistry for procedures such as cavity preparation and soft tissue surgery.
3. Material Processing:
- Welding and Cutting: Nd:Ce:YAG lasers cut and weld metals and other materials with precision, thereby supporting manufacturing processes.
- Microfabrication: They are utilised in microfabrication, for instance for micromachining and 3D printing.
4. Telecommunications:
- Fibre Amplifier Applications: Nd:Ce:YAG crystals serve as gain media in optical fibre amplifiers for signal amplification and transmission in the telecommunications sector.
5. Scientific Research:
- Spectroscopy: Researchers use Nd:Ce:YAG lasers for spectroscopic experiments, for instance to analyse material composition or to study chemical reactions.
- High-Power Lasers: These lasers are employed in research laboratories for experiments and investigations requiring high laser power.
6. Environmental Monitoring:
- Remote Sensing: Nd:Ce:YAG lasers are utilised in LIDAR systems for environmental monitoring, terrain mapping and atmospheric studies.