LYSO (Lutetium Yttrium Orthosilicate)
Keywords:
Scintillation Crystals
- Product Introduction
- Key advantages
- Application areas
- Product Features
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- Commodity name: LYSO (Lutetium Yttrium Orthosilicate)
Lutetium Yttrium Orthosilicate (LYSO) is a scintillation crystal renowned for its excellent scintillation properties, including high light output, fast decay time, and good energy resolution.
Product Introduction
Lutetium Yttrium Orthosilicate (LYSO) is a scintillation crystal renowned for its excellent scintillation properties, including high light output, fast decay time, and good energy resolution. It is widely used in nuclear medicine imaging (such as PET, CT, and SPECT), high-energy physics, and space exploration, particularly as a key component in positron emission tomography (PET) scanners.
Key Advantages
- High density
- High light yield
- Non-deliquescent
- High output
- Fast decay time
- High energy resolutionApplication Areas
- Nuclear medicine imaging
- High-energy physics
- Nuclear physics
- Nuclear radiation detection
- Particle detectionProduct Features
Material Properties
Crystal system
Monoclinic
Density
7.25 g/cm³
Molecular Formula
Lu1.9Y0.1SiO₅
Mohs Hardness
5.8 Mohs
Radiation Length
1.1cm
Radiation-Resistant Strength
>106 rad
Decay Time
36~38 ns
Energy Resolution
8%
Refractive Index
1.82
Emission Wavelength
420 nm
Light Output
≥32,000 Photons/MeV
Melting Point
2320°C
Product Processing Indicators
Effective Aperture
>90%
Dimensions
Customized to Customer Specifications
Diameter Tolerance
+0/-0.05 mm
Length Tolerance
±0.2 mm
Chamfer
≤0.2 × 45°
Surface Quality
10-5 S-D
Flatness
≤λ/8@632.8 nm
Wavefront distortion
≤λ/8@632.8 nm
Parallelism
<20"
Perpendicularity
≤15′
Chipped Edge
<0.1 mm
Coating
Customized to Customer Specifications
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- Luminescent properties
- Radiation resistance
- Short decay time
- Fine energy resolution
- Non-hygroscopic -
- High-energy physics experiments
- Nuclear Medicine
- Environmental Monitoring
- Space Science
- Large Electron-Positron Collider
- Dark Matter Detection -
Material Properties Molecular formula Bi4Ge3O12 Crystal structure Cubic crystal system Lattice constant a = 1.0518 Å Production method Tiraf Method Density 7.12g/cm3 Mohs Hardness 5Mohs Radiation Length 1.1cm Transmittance range 350 nm ~ 5500 nm Relative Light Output (%) 10-14 Nal (Tl) Fluorescence spectrum peak 480–510 nm Recession time 300ns Energy resolution 20 (511 keV, %) Refractive index 2.098 @ 632.8 nm Melting point 1050°C Product Processing Metrics Directional <001> +/- 0.5° Effective Aperture >90% Dimensions Customized to customer specifications Diameter Tolerance +0 / -0.05 mm Length Tolerance ±0.2mm Protective Chamfer ≤0.2 × 45° Surface finish 10-5 S-D Flatness ≤λ/10 @ 632.8 nm Analyzing wavefront distortion ≤λ/8 @ 632.8 nm Parallelism <20" Verticality ≤15′ Chipped edge < 0.1 mm Coating Customized to customer specifications
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