LYSO(Ce) - Lutetium Yttrium Orthosilicate (Lu₂SiO₅:Ce) is a relatively new scintillator crystal that features high density, high light output, short decay time and good radiation resistance. These properties make it ideal for detecting and measuring ionizing radiation such as gamma rays and positrons.
Specification Parameter
| Properties | Value | Unit |
| Density | 7.35 | g/cm³ |
| Melting point | 2323 | K |
| Effective atomic number | 65 | |
| Hardness | 5.8 | Mohs |
| Refractive index | 1.82 | |
| Light yield | 33200 | Photon/Mev |
| Decay Constant | 36-38 | ns |
| Wavelength of emission max | 420 | nm |
| Anti-radiation | ＞108 | rad |
| Radiation length | 1.15 | cm |
| Hygroscopic | No |
LYSO (Cerium doped Lutetium) is a high-performance inorganic scintillator characterized by its high density, fast decay time, and exceptionally high photon yield. Thanks to its excellent timing resolution and low afterglow, LYSO is widely used in time-of-flight positron emission tomography (TOF-PET), small animal imaging, and high-energy physics detectors.
EBO offers LYSO crystals in a wide range of sizes and geometries, including bars, pixels, and complex array configurations. EBO supports custom fabrication to meet specific detector design requirements. The minimum pixel size EBO can manufacture is 0.2 × 0.2 mm. A variety of surface coatings or reflective materials—such as ESR, BaSO₄, and E20.
High light output - 70% NaI(Tl), 25 photons/keV
High energy resolution, high CTR, energy resolution - <12%
High density - 7.15 g/cm³
Fast decay time - c.45ns
Non-hygroscopic
Various reflector coating technologies (ESR, BaSO4, E60)
Fully customizable
Positron emission tomography (PET)
TOF-PET
Small animal PET
Organ-specific PET
Particle detection
Radiation detection
Time-of-flight measurement
Industrial/medical CT/XCT
Distinguishing between gamma rays and neutrons
Specialized applications in nuclear physics and high energy physics
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Excellent energy resolution
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Fast response time
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Advantage: High density CdWO4 scintillator、Strong anti-radiation ability、No background radiation
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No background radiation
Fast decay time
Mechanically robust characteristic
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High light outputs
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BGO (Bismuth Germanate) is a high-Z, high-density scintillating crystal. The material has a high atomic number (Z=83 for bismuth) and a density of 7.13 g/cm³, making it a highly efficient gamma-ray absorber.
Due to the high-Z properties of the material, the gamma-ray-induced light absorption fraction is significantly enhanced, resulting in an excellent peak-to-total ratio.
Advantage:
High sensitivity
Low afterglow
Fast conversion
Advantage:
High transparency
Excellent durability
Good resistance to vibration, impact, and humidity
Advantage: High energy resolution、High light output、High photon yield
Advantage:
High refractive index