BGO Scintillation Crystal Bismuth Germanate

BGO Bismuth Germanate is a high-Z, high-density scintillating crystal. The material has a high atomic number Z83 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.



Specification Parameter

Properties Value Unit

Density 7.13 g/cm³

Melting point 1323 K

Effective atomic number 74

Hardness 5 Mohs

Refractive index 2.15

Decay Constant 317 ns

Radiation length 1.1 cm

Wavelength of emission max 480 nm

Light yield 8500 Photon/Mev

Hygroscopic No



BGO Bismuth Germanate, Bi?Ge?O?? is a high-density, high-Z inorganic scintillator crystal renowned for its excellent gamma-ray stopping power, good energy resolution, and strong radiation resistance. The BGO crystal is widely used in applications such as positron emission tomography PET, high-energy physics experiments, and industrial gamma-ray detection.

 

EBO offers flexible customization of BGO crystals in terms of size, shape, and geometry to meet specific customer requirements. In addition to single crystals, EBO also provides tailored scintillator array configurations for various applications. EBO's manufacturing capabilities support array pixel sizes as small as 0.2 × 0.2 mm, enabling high-resolution imaging.

 

Common internal reflective materials include BaSO?, ESR, and E20 reflective film. These can be selected or recommended based on the application environment to optimize light collection efficiency and overall system performance.



Advantage of BGO Crystal

Unique BaSO4 reflector coating

High precision matching

Quality control of each crystal



Application of BGO Crystal

Low-cost PET

Small animal PET

Organ-specific PET

Particle detection

Radiation detection



Typical Sizes and Configurations of BGO Crystal

Available in large sizes and variable shapes

Typical detector sizes range from 1 to 5 and can be up to 5 thick

Other shapes; cube, hexagon

pixels as small as 0.5 mm2 or for arrays as small as 0.3 mm