BGO

BGO
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Product Details

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         1.High density

        2.High atomic number

        3.High absorption power

        4.Low afterglow

        5.Mechanical ruggedness

        6.Good radiation hardness

        7.No hygroscopicity


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                      1.Ultra-thin:<0.01mm (Screen)

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                           2. Composite Structure

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3.Free Standing

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                                   4.Pixel/Fiber

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                                  5.Line Array

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                                     6.Scan Mark

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                                    7.Special Shape

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                             8.Multiple Reflector

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Computed tomography (CT)


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X-ray Computed Tomography (CT) is a nondestructive technique for


visualizing interior features within solid objects, and for obtaining digital


information on their 3-D geometries and properties. 



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Positron emission computed

 tomography (PET)

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electromagnetic calorimeter

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         gamma pulse spectroscopy

》More information about BGO scintillation Wikipedia


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Low bulk absorption


High Purity raw materials >99.999%

Low bulk absorption

Advanced raw material pre-sintering process

Advanced raw material pre-sintering process

No poly-crystalline defects

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                        ①

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① Full automatic controlled crystal growth furnace High yield

② Advanced CZ Method Crystalline Process Stable quality control

③ Systematic batch packing classification

》More information about Equipments


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Maximum boule size >dia80mm

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Ce(3+) concentration increased by post-annealing process,

high Q-switch efficiency


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No bubbles, scatering point and inclusions in crystals

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No grain boundary in crystals

》More information about Crystal Growth


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Emission peak :480(nm)

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light yield :10000(Photons/Mev)

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Relative light output(%NaI:Tl):

20%

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Decay time:300ns

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Energy resolution: <6.5%

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 Effective Atomic Number: 74


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High level dust-free clean room 

(1000grade)


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                         2-sides polishing equipments

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                                        AFM

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                                nterferometer


Advance CMP process, Ra<0.4nm          

Surface quality: >10/5           

Flatness: <λ/8@632nm

》More information about Polishing


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           Al Ag Au  HR-coating


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Advanced coating equipments(IBS)

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Customized coating service


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》More information about Coating


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PropertyValue
Chemical formulaBi3Ge3O12
SymmetryCubic
Melting point1050°C
THermal expansion0.7x10-5/K
Mohs Hardness5.0
Density7.13g/cm3
Refractive index(λ=550nm)2.15
Emission peak480(nm)
Light yield(27°C1000 photons·Mev-1)8-10
Decay time
300(ns)
Afterglow
<0.005% at 6 ms
Zeff
74
Radiation length for 511 keV
1.1cm
Integrated light yield compared to Nal:TI
15-20% Nal"TI

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Polishing Specification For Optical Grade

Standard

Precision

High

Precision

Super

Precision

Orentation Tolerence<1°<0.5°<0.2°

Thickness

Diameter Tolerance

±0.10mm±0.05mm±0.02mm
Surface Flatness@633nm<λ-2λ<λ/2-λ/4<λ/4-λ/6
Wavefront Distortion<(2-4)λ<(1-2)λ<(λ-λ/2)
Surface Quality
60/4040/2020/10
Parallel45°10'1'
Perpendicular60'30'20'
Clear Aperture

>90%

Chamfer
<0.2mmx45°
CoatingAVailable upon request


send inquiry.png If you want to get more information send us you message


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History: 

Metalaser has engaged in crystal industry over 20 years which is one section    of Shanghai Daheng Optics and Fine Mechanics Co., Ltd held by SIOM. 

Team:     

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More than 60% of our employees are physics or material scientists from NIALT and SIOM.





》More information about our company

Alibaba Transaction History:

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We have set up a mall on the Alibaba, and there are many transaction record from all over the world.    

》Our Alibaba trade website

           

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Delivery in 3~4weeks

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Free samples can be provided

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Free ex change goods or sales return for once 

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Provides re-polished and coating

services (Coating damage only)

Note:Postage paid by the buyer

》More information about Service



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