AdvatechUK

Zinc Selenide (Te) - ZnSe(Te) scintillation crystals have an emission maximum at 640 nm and, as such,

are well matched for use with silicon photodiodes. Two variants are available - ‘Fast’ ZnSe(Te), (decay

time of 3-5 µs) and ‘Slow’ ZnSe(Te) (decay time of 30-50 µs).  


ZnSe(Te) scintillator crystal strengths:



ZnSe(Te) scintillator crystals, issues to be noted:



Zinc Selenide (Te) - ZnSe(Te) scintillator crystals are useful in diverse applications such as:







Properties

Optical/Scintillation

Units

Value

Wavelength (Max. Emission)

nm

640

Wavelength Range

nm

525 - 750

Decay Time

ns

20

Light Yield

photons/keV

40

Photoelectron Yield

% of NaI(Tl)


Afterglow

%

<0.05 @ 6ms

Radiation Length

cm

TBA

Optical Transmission

µm

TBA

Transmittance

%

TBA

Refractive Index


TBA

Reflection Loss/Surface

%

TBA

Neutron Capture Cross-section

barns

TBA

Properties

Mechanical

Units

Value

Density

g/cm³

5.42

Atomic Number (Effective)


TBA

Melting Point

ºC

1779

Thermal Expansion Coeff.

C⁻¹

TBA x 10‾⁶

Crystal Structure


Cubic

Hardness

Mho

TBA

Hygroscopic


No

Solubility

g/100g H0

N/A

ZnSe(Te) Scintillation Crystals - Sizes


ZnSe(Te) Scintillation Crystal - Properties


Diameters:  Up to 40mm

Lengths:      Up to 40mm






 Request Quote



 





Further Reading / Publications (Click for links)


ZnSe(Te) - Wikipedia

ZnSe(Te) - Scintillation Properties



 ZnSe(Te) - Zinc Selenide (Te)


 Return to Scintillator Crystals