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 SrI2(Eu) - Strontium Iodide (Eu)


Strontium Iodide (Eu) - SrI2(Eu) - scintillation crystals offers extremely high optical outputs and enable detection of gamma-rays over a very broad range of energies and with with spectral resolutions of c.4% (FWHM).


SrI2(Eu) scintillator crystal strengths:



SrI2(Eu) issues to be aware of:



Strontium Iodide (Eu)- SrI2(Eu) - is a useful and proven scintillator for applications such as:






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Strontium Iodide (Eu) - SrI2(Eu) Properties


Properties

Scintillator/Optical

Units

Value

Wavelength (Max. Emission)

nm

435

Wavelength Range

nm

TBA

Decay Time

ns

1200

Light Yield

photons/keV

115

Photoelectron Yield

% of NaI(Tl)

130

Afterglow

%

TBA @ 6ms

Radiation Length

cm

1.95

Optical Transmission

µm

TBA

Transmittance

%

TBA

Refractive Index


2.05 @ 435nm

Reflection Loss/Surface

%

TBA

Properties

Mechanical

Units

Value

Density

g/cm³

4.55

Atomic Number (Effective)


49

Melting Point

ºK

538

Linear Expansion Coeff.

C⁻¹

TBA x 10‾⁶

Thermal Conductivity

Wm⁻¹K⁻¹

TBA

Crystal Structure


Orthothombic

Hardness

Mho

TBA

Hygroscopic


Yes

Solubility

g/100gH0

TBA

SrI2(Eu) Scintillation Crystals - Sizes


Diameters:  Up to 25 mm

Lengths:      Up to 50 mm






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Further Reading / Publications (Click for links)


SrI2(Eu) - Wikipedia

SrI2 (Eu) - Scintillation Properties