Thallium-doped Caesium Iodide
CsI(Tl) is a useful scintillator offering high light yield and emits at a wavelength suitable for silicon photomultipliers (SiPMs). Typical applications include arrays of this material used in security imaging systems, such as baggage scanners.
Download PDFProperties | Value |
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Cleavage Planes | None |
Decay Constant (ns) | 1000 |
Density (g.cm-3) | 4.51 |
Emission Spectral Range (nm) | 350-725 |
Gamma and X-ray absorption coefficients (cm-1) | 0.48 at 660keV 10.00 at 100KeV |
Melting Point (K) | 894 |
Peak Scintillation Wavelength (nm) | 550 |
Photons/MeV | 52000 |
Radiation Length (cm) | 1.86 |
Refractive Index at Peak Emission | 1.78 |
Solubility (g/100g H2O @ 300K) | 44.0 |
Stability | Slightly Hygroscopic |
Structure | BCC |
Thermal Conductivity (W·m-1·K-1) @ 300K | 1.13 |
Transmission Range (nm) | 240-70000 |