Density
4.51 g/cm3
Melting Point
894¡æ Hardness 2 Mohs
Hydroscopicity
little
Afterglow (after 6ms)
0.5%-5.0%
Decay constant
1000 ns
Expansion coefficient
54 x10-6/K
Radiation length
1.7 cm
Emission wavelength
540 nm
Light yield
52 ¨C 56 x103 photons/MeV
Refractive Index
1.79
(Maximum emission wavelength)
894¡æ
Hardness
2 Mohs
yes
630 ns
49 x10-6/K
Photoelectron yield %NaI(Tl),¦Ã-rays
85
420 nm
38 ¨C 44 x103 photons/MeV
Refractive Index(Maximum emission Wavelength)
1.84