Atomic and nuclear properties of materials:
Indium (In)
QuantityValueUnits ValueUnits
Atomic number 49     
Atomic mass 114.818(3) g mole-1   
Density 7.31 g cm-3   
Mean excitation energy 488.0 eV   
Minimum ionization 1.278 MeV g-1cm2 9.339 MeV cm-1
Nuclear collision length 97.4 g cm-2 13.32 cm
Nuclear interaction length 164.9 g cm-2 22.56 cm
Pion collision length 121.7 g cm-2 16.65 cm
Pion interaction length 192.6 g cm-2 26.34 cm
Radiation length 8.85 g cm-2 1.211 cm
Critical energy 12.06 MeV (for e-) 11.65 MeV (for e+)
Molière radius 15.56 g cm-2 2.129 cm
Plasma energy 50.90 eV   
Muon critical energy 210. GeV   
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT
Explanation of some entries
Table of isotopes Warning: may not be current
x ray mass attenuation coefficients