Atomic and nuclear properties of materials:
Neodymium (Nd)
QuantityValueUnits ValueUnits
Atomic number 60     
Atomic mass 144.242(3) g mole-1   
Density 6.90 g cm-3   
Mean excitation energy 546.0 eV   
Minimum ionization 1.231 MeV g-1cm2 8.494 MeV cm-1
Nuclear collision length 103.4 g cm-2 14.98 cm
Nuclear interaction length 177.4 g cm-2 25.71 cm
Pion collision length 127.3 g cm-2 18.45 cm
Pion interaction length 204.6 g cm-2 29.66 cm
Radiation length 7.71 g cm-2 1.117 cm
Critical energy 10.03 MeV (for e-) 9.68 MeV (for e+)
Molière radius 16.30 g cm-2 2.362 cm
Plasma energy 48.82 eV   
Muon critical energy 180. 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