Atomic and nuclear properties of materials:
Copper (Cu)
QuantityValueUnits ValueUnits
Atomic number 29     
Atomic mass 63.546(3) g mole-1   
Density 8.96 g cm-3   
Mean excitation energy 322.0 eV   
Minimum ionization 1.403 MeV g-1cm2 12.57 MeV cm-1
Nuclear collision length 84.2 g cm-2 9.393 cm
Nuclear interaction length 137.3 g cm-2 15.32 cm
Pion collision length 109.3 g cm-2 12.20 cm
Pion interaction length 165.9 g cm-2 18.51 cm
Radiation length 12.86 g cm-2 1.436 cm
Critical energy 19.42 MeV (for e-) 18.79 MeV (for e+)
Molière radius 14.05 g cm-2 1.568 cm
Plasma energy 58.27 eV   
Muon critical energy 317. GeV   
Melting point 1358. K 1085. C
Boiling point @ 1 atm 2835. K 2562. C
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