Absolute excited-state populations of fast carbon ions in solids Woods, C. J. ; Cowern, N. E. B. ; Bridwell, L. B. ; Sofield, C. J. Abstract Publication: Journal of Physics B Atomic Molecular Physics Pub Date: October 1985 DOI: 10.1088/0022-3700/18/20/014 Bibcode: 1985JPhB...18.4113W