R.K. Nesbet
Physical Review A
Variational calculations locate and identify resonances and new threshold structures in electron impact excitation of He metastable states, in the region of the 33S and 31S excitation thresholds. A virtual state is found at the 33S threshold.
R.K. Nesbet
Physical Review A
P.F. Fougere, R.K. Nesbet
The Journal of Chemical Physics
S. Mazevet, Michael A. Morrison, et al.
Physical Review A - AMO
R.K. Nesbet
Physical Review