C.J. Noble, R.K. Nesbet
Computer Physics Communications
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.
C.J. Noble, R.K. Nesbet
Computer Physics Communications
R.K. Nesbet
Journal of Physics B: Atomic and Molecular Physics
R.K. Nesbet, C.J. Noble, et al.
Physical Review A
R.K. Nesbet
International Journal of Quantum Chemistry