Dielectronic recombination of W^20+ (4d^10 4f^8): addressing the half-open f-shell

N. R. Badnell, C. P. Ballance, D. C. Griffin +1

A recent measurement of the dielectronic recombination (DR) of W^20+ [Schippers et al Phys. Rev. A83, 012711 (2011)] found an exceptionally large contribution from near threshold r…