Collisional destruction of circular Rydberg states by atoms with small electron affinities Elena S. Mironchuk, Alexander A. Narits and Vladimir S. Lebedev Eur. Phys. J. D, 68 12 (2014) 368 Published online: 10 December 2014 DOI: 10.1140/epjd/e2014-50460-4