{We compare the negative ion fraction obtained for scattering of hydrogenous ions (Hx+

The American Institute of Physics
C. Jacquot

Gleeson, M. A, Koppers, W. R, Tsumori, K, & Kleyn, A.W. (1998). Negative ion yields in hydrogen scattering from graphite surfaces. In C Jacquot (Ed.), Production and Neutralization of Negative Ions and Beams: Eight International Symposium / Production and Application of Light Negative Ions: Seventh European Workshop : A joint meeting (pp. 37–40). The American Institute of Physics.