1. See, for instance, Proceedings of the Sixth International Conference on Ion Beam Modification of Materials Tokyo, Japan, June 12–17, 1988, S. Namba, N. Itoh and M. Iwaki, eds.,Nucl. Instr. and Methods B39 (1989).
2. V. Ashworth, W.A. Grant, and R.P.M. Proctor, eds.,Ion Implantation into Metals, Proceedings of the 3rd International Conference on Modification of Surface Properties of Metals by Ion Implantation, University of Manchester, Manchester, United Kingdom, June 23–26, 1981 (Pergamon, New York).
3. G. Dearnaley,Surface Engineering 2, p. 213 (1986).
4. H. Herman,Nucl. Instrum. & Methods 182/183, p. 887 (1981).
5. P. Sioshansi, Thin Solid Films118, p. 61 (1984).