1. A. Mowbray and R.G. Jones, J. Vac. Sci. Technol. A7, 3373 (1989).
2. N.D. Spencer, P.J. Goddard, P.W. Davies, M. Kitson, and R.M. Lambert, J. Vac. Sci. Technol. A1, 1554 (1983). This paper contains references to a number of arrangements to the electrochemical generation of halogens, etc.
3. W.T. Tysoe, N.D. Spencer, and R.M. Lambert, Surface Sci. 120, 413 (1982).
4. R.G. Jones, Prog. in Surf. Sci. 27, 25 (1988). A general review of halogen adsorption on surfaces.
5. Professor Philip R. Watson, Department of Chemistry, Oregon State University, Corvallis, Oregon 97331–4003 (private communication).