Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences · 1970 · 138 citations · 0 references
Abstract The photoelectron spectra excited by helium 21.2 eV radiation in the group IV halides, AB4, where A = C, Si, Ge, Sn, Ti and B = C1, Br, have been determined. The ionization potential data are discussed in terms of a simple molecular orbital description of the electronic structures.