1. A new model for the reconstructed (110)-1 × 2 surfaces of Ir, Pt and Au
2. Alkali metal-induced reconstruction of Ag(110)
3. Data-Quire Corporation, P.O. Box 921, Stony Brook, New York 11790, USA.
4. R.D. Diehl, M. Lindroos, A. Kearsley, C.J. Barnes and D.A. King, J. Phys. C, in press.
5. SAES getters SpA, Via Gallarate 215, I-20151 Milano, Italy.