337 41 5 425 43 7 45 1 465 479 495 General Discussion Dynamics of Hydrogen Adsorption on Clean and Alkali-metal Covered Cu(ll0) B. E. Hayden and C. L. A. Lamont Probing the Transition State in Dissociative Adsorption S. Holloway and X. Y. Chang A New Mechanism for Absorption: Collision-induced Absorption K. J. Maynard, A. D. Johnson, S. P. Daley and S. T. Ceyer Photochemistry of Adsorbed Molecules. Part 10-Harpooning a Fixed Target: Charge Transfer from Ag or K Substrates to Halide Adsorbates St. J. Dixon- Warren, E. T. Jensen, J. C. Polanyi, G.-Q. Xu, S. H. Yang and H. C. Zeng General Discussion Summarizing Remarks R. A. Marcus Index of Names337 41 5 425 43 7 45 1 465 479 495 General Discussion Dynamics of Hydrogen Adsorption on Clean and Alkali-metal Covered Cu(ll0) B. E. Hayden and C. L. A. Lamont Probing the Transition State in Dissociative Adsorption S. Holloway and X. Y. Chang A New Mechanism for Absorption: Collision-induced Absorption K. J. Maynard, A. D. Johnson, S. P. Daley and S. T. Ceyer Photochemistry of Adsorbed Molecules. Part 10-Harpooning a Fixed Target: Charge Transfer from Ag or K Substrates to Halide Adsorbates St. J. Dixon- Warren, E. T. Jensen, J. C. Polanyi, G.-Q. Xu, S. H. Yang and H. C. Zeng General Discussion Summarizing Remarks R. A. Marcus Index of Names