P.W. van Amersfoort, J.J.C. Geerlings, L.F.Tz. Kwakman, A. Hershcovitch, E.H.A. Granneman and J.H. Los, Formation of negative hydrogen ions on a cesiated W(110) surface: the influence of hydrogen implantation, J. Appl. Phys. 58, 3566-3572 (1985)
P.W. van Amersfoort, J.J.C. Geerlings, L.F.Tz. Kwakman, E.H.A. Granneman and J.H. Los, Charge and energy transfer in collisions of Cs+ ions with cesiated W(110) surface, J. Appl. Phys. 58, 2312-2316 (1985)
A.J.H. Boerboom, D.B. Stauffer and F.W. McLafferty, Ion optics of multipole devices: I Theory of the dodecapole, Int. J. Mass Spectrom. Ion Processes 63, 17-28 (1985)
D. Ciric, A. Brazuk, D. Dijkkamp, F.J. de Heer and H. Winter, State-selective electron capture in C3+-H, H2 collisions (0.7-4.6 keV amu-1) studied by photon spectroscopy, J. Phys. B: At., Mol. Opt. Phys. 18, 3629-3639 (1985)
R.W. Thomae, F. Siebenlist, P.W. van Amersfoort, F.G. Schonewille and E.H.A. Granneman, Low energy beam transport in a periodic focusing quadrupole channel, IEEE Trans. Nuclear Sci. 32, 3077-3079 (1985)
E.J. van Loenen, M. Iwami, R.M. Tromp and J.F. van der Veen, The adsorption of Ag on the Si(111) 7x7 surface at room temperature studied by medium energy ion scattering, leed and aes, Surf. Sci. 137, 1-22 (1984)