R. Hoekstra, F.J. de Heer and R. Morgenstern: l-State selective charge exchange cross sections for collisions of He2+ on atomic and molecular hydrogenIn: The Physics of Electronic and Atomic Collisions : XVI International Conference, New York, NY 1989 /ed. A. Dalgarno, R.S. Freund, P.M. Koch, M.S. Lubell and T.B. Lucatorto, American Institute of Physics, 1990. - pp. 390-395
A.J.F. den Boggende, M.P. Bruijn, J. Verhoeven, H. Zeijlemaker, E.J. Puik and H.A. Padmore: A broad band multilayer coated blazed grating for X-ray wavelengths below 0.6 nmIn: Advanced X-ray/EUV Radiation Sources and Applications : 11-13 July 1990, San Diego, California /ed. J.P. Knauer and G.K. Shenoy, Bellingham: SPIE, 1990. - pp. 189-197
R. Hoekstra, K. Boorsma, F.J. de Heer and R. Morgenstern: Photons shedding light upon charge exchange processes in collisions of 24 keV O3+ with atomic hydrogenIn: International Conference on the Physics of Multiply Charged Ions and International Workshop on E.C.R. Ion Sources : Grenoble, France, September 12-16, 1988 /ed. S. Bliman, Editions de Physique, 1989. - pp. 349-352
H. van Dam, J.C. Kuijper, A.J.C. Stekelenburg, J.E. Hoogenboom, W. Boersma-Klein and J. Kistemaker: Neutron and thermal dynamics of a gaseous core fission reactorIn: Emerging Nuclear Energy Systems 1989 : Proceedings of the Fifth International Conference on Emerging Nuclear Energy Systems, Karlsruche, FRG, July 3-6, 1989 /ed. B. Goel, World Scientific, 1989. - pp. 39-44
M. Gavrila, M. Pont and J. van de Ree: Atomic interactions in superintense, high-frequency laser fieldsIn: Fundamentals of Laser Interactions II : Proceedings of the Fourth Meeting on Laser Phenomena held at the Bundessportheim in Obergurgl, Austria, 26 February-4 March 1989 /ed. F. Ehlotzky, Cham: Springer, 1989. - pp. 245-263
R. Hoekstra, M.G. Suraud, F.J. de Heer and R. Morgenstern: Alignment of P- and D-states of three-electron carbon ions produced in collisions of C4+ (1s2) with H2In: International Conference on the Physics of Multiply Charged Ions and International Workshop on E.C.R. Ion Sources : Grenoble, France, September 12-16, 1988 /ed. S. Bliman, Editions de Physique, 1989. - pp. 387-392
J.H.M. Beijersbergen, W.J. van der Zande, P.G. Kistemaker and J.H. Los: Probing the quasi equilibrium theory in neutral polyatomic molecules and radicals by dissociative charge exchangeIn: Proceedings of the 11th International Mass Spectrometry Conference held at Bordeaux, 29 August-2 September 1988 /ed. P. Longevialle, Heyden, 1989. - pp. 774-775
R. Hoogerbrugge, M. Bobeldijk, P.G. Kistemaker and J.H. Los: Average internal temperature of sputtered moleculesIn: Proceedings of the 11th International Mass Spectrometry Conference held at Bordeaux, 29 August-2 September 1988 /ed. P. Longevialle, Heyden, 1989. - pp. 450-451
L.A. Verhoef, P.-P. Michiels, J.C. Stroom, S. Roorda, W.C. Sinke, H. Verbaendert, J. van Laarhoven and R.J.C. van Zolingen: Verhoogd rendement van polykristallijn silicium zonnecellen door thermische behandelingenIn: 2e Nationale Zonne-Energie Conferentie : "Duurzame Energie voor een Duurzame Ontwikkeling", 18-19 april 1989, Noordwijkerhout : Conferentieverslag /ed. W.C. Turkenburg, J. Havinga and H.C. Faber, ISES Nederland, 1989. - pp. 60-64
L.A. Verhoef, P.-P. Michiels, J.C. Stroom, R.J.C. van Zolingen and W.C. Sinke: Efficiency improvement of polycrystalline silicon solar cells by combined phosphorous- and aluminium-induced getteringIn: Ninth E.C. Photovoltaic Solar Energy Conference : Proceedings of the International Conference held at Freiburg, Fed. Rep. of Germany, 25-29 September 1989 /ed. W. Palz, G.T. Wrixon and P. Helm, Kluwer, 1989. - pp. 733-736