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
R. Schreutelkamp, K.T.F. Janssen, F.W. Saris, J.F.M. Westendorp and R.E. Kaim: Influence of phosphorus dopant concentration on recrystallization of buried amorphous layers in Si(100) produced by channeled implantsIn: Processing and Characterization of Materials Using Ion Beams : Symposium held November 28-December 2, 1988, Boston Massachusetts, U.S.A. /ed. L.E. Rehn, J. Greene and F.A. Smidt, Materials Research Society, 1989. - pp. 557-562
J.H. Los, P.J. Eenshuistra and C.F.A. van Os: Elementary processes in negative hydrogen ion sourcesIn: XIX International Conference on Phenomena in Ionized Gases, Belgrade 10th-14th July 1989 : Invited Papers /ed. V.J. Zigman, Faculty of Physics, University of Belgrade, 1989. - pp. 40-51
M.A. Scheijen, B. Brandt-de Boer and J.J. Boon: Characterisation of tobacco lignin preparations by curie-point pyrolysis-mass spectrometryIn: Proceedings of the 11th International Mass Spectrometry Conference held at Bordeaux, 29 August-2 September 1988 /ed. P. Longevialle, Heyden, 1989. - pp. 1138-1139
J.J. Boon, M. Nip, G.B. Eijkel, B. Brandt-de Boer and M. van Amsterdam: Characterisation of citrus and apple pectins by pyrolysis mass spectrometry in PY-EI-MS, DCIMS and PYGCMS ModesIn: Proceedings of the 11th International Mass Spectrometry Conference held at Bordeaux, 29 August-2 September 1988 /ed. P. Longevialle, Heyden, 1989. - pp. 1100-1101
J. Kistemaker and W. Boersma-Klein: The gas blanket in a gas core fusionIn: Emerging Nuclear Energy Systems 1989 : Proceedings of the Fifth International Conference on Emerging Nuclear Energy Systems, Karlsruhe, FRG, July 3-6, 1989 /ed. B. Goel, World Scientific, 1989. - pp. 45-50