S. Schmitt: Progress in research on effects of the Pettenkofer processIn: Art et Chimie, la Couleur: Actes du congrès /ed. J. Goupy and J.-P. Mohen, CNRS Editions, 2000. - pp. 137-140
A. Polman: Exciting erbium-doped planar optical amplifier materialsIn: Rare-Earth-Doped Materials and Devices IV : 26-27 January 2000 San Jose, California /ed. S. Jiang, Bellingham: SPIE, 2000. - pp. 2-13
J.H. Scholten, J.M. Teule, V. Zafiropulos and R.M.A. Heeren: Advanced workstation for controlled laser cleaning of paintingsIn: Optics and Lasers in Biomedicine and Culture: Contributions to the 5th Internat. Conference on Optics Within Life Sciences OWLS V, Crete, 13-16 October 1998 /ed. C. Fotakis, T.G. Papazoglou and C. Kalpouzos, Cham: Springer, 2000. - pp. 183-187
W.J. van der Zande: Dissociative recombination of diatomics: Do we understand product state branching?In: Dissociative Recombination: Theory, Experiment and Applications: Proc. of the 4th Internat. Conference: Stockholm Archipelago, Sweden, 16-20 June 1999 /ed. M. Larsson, J.B.A. Mitchell and I.F. Schneider, World Scientific, 2000. - pp. 251-260
G.A. van der Doelen, K.-J. van den Berg and J.J. Boon: A comparison of weatherometer aged dammar varnishes and aged varnishes from paintingsIn: Art et Chimie, la Couleur: Actes du congrès /ed. J. Goupy and J.-P. Mohen, CNRS Ãditions, 2000. - pp. 146-149
P. Noble, J. Wadum, K.M. Groen, R.M.A. Heeren and K.-J. van den Berg: Aspects of 17th century binding medium: inclusions in Rembrandt's Anatomy Lesson of Dr Nicolaes TulpIn: Art et Chimie, la Couleur: Actes du congrès /ed. J. Goupy and J.-P. Mohen, CNRS Editions, 2000. - pp. 126-129
D.C. Papageorgopoulos, B. Riedm, B. Berenbak and A.W. Kleyn: A molecular beam study of the interaction of CO with clean and hydrogen covered Ru(0001)In: 14th Greek Conference of Solid State Physics, Ioannina 15-18 September 1998 : Proceedings, University of Ioannina, 1999. - pp. 237-240
D. Frenkel and P.R. ten Wolde: From Van der Waals to protein crystallisationIn: Structure and Dynamics of Materials in the Mesoscopic Domain : Proceedings of the Fourth Royal Society - Unilever Indo-UK Forum in Materials Science and Engineering /ed. M. Lal, R.A. Mashelkar, B.D. Kulkarni and V.N. Naik, ICP, 1999. - pp. 139-149
R.M.A. Heeren, J.J. Boon, P. Noble and J. Wadum: Integrating imaging FTIR and secondary ion mass spectrometry for the analysis of embedded paint cross-sectionsIn: 12th Triennial Meeting Lyon 29 August - 3 September 1999 ; Vol. 1, ICOM-CC ICOM Committee for Conservation, James, 1999. - pp. 228-233
J.J. Boon and G.A. van der Doelen: Advances in the current understanding of aged dammar and mastic triterpenoid varnishes on the molecular levelIn: Firnis : Material - Ãsthetik - Geschichte, Internationales Kolloquium, Braunschweig, 15.-17. Juni 1998 = Varnish : Material - Aesthetics - History, International Colloquium, Braunschweig, 15-17 June 1998 /ed. A. Harmssen, Herzog-Anton-Ulrich-Museum, 1999. - pp. 92-103