His technical expertise is generally in the field of physical chemistry, and more particularly photochemistry, surface chemistry, coatings, polymer chemistry and nanotechnology. His clients range from medium size enterprises to multinational companies. Huub is also engaged as a tutor in training candidate European patent attorneys.

Working experience

• Patent Attorney, V.O. (2005-present)
• Postdoc, University of Amsterdam (2004)

Education

• PhD in Physical Chemistry, University of Berne, Switzerland (2003)
• MSc in Molecular Sciences, Wageningen University (1999)

Publications

• P. Sierocki, H.P.A. Maas, P. Dragut, G. Richardt, F. Vögtle, L. De Cola, F.A.M., Brouwer, J.I. Zink, “Photoisomerization of Azobenzene Derivatives in Nanostructured Silica” J. Phys. Chem. B 2006, 110, 24390-24398.
• M. Poprawa-Smoluch, J. Baggermann, H. Zhang, H.P.A. Maas, L. De Cola, M. Brouwer, “Photoisomerization of Disperse Red 1 Studied with Transient Absorption Spectroscopy and Quantum Chemical Calculations” J. Phys. Chem. A 2006, 110, 11926-11937.
• H. Maas, G. Calzaferri, “Constructing Dye-Zeolite Photonic Nanodevices” The Spectrum 2003, 16, 18-24.
• H. Maas, A. Khatyr, G. Calzaferri, “Phenoxazine Dyes in Zeolite L, Synthesis and Properties” Microporous Mesoporous Mater. 2003, 65, 233-242.
• G. Calzaferri, S. Huber, H. Maas, C. Minkowski, “Photon-Harvesting Host-Guest Materials” Angew. Chem. Int. Ed. 2003, 42, 3732-3758.
• H. Maas, S. Huber, A. Khatyr, M. Pfenniger, M. Meyer, G. Calzaferri, “Organic-Inorganic Composites as Photonic Antenna” in Molecular and Supramolecular Photochemistry, Vol. 9 (Eds.: V. Ramamurthy, K.S. Schanze), Marcel Dekker, Inc. 2003, 309-351.
• Khatyr, H. Maas, G. Calzaferri, “Synthesis of New Molecules Containing Head, Spacer and Label Moieties” J. Org. Chem. 2002, 67, 6705-6710.
• H. Maas, A. Currao, G. Calzaferri, “Encapsulated Lanthanides as Luminescent Materials” Angew. Chem. Int. Ed. 2002, 41, 2495-2497.
• H. Maas, G. Calzaferri, “Trapping Energy from and Injecting Energy into Dye-Zeolite Nanoantennae” Angew. Chem. Int. Ed. 2002, 41, 2284-2288.
• G. Calzaferri, H. Maas, M. Pauchard, M. Pfenniger, S. Megelski, A. Devaux, “Supramolecularly Organized Luminescent Dye Molecules in the Channels of Zeolite L” in Advances in Photochemistry, Vol. 27 (Eds.: D.C. Neckers, G. Von Bünau, W.S. Jenks), Wiley-VCH, 2002, 1-50.
• G. Calzaferri, M. Pauchard, H. Maas, S. Huber, A. Khatyr, T. Schaafsma, “Photonic Antenna System for Light Harvesting, Transport and Trapping” J. Mater. Chem. 2002, 12, 1-13.
• M. Pauchard, S. Huber, R. Méallet-Renault, H. Maas, R. Pansu, G. Calzaferri, “Time- and Space-Resolved Luminescence of a Photonic Dye-Zeolite Antenna” Angew. Chem. Int. Ed. 2001, 40, 2839-2842.
• G. Calzaferri, D. Brühwiler, S. Megelski, M. Pfenniger, M. Pauchard, B. Hennessy, H. Maas, A. Devaux, U. Graf, “Playing with Dye Molecules at the Inner and Outer Surface of Zeolite L” Solid State Sci., 2000, 2, 421-447.
• A.B. Sieval, R. Opitz, H.P.A. Maas, M.G. Schoeman, G. Meijer, F.J. Vergeldt, H. Zuilhof, E.J.R. Sudhölter, “Monolayers of 1-Alkynes on the H-Terminated Si(100) Surface” Langmuir, 2000, 16, 10359-10368

Languages

• English
• Dutch
• German