Solid state chemistry of oxides: structure, phase transitions and chemical kinetics, high temperature synthesis
Structure, phase transitions and kinetics of crystalline ice phases and gas-hydrates
Powder diffraction: peak shapes, parametric diffraction, ab initio structure solution
Monte-Carlo simulation of neutron instrumentation
Position sensitive detectors: microstrip gas chamber detectors
Recent publications (from over 75 refereed published papers)
V. K. Fedotov, V. E. Antonov, I. O. Bashkin, T. Hansen, and I. Natkaniec
"Displacive ordering in the hydrogen sublattice of yttrium trihydride" Journal of Physics Condensed Matter18 (2006) 1593-99.
H. Ehrenberg, E. Muessig, K. G. Bramnik, P. Kampe, and T. Hansen
"Preparation and properties of sodium iron orthooxomolybdates,
NaxFey(MoO4)z" Solid State Sciences8 (2006) 813-20.
C. A. Bridges, T. Hansen, A. S. Wills, G. M. Luke, and J. E. Greedan
"Frustrated magnetism and the effects of titanium substitution in the
mixed-valence oxide Ba V10-x Tix O15" Physical Review B - Condensed Matter and Materials Physics74 (2006) 0244261-9.
V. E. Antonov, I. O. Bashkin, V. K. Fedotov, S. S. Khasanov, T. Hansen,
A. S. Ivanov, A. I. Kolesnikov, and I. Natkaniec
"Crystal structure and lattice dynamics of high-pressure scandium trihydride" Physical Review B - Condensed Matter and Materials Physics73 (2006) 0541071-6.
D. Wallacher, M. Rheinstaedter, T. Hansen, and K. Knorr
"Neutron diffraction study of He solidified in a mesoporous glass" Journal of Low Temperature Physics138 (2005) 1013-24.
H. Sitepu, J. P. Wright, T. Hansen, D. Chateigner, H. G. Brokmeier,
C. Ritter, and T. Ohba
"Combined synchrotron and neutron structural refinement of R-phase in
Ti50.75 center dot Ni47.75Fe1.50 shape memory alloy" Icotom 14: Textures of Materials, Pts 1 and 2, 495-497 (2005) 255-60.
P. Ruello, L. Desgranges, G. Baldinozzi, G. Calvarin, T. Hansen,
G. Petot-Ervas, and C. Petot
"Heat capacity anomaly in UO2 in the vicinity of 1300 K:
An improved description based on high resolution X-ray and neutron powder
diffraction studies" Journal of Physics and Chemistry of Solids66 (2005) 823-31.
I. Popa, S. Rivoirard, D. Chateigner, T. Hansen, and D. Fruchart
"Texture development in Nd-Fe-V alloys by hot deformation in view of
permanent magnet properties" Icotom 14: Textures of Materials, Pts 1 and 2, 495-497 (2005) 1389-94.
M. M. Koza, B. Geil, K. Winkel, C. K?r, F. Czeschka, M. Scheuermann,
H. Schober, and T. Hansen
"Nature of amorphous polymorphism of water" Physical Review Letters94 (2005) 1-4.
I. Kaiser-Bischoff, H. Boysen, C. Scherf, and T. Hansen
"Anion diffusion in Y- And N-doped ZrO2" Physical Chemistry Chemical Physics7 (2005) 2061-67.
D. Holland-Moritz, T. Schenk, P. Convert, T. Hansen, and D. M. Herlach
"Electromagnetic levitation apparatus for diffraction investigations on the
short-range order of undercooled metallic melts" Measurement Science and Technology16 (2005) 372-80.
P. Fischer, K. Iwasa, K. Kuwahara, M. Kohgi, T. Hansen, and S. Kunii
"Powder neutron diffraction studies of structure and magnetic Ce ordering in
the strongly correlated electron compound Ce0.75La0.25B611" Physical Review B - Condensed Matter and Materials Physics72 (2005) 0144141-6.
J. Chen, G. A. Lager, M. Kunz, T. C. Hansen, and P. Ulmer
"A Rietveld refinement using neutron powder diffraction data of a fully
deuterated topaz, Al2SiO4(OD)2" Acta Crystallographica Section E: Structure Reports Online61 (2005) i253-i55
A. Benmarouane, T. Hansen, P. Millet, and A. Lodini
"Texture measurements of hydroxyapatite crystallites at bone-implant interfaces
in sheep tibia" Diffusion and Defect Data Pt.B: Solid State Phenomena, 2005, p. 427-32.
V. E. Antonov, T. E. Antonova, V. K. Fedotov, T. Hansen, A. I. Kolesnikov,
and A. S. Ivanov
"Neutron scattering studies of gamma-CoH" Journal of Alloys and Compounds404-406 (2005) 73-76.
Responsibilities
Responsible for the high-intensity two-axis diffractometer D20
Local contact for experiments in diffraction, crystallography, physisorption, chemical kinetics, texture, disordered materials and magnetism, on powder samples, liquids, and single crystals
Member of the Diffraction Group
Member of the ILL Industry Liaison Group
Member of the Comité Entreprise (international schools and student grants)
Local thesis supervisor for Navid Qureshi (Darmstadt)
Curriculum Vitae
1985-90 Studies of Chemistry, University of Kiel, Germany
1989/90 Diploma thesis on high temperature synthesis of rare earth oxides of the K2NiF4 structure type, Inorganic Chemistry, Kiel, Germany
1990-94 PhD thesis on high oxygen pressure synthesis & structure of mercury oxides and lattice energy, Inorganic Chemistry, Kiel, Germany
1994/95 Marie Curie post doc fellow, Laboratoire des Fluorures, University of Le Mans, France
1995-98 Research Scientist, Forschungszentrum, Germany, delegated to ILL, Grenoble, France
1998-2000 Research Scientist, Institut Laue-Langevin, Grenoble, France
2000-today Staff Scientist, Institut Laue Langevin, Grenoble, France
2005/06 Sabbatical semester at University of G?ngen, Germany