Marquardt, O.; Hickel, T.; Grabowski, B.; Boeck, S.; Neugebauer, J.: Implementation and application of the k.p-formalism to electronic structure and Coulomb matrix elements. Spring meeting of the German Physical Society (DPG), Regensburg, Germany (2007)

Hickel, T.; Grabowski, B.; Uijttewaal, M.; Neugebauer, J.: Ab initio determination of symmetry-reduced structures by a soft-phonon analysis in Ni_{2}MnGa. Spring meeting of the German Physical Society (DPG), Regensburg, Germany (2007)

Hickel, T.; Grabowski, B.; Uijttewaal, M.; Neugebauer, J.: Ab initio prediction of structural and thermodynamic properties of magnetic shape memory alloys. Focus meeting of the SPP 1239: Fundamentals of the Magnetic Shape Memory Effect: Materials properties & simulations, Schloss Ringberg, Germany (2007)

Marquardt, O.; Wahn, M.; Lymperakis, L.; Hickel, T.; Neugebauer, J.: Implementation and application of a multi-scale approach to electronic properties of group III-nitride based semiconductor nanostructures. Workshop on Nitride Based Nanostructures, Berlin, Germany (2007)

Hickel, T.; Grabowski, B.; Neugebauer, J.: Ab initio prediction of structural and thermodynamic properties of metals. Seminar Abt. Jansen, MPI für Festkörperforschung, Stuttgart, Germany (2007)

Marquardt, O.; Hickel, T.; Neugebauer, J.: A k.p approach to electronic states and Coulomb interaction in semiconductor quantum dots. Forschergruppentreffen Uni Bremen, Bremen, Germany (2007)

Grabowski, B.; Hickel, T.; Neugebauer, J.: From ab initio to materials properties: Accuracy and error bars of DFT thermodynamics. MMM Workshop, Barcelona, Spain (2007)

Hickel, T.; Uijttewaal, M.; Grabowski, B.; Neugebauer, J.: Ab initio prediction of structural and thermodynamic properties of metals. International Max-Planck Workshop on Multiscale Materials Modeling of Condensed Matter, Sant Feliu de Guixols, Spain (2007)

Hickel, T.: Temperature dependent properties of magnetic shape memory alloys. 1. Harzer Ab initio Workshop, Clausthal-Zellerfeld (2006)

Hickel, T.; Neugebauer, J.: Ab initio description of grain boundaries and diffusion processes. Arbeitstreffen der Helmholtz-Allianz „HYPER“,, Darmstadt (2006)

Hickel, T.; Neugebauer, J.: Variation of empirical potentials using ab initio methods. Arbeitstreffen der Helmholtz-Allianz „HYPER“, Darmstadt (2006)

Hickel, T.; Neugebauer, J.: Ab initio Thermodynamik und Kinetik. Arbeitstreffen des SFB 761, Aachen, Germany (2006)

Marquardt, O.: Optical properties of semiconductor quantum dots and wires. EW3NS, Heraklion, Kreta (2006)

Hickel, T.; Grabowski, B.; Neugebauer, J.: Temperature dependent properites of Ni2MnGa – An ab initio approach -. European Symposium on Martensitic Transformations (ESOMAT), Bochum (2006)

Hickel, T.; Stratmann, M.; Neugebauer, J.: Wasserstoffversprödung – Mechanismen verstehen und verhindern. ThyssenKrupp Steel, Center of Materials Excellence, Duisburg, Germany (2006)

Hickel, T.; Stratmann, M.; Neugebauer, J.: Wasserstoffversprödung – Mechanismen verstehen und verhindern. ThyssenKrupp Steel, Center of Materials Excellence, Duisburg, Germany (2006)

Hickel, T.: Ab initio description of Iron and Steel - The department of computational materials design -. Visit of ISIT at MPIE, MPIE, Düsseldorf (2006)

Hickel, T.; Neugebauer, J.: Ab initio Simulation von Grenzflächen. Arbeitstreffen der Helmholtz-Allianz „Werkstoffübergänge“, Geesthacht (2006)

Hickel, T.; Grabowski, B.; Neugebauer, J.: Ferromagnetic shape memory alloys: Thermodynamic and magnetic properites. Joint group meeting at Material Research Laboratory of University of California, Santa Barbara, Santa Barbara, USA (2006)

Hickel, T.; Grabowski, B.; Neugebauer, J.: Temperature and magnetic field dependent properites of Ni₂MnGa. Kolloquium zur Festkörpertheorie, Institut für Physik der Humboldt-Universtität zu Berlin, Berlin, Germany (2006)