Hickel, T.; Uijttewaal, M.; Grabowski, B.; Neugebauer, J.: First principles determination of phase transitions: The (pre)martensitic transition in Ni₂MnGa. UCSB-MPG Workshop on Inorganic Materials for Energy Conversion, Storage and Conservation, UCLA Lake Arrowhead Conference Center, CA, USA (2008)

Ismer, L.; Hickel, T.; Neugebauer, J.: First principles analysis of Hydrogen in Manganese-rich austentitic steels. Spring meeting of the German Physical Society (DPG), Berlin, Germany (2008)

Ismer, L.; Hickel, T.; Neugebauer, J.: First principles study of Hydrogen in Mn-rich austenitic steels. Spring meeting of the German Physical Society (DPG), Berlin, Germany (2008)

Körmann, F.; Dick, A.; Grabowski, B.; Hickel, T.; Neugebauer, J.: Importance of magnetism for the thermal expansion of transition metals: An ab initio study. Spring meeting of the German Physical Society (DPG), Berlin, Germany (2008)

Hickel, T.; Uijttewaal, M.; Grabowski, B.; Neugebauer, J.: A first principle determination of phase transitions in magnetic shape memory alloys. Multiscale approach to alloys: Advances and challenges, Stockholm, Sweden (2007)

Hickel, T.; Uijttewaal, M.; Grabowski, B.; Neugebauer, J.: Determination of symmetry reduced structures by a soft-phonon analysis in magnetic shape memory alloys. Theory meets industry. The impact of density-functional calculation on materials science, Vienna, Austria (2007)

Uijttewaal, M.; Grabowski, B.; Hickel, T.; Neugebauer, J.: Towards an ab initio determination of the phase transformations of Ni₂MnGa. Fokus-Treffen of the SPP 1239, Schloss Ringberg, Germany (2007)

Grabowski, B.; Hickel, T.; Neugebauer, J.: Accuracy and error bars of DFT calculated thermodynamic properties for elementary metals. 13th International Workshop on Computational Physics and Materials Science: Total Energy and Force Methods, Trieste, Italy (2007)

Hickel, T.; Grabowski, B.; Uijttewaal, M.; Neugebauer, J.: Determination of symmetry-reduced structures by a soft-phonon analysis in magnetic shape memory alloys. 13th International Workshop on Computational Physics and Materials Science: Total Energy and Force Methods, Trieste, Italy (2007)

Hickel, T.; Grabowski, B.; Neugebauer, J.; Neumann, B.; Neumann, K.-U.; Ziebeck, K. R. A.: Temperature dependent properties of the Heusler alloy Ni²⁺xMn^1-xGa. International Workshop on Ab initio Description of Iron and Steel (ADIS2006), Status and future challenges, Ringberg Castle, Germany (2006)

Marquardt, O.: Shape effects of semiconductor quantum dots on the optical spectra. ADIS 2006, Ringberg Castle, Germany (2006)

Hickel, T.; Nolting, W.: A self-consistent projection-operator approach to the Kondo-lattice model. The International Conference on Strongly Correlated Electron Systems, Vienna, Austria (2005)

Hickel, T.; Grabowski, B.; Neumann, K.; Neumann, K.-U.; Ziebeck, K. R. A.; Neugebauer, J.: Temperature dependent properties of Ni-rich Ni₂MnGa. Materials Research Society fall meeting, Boston, MA, USA (2005)

Zaefferer, S.; Hickel, T.; Song, W.: Microstructures, Microscopy & Modelling. Lecture: SS 2018, RWTH Aachen, Aachen, Germany, April 09, 2018 - July 20, 2018

Zaefferer, S.; Hickel, T.; Prahl, U.: Microstructures, Microscopy & Modelling. Lecture: SS 2016, RWTH Aachen, Aachen, Germany, 2017

Zaefferer, S.; Hickel, T.; Prahl, U.: Microstructures, Microscopy & Modelling. Lecture: SS 2016, RWTH Aachen, Aachen, Germany, 2016

Hickel, T.: Introduction to Quantum Mechanics in Solid-State Physics. Lecture: Masterstudiengang „Materials Science and Simulation“, WS 2015/2016, Ruhr-Universität Bochum, Bochum, Germany, October 01, 2015 - March 31, 2016

Zaefferer, S.; Hickel, T.; Prahl, U.: Microstructures, Microscopy & Modelling. Lecture: Masterstudiengang, SS 2015, RWTH Aachen, Aachen, Germany, April 01, 2015 - September 30, 2015

Hickel, T.: Introduction to Quantum Mechanics in Solid-State Physics. Lecture: Masterstudiengang „Materials Science and Simulation“, WS 2014/2015, Ruhr-Universität Bochum, Bochum, Germany, October 01, 2014 - March 31, 2015

Zaefferer, S.; Hickel, T.; Prahl, U.: Microstructures, Microscopy & Modelling. Lecture: Masterstudiengang, SS 2014, RWTH Aachen, Aachen, Germany, April 01, 2014 - September 30, 2014