Udyansky, A.; Friák, M.; Grabowski, B.; Hickel, T.; Neugebauer, J.: First Principles Study of Fe–C interstitial solid solutions. International Workshop on Ab initio Description of Iron and Steel (ADIS2008), Ringberg Castle, Germany (2008)

Uijttewaal, M.; Hickel, T.; Neugebauer, J.: Phase transformations of Ni2MnGa shape memory alloy from first principles. International Workshop on Ab initio Description of Iron and Steel (ADIS2008), Ringberg Castle, Germany (2008)

Uijttewaal, M.; Hickel, T.; Neugebauer, J.: Ab initio investigation of temperature dependent effects in magnetic shape memory alloys. Evaluation of the SPP 1239 program, Dresden, Germany (2008)

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 and Modelling. Lecture: SS 2021, RWTH Aachen University, 2021-04 - 2021-07

Hickel, T.: Introduction to Quantum Mechanics in Solid-State Physics. Lecture: WS 2020/2021, Ruhr-Universität Bochum, 2020-10 - 2021-03

Zaefferer, S.; Hickel, T.; Song, W.: Microstructures, Microscopy and Modelling. Lecture: SS 2020, RWTH Aachen University, 2020-04 - 2020-07

Hickel, T.: Introduction to Quantum Mechanics in Solid-State Physics. Lecture: WS 2019/2020, Ruhr-Universität Bochum, 2019-10 - 2020-03