Tjark Heitmann

Researcher

Universität Osnabrück•  October 2018 - June 2023

-- Numerical simulation of quantum systems: development of parallelized code in C/C++ and deployment in high performance computing environments amounting to several million CPU-hours -- Script-based data handling and -analysis with bash / Wolfram Language / Python -- Data visualization and presentation of research results in publications and on international conferences -- Research on current topics in condensed matter physics and on numerical and semi-analytical methods -- Collaborations in international research teams -- Mentoring BSc, MSc, and PhD students and assistant teaching in „Mathematical Methods“ and „Numerical Physics“ -- IT administration of Linux desktop and server environments

Research Assistant

Universität Bielefeld•  October 2016 - September 2018

Teaching assistant for "Nuclear Physics“ and research on classical molecular dynamics simulations of carbon nanomembranes with C++

Universität Osnabrück

Theoretical Physics, PhD•  October 2018 - April 2022

Thesis: "Quantum Dynamics in Lattice Models of Interacting Spins and Fermions" -- Cumulative dissertation based on publications on numerical methods like symmetry adaptation and quantum typicality as well as physical problems like the influence of external perturbations on the dynamics of quantum systems. Final Grade: summa cum laude

Universität Bielefeld

Mathematical and Theoretical Physics, MS•  October 2016 - September 2018

Thesis: "Numerical Exact Diagonalization of Heisenberg Spin Rings using Cyclic and Spin-Rotational Symmetries", Grade: 1.0, Final Grade: 1.2

University of Bergen

Erasmus, MS•  August 2017 - December 2017

Erasmus semester

Universität Bielefeld

Physics, BS•  October 2013 - September 2016

Thesis: "Calculating energy eigenvalues of isotropic Heisenberg spin systems using the Wigner-Eckart theorem for irreducible tensor operators", Grade: 1.1, Final Grade: 1.8