Quantum

New preprint arXiv:2405.12405 entitled „Unprecedented Fractional Magnetization Plateaus in a New Shastry-Sutherland Ising Compound“! Nice experimental-theory collaboration between Duke University, Ecole Polytechnique Federale de Lausanne, FAU Erlangen-Nürnberg, Oak Ridge National Lab, and National H...

LEP members Patrick Adelhardt, Antonia Duft, Sumeet, and Kai Phillip Schmidt have attended the international conference „Entanglement in strongly correlated systems“ at the Centro de Ciencias de Benasque Pedro Pascual in Spain. They have exchanged about our recent advances on quantum magnets with l...

Robin Krill successfully defended his master project entitled "Quantum Monte Carlo Simulations for Extended Bose-Hubbard Models" at the University of the Saarland (UdS). He has been jointly supervised by Giovanna Morigi (UdS) and Kai Phillip Schmidt from LEP. In his thesis he developped and applied ...

LEP member Chelsea has opened her own instagram channel (@science_chelsea). The science giraffe chelsea acts as our outreach voice who reports on our activities in the domain of Quantum Science of Light and Matter and gives insights behind the scenes. Follow her to learn more!

New publication entitled „Quantum-critical and dynamical properties of the XXZ bilayer with long-range interactions“ in Physical Review B (see https://journals.aps.org/prb/abstract/10.1103/PhysRevB.111.024409). Nice collaboration between LEP members Patrick Adelhardt, Antonia Duft, and Kai Phillip S...

Check out the new preprint 2412.17495 by LEP members Antonia Duft, Patrick Adelhardt, and Kai Phillip Schmidt entitled „Quantum Phase Diagram of the Bilayer Kitaev-Heisenberg Model“. Great collaboration with Elahe Samimi and Saeed S. Jahromi from Institute for Advanced Studies in Basic Sciences, Zan...

On 09.12. we had the great PhD defense of Matthias Walther under the supervision of Kai Phillip Schmidt. His thesis is entitled „Effective models for interacting Spin waves in two-dimensional quantum antiferromagnets“. In particular, he developed non-perturbative continuous similarity transformation...

On 06.12. we had the great PhD defense of Matthias Mühlhauser under the supervision of Kai Phillip Schmidt. His thesis is entitled „Graph decomposition techniques for quantum spin systems with multi-spin interactions“. In particular, he developed hypergraph expansions for quantum lattice models ...

Check out the new preprint 2411.19051 by LEP members Max Vieweg and Kai Phillip Schmidt entitled "Fracton and topological order in the XY checkerboard toric code". The conventional 2D toric code is the most paradigmatic, simplest, and exactly solvable model displaying topological order, which ha...

The Faculty of Sciences has awarded Kai Phillip Schmidt with a Teaching Award 2024. He was nominated by the physics students of our department for his teaching of Theoretical Physics III (Quantum Mechanics) and Rechenmethoden der Physik for first-year students. The price was hand over by our dean Jü...