3 papers
cond-mat.str-el2026
Itinerant magnetism in Hubbard models with long-range interactions
Johannes Dieplinger, Rhine Samajdar, R. N. Bhatt
A wide variety of experimental platforms, ranging from semiconductor quantum-dot arrays to moiré materials, have recently emerged as powerful quantum simulators for studying the H…
eess.SY2026
OptiQU: Coordinated Multi-Level Voltage and Reactive Power Control for Enhanced Voltage Quality and Secure Grid Operation
Irene Hammermeister, Eric Tönges, Nils Bornhorst +20
Modern low-voltage (LV) distribution grids face rising shares of photovoltaic generation and high-power loads such as heat pumps and electric vehicle charging stations. Due to high…
hep-th2025
Topological gravity for arbitrary Dyson index
Torsten Weber, Marco Lents, Johannes Dieplinger +2
We use the well established duality of topological gravity to a double scaled matrix model with the Airy spectral curve to define what we refer to as topological gravity with arbit…