activity
20242026
collaborators

5 papers

cond-mat.str-el2026

Nonperturbative Nonlinear Hall Effect in Nonequilibrium Steady States

Lei Geng, Martin Eckstein, Lei Chen +4

The nonlinear Hall effect in quantum materials has attracted broad interest, yet most existing studies focus on the weak-field, perturbative regime. Here we develop a nonperturbati…

cond-mat.str-el2026

NESSi 2.0: The Non-Equilibrium Systems Simulation package version 2.0

Fabian Künzel, Michael Schüler, Denis Golež +7

Nonequilibrium Green's functions provide a powerful framework for studying quantum many-body dynamics including the laser-induced dynamics in solids. The Non-Equilibrium Systems Si…

cond-mat.str-el2025

Ultrafast Electronic Structure Engineering in 1-TaS: Role of Doping and Amplitude Mode Dynamics

J. Jayabalan, Jiyu Chen, Laura Pätzold +12

In strongly correlated transition metal dichalcogenides, an intricate interplay of polaronic distortions, stacking arrangement, and electronic correlations determines the nature of…

cond-mat.mtrl-sci2025

The 2025 Roadmap to Ultrafast Dynamics: Frontiers of Theoretical and Computational Modelling

Fabio Caruso, Michael A. Sentef, Claudio Attaccalite +27

The exploration of ultrafast phenomena is a frontier of condensed matter research, where the interplay of theory, computation, and experiment is unveiling new opportunities for und…

cond-mat.str-el2024

Role of phonon coupling in driving photo-excited Mott insulators towards a transient superconducting steady state

Sujay Ray, Martin Eckstein, Philipp Werner

Understanding light-induced hidden orders is relevant for nonequilibrium materials control and future ultrafast technologies. Hidden superconducting order, in particular, has been…