3 papers
cond-mat.mtrl-sci2026
Generalized thermodynamic closure in ultrafast phonon dynamics
Sheng Qu, Jiyong Kim, Jaco J. Geuchies +9
Driven-dissipative dynamics underlie a wide range of nonequilibrium phenomena in quantum materials, yet reduced descriptions beyond the quasi-equilibrium picture remain difficult t…
cond-mat.mtrl-sci2025
Temperature- and charge carrier density-dependent electronic response in methylammonium lead iodide
Jiacheng Wang Jungmin Park, Lei Gao, Lucia Di Virgilio +8
Understanding carrier dynamics in photoexcited metal-halide perovskites is key for optoelectronic devices such as solar cells (low carrier densities) and lasers (high carrier densi…
cond-mat.mtrl-sci2025
Signatures of Mode-Resolved, Nonlocal Electron-Phonon Coupling in Two-Dimensional Spectroscopy
Sheng Qu, Vishal K. Sharma, Jaco Geuchies +4
Electron-phonon coupling (EPC) is foundational in condensed matter physics, determining intriguing phenomena and properties in both conventional and quantum materials. In this manu…