Publications of M. Ruggenthaler

Tancogne-Dejean, N.; Penz, M.; Ruggenthaler, M.; Rubio, A.: Local-Density Correlation Functional from the Force-Balance Equation. The Journal of Physical Chemistry A 129 (13), pp. 3132 - 3140 (2025)

Bakkestuen, V. H.; Falmår, V.; Lotfigolian, M.; Penz, M.; Ruggenthaler, M.; Laestadius, A.: Quantum-Electrodynamical Density-Functional Theory Exemplified by the Quantum Rabi Model. The Journal of Physical Chemistry A 129 (9), pp. 2337 - 2360 (2025)

Horak, J.; Sidler, D.; Huang, W.-M.; Ruggenthaler, M.; Rubio, A.: Analytic model reveals local molecular polarizability changes induced by collective strong coupling in optical cavities. Physical Review Research 7 (1), 013242 (2025)

Welakuh, D.; Rokaj, V.; Ruggenthaler, M.; Rubio, A.: Nonperturbative mass renormalization effects in nonrelativistic quantum electrodynamics. Physical Review Research 7 (1), 013093 (2025)

Bustamante, C.; Sidler, D.; Ruggenthaler, M.; Rubio, A.: The relevance of degenerate states in chiral polaritonics. The Journal of Chemical Physics 161 (24), 244101 (2024)

Lu, I.-T.; Shin, D.; Svendsen, M. K.; Hübener, H.; de Giovannini, U.; Latini, S.; Ruggenthaler, M.; Rubio, A.: Cavity-enhanced superconductivity in MgB₂ from first-principles quantum electrodynamics (QEDFT). Proceedings of the National Academy of Sciences of the United States of America 121 (50), e2415061121 (2024)

Sutter, S. M.; Penz, M.; Ruggenthaler, M.; van Leeuwen, R.; Giesbertz, K. J. H.: Solution of the υ-representability problem on a one-dimensional torus. Journal of Physics A 57 (47), 475202 (2024)

Enkner, J.; Graziotto, L.; Appugliese, F.; Rokaj, V.; Wang, J.; Ruggenthaler, M.; Reichl, C.; Wegscheider, W.; Rubio, A.; Faist, J.: Testing the Renormalization of the von Klitzing Constant by Cavity Vacuum Fields. Physical Review X 14 (2), 021038 (2024)

Sidler, D.; Schnappinger, T.; Obzhirov, A.; Ruggenthaler, M.; Kowalewski, M.; Rubio, A.: Unraveling a Cavity-Induced Molecular Polarization Mechanism from Collective Vibrational Strong Coupling. The Journal of Physical Chemistry Letters 15 (19), pp. 5208 - 5214 (2024)

Lu, I.-T.; Ruggenthaler, M.; Tancogne-Dejean, N.; Latini, S.; Penz, M.; Rubio, A.: Electron-photon exchange-correlation approximation for quantum-electrodynamical density-functional theory. Physical Review A 109 (5), 052823 (2024)

Laestadius, A.; Csirik, M. A.; Penz, M.; Tancogne-Dejean, N.; Ruggenthaler, M.; Rubio, A.; Helgaker, T.: Exchange-only virial relation from the adiabatic connection. The Journal of Chemical Physics 160 (8), 084115 (2024)

Tancogne-Dejean, N.; Penz, M.; Laestadius, A.; Csirik, M. A.; Ruggenthaler, M.; Rubio, A.: Exchange energies with forces in density-functional theory. The Journal of Chemical Physics 160 (2), 024103 (2024)

Rokaj, V.; Wang, J.; Sous, J.; Penz, M.; Ruggenthaler, M.; Rubio, A.: Weakened Topological Protection of the Quantum Hall Effect in a Cavity. Physical Review Letters 131 (19), 196602 (2023)

Ruggenthaler, M.; Sidler, D.; Rubio, A.: Understanding Polaritonic Chemistry from Ab Initio Quantum Electrodynamics. Chemical Reviews 123 (19), pp. 11191 - 11229 (2023)

Schnappinger, T.; Sidler, D.; Ruggenthaler, M.; Rubio, A.; Kowalewski, M.: Cavity Born–Oppenheimer Hartree–Fock Ansatz: Light–Matter Properties of Strongly Coupled Molecular Ensembles. The Journal of Physical Chemistry Letters 14 (36), pp. 8024 - 8033 (2023)

Penz, M.; Tellgren, E. I.; Csirik, M. A.; Ruggenthaler, M.; Laestadius, A.: The Structure of the Density-Potential Mapping. Part II: Including Magnetic Fields. ACS Physical Chemistry Au 3 (6), pp. 492 - 511 (2023)

Sidler, D.; Ruggenthaler, M.; Rubio, A.: Protected spin-orbit induced absorption divergence in distorted Landau levels. Physical Review B 107 (21), 214409 (2023)

Penz, M.; Tellgren, E. I.; Csirik, M. A.; Ruggenthaler, M.; Laestadius, A.: The Structure of Density-Potential Mapping. Part I: Standard Density-Functional Theory. ACS Physical Chemistry Au 3 (4), pp. 334 - 337 (2023)

Sidler, D.; Ruggenthaler, M.; Rubio, A.: Numerically Exact Solution for a Real Polaritonic System under Vibrational Strong Coupling in Thermodynamic Equilibrium: Loss of Light–Matter Entanglement and Enhanced Fluctuations. Journal of Chemical Theory and Computation 19 (23), pp. 8801 - 8814 (2023)

Sidler, D.; Rokaj, V.; Ruggenthaler, M.; Rubio, A.: Class of distorted Landau levels and Hall phases in a two-dimensional electron gas subject to an inhomogeneous magnetic field. Physical Review Research 4 (4), 043059 (2022)