3 papers
quant-ph2025
Multimode equilibrium approximations in light-matter systems from weak to strong coupling
Davis M. Welakuh, Vasil Rokaj, Michael Ruggenthaler +1
In this work, we detail different approaches to treat multi-mode photonic environments within non-relativistic quantum electrodynamics in the long-wavelength approximation efficien…
physics.optics2025
Terahertz chiral photonic-crystal cavities for Dirac gap engineering in graphene
Fuyang Tay, Stephen Sanders, Andrey Baydin +6
Strong coupling between matter and vacuum electromagnetic fields in a cavity can induce novel quantum phases in thermal equilibrium via symmetry breaking. Particularly intriguing i…
quant-ph2025
Non-perturbative Mass Renormalization Effects in Non-relativistic Quantum Electrodynamics
Davis M. Welakuh, Vasil Rokaj, Michael Ruggenthaler +1
In this work we investigate the effects that multi-mode photonic environments, e.g., optical cavities, have on the properties of quantum matter. We highlight the importance of the…