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cond-mat.supr-con2025
Nonlinear electron-phonon interactions in Migdal-Eliashberg theory
Ingvar Zappacosta, Matthew Houtput, Jacques Tempere
Superconducting systems based on attractive electron-phonon interactions are the ones which are best understood at a fundamental level. They are well described using Eliashberg the…
cond-mat.quant-gas2025
Optical response of the supersolid polaron
Laurent H. A. Simons, Ralf Klemt, Tilman Pfau +2
The ground-state properties of the supersolid polaron consisting of a neutral impurity immersed in a dipolar supersolid have recently been studied. Here, the optical response of an…