Synchronization of Quasiparticle Excitations in a Quantum Gas with Cavity-Mediated InteractionsRemoveGabriele Natale, Alexander Baumgärtner, Justyna Stefaniak, David Baur, Simon Hertlein, Dalila Rivero, Tilman Esslinger, and Tobias DonnerPhys. Rev. Lett. 136, 140401 (2026)