Strong coupling of polaritons at room temperature in a GaAs/AlGaAs structureRemoveHassan Alnatah, Shuang Liang, Qiaochu Wan, Jonathan Beaumariage, Ken West, Kirk Baldwin, Loren N. Pfeiffer, Man Chun Alan Tam, Zbigniew R. Wasilewski, and David W. SnokePhys. Rev. B 112, 045307 (2025)