TY - GEN T1 - Dynamical Dark Energy Meets Varying Electron Mass: Implications for Phantom Crossing and the Hubble Constant T2 - arXiv PY - 2025/12/18 AU - Smith A AU - Özülker E AU - Di Valentino E AU - van de Bruck C ED - DO - DOI: 10.48550/arxiv.2510.21931 Y2 - 2026/01/11 ER -