Spin Injection Of Exciton-Polaritons With Halide Perovskites At Room Temperature - Sendarrubias Arias-Camison, Elena; Lednev, Maksim; Cuadra, Jorge; Gago, Raul; Vina, Luis; Garcia Vidal, Francisco Jose; Feist, Johannes; Prins, Ferry; Anton Solanas, Carlos (ADVANCED FUNCTIONAL MATERIALS, 2026)