Polarization Engineering and Chemical Bond Reconstruction in Rare-Earth Hexagonal Manganite via Fe 3+ -Occupied B-Site Doping for Piezocatalytic Therapy and Ferroptosis - Meiqi Yang; Lu Yang; Shili Gai; Meichen Li; Haijiang Gong; Ping’an Ma; Piaoping Yang (Journal of the American Chemical Society, 2025)