Phosphoric Acid‐Immobilized Polybenzimidazole Hybrid Membranes with TiO2 Nanowires for High‐Temperature Polymer Electrolyte Membrane Fuel Cells. - Kato, Ryo; Nakamura, Yuki; Maegawa, Keiichiro; Matsuda, Reiko; Takahashi, Masayo; Obokata, Satoshi; Hikima, Kazuhiro; Matsuda, Atsunori (ChemElectroChem, 2025)