Ultrathin anion exchange membranes with an improved OH<sup>−</sup> transfer rate for high-performance AEMFCs
Wanjie Song, Xian Liang, Huaqing Zhang, Xiang Liu, Xin Zhang, Liang Wu, Xiaolin Ge, Tongwen Xu
Abstract
A new freestanding ultrathin AEMs were synthesized with high mechanical strength and anion conductivity by precise polymer topological regulation. The assembled AEMFCs have high peak power density (1.8 W cm −2 ) and long-term stability (∼140 h).
Topics & Concepts
MembraneConductivityIonPolymerPower densityIon exchangeMaterials scienceChemical engineeringNanotechnologyChemistryPolymer chemistryPhysical chemistryComposite materialPower (physics)Organic chemistryPhysicsThermodynamicsEngineeringBiochemistryFuel Cells and Related MaterialsElectrocatalysts for Energy ConversionMembrane-based Ion Separation Techniques