The development of high temperature proton exchange membranes (HT-PEMs) with simultaneously enhanced proton transport and mechanical robustness remains a major challenge for HT-PEM fuel cells. Herein, we report a molecular backbone engineering strategy based on the incorporation of 4-benzylbiphenyl (BBP) units into pol...
Zhen Peng, Pei-Ru Lv, Yang Wu et al.· Journal of Colloid and Inter...· 0 citations
A series of fluorine-substituent-containing sulfonated poly(arylene ether) membranes was synthesized and evaluated as proton exchange membranes for fuel cell applications. Fluorinated difluoro monomers were first reacted with three different diol monomers through nucleophilic polycondensation to obtain 4FP4-series poly...
High-temperature proton exchange membrane fuel cells (HT-PEMFCs) are attractive for their high fuel-impurity tolerance and simplified water/thermal management, but their performance is often limited by phosphoric acid (PA) loss from the membrane, especially below 100 °C, where condensed water accelerates PA leaching. H...
Tingting Li, Yi Zhang, Peng Zuo et al.· Chemical Science· 0 citations
The development of high-performance anion exchange membranes (AEMs) for alkaline water electrolysis requires simultaneous optimization of hydroxide conductivity, mechanical robustness, and long-term alkaline stability, which remains a significant challenge. Here, we report a carbazole-based molecular branching strate...
Zhen Peng, Bin Chen, Wen-Hua Mi et al.· ACS Sustainable Chemistry &a...· 0 citations
Hydrogen is a key energy carrier for the transition toward sustainable energy systems, yet its widespread implementation relies on efficient and selective purification from mixed gas streams. Carbon membranes have emerged as promising candidates for hydrogen separation due to their scalable fabrication, excellent therm...
C. Coiana, Christos Pantazidis, Sahil Dhir et al.· Small· 0 citations
The development of aqueous zinc-ion battery (AZIB) cathode materials with low solubility, high specific capacity, and long cycle life is of critical importance. Organic polymers have drawn considerable research interest largely because they contain abundant redox sites and show low solubility in electrolytes. In this s...
Meng-Xu Su, Yan-Jun Hou, Xin-Yue Zhang et al.· ACS Applied Materials and In...· 0 citations
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