high temperatures lead to Nafion ionomer dehydration and eximToken钱包下载acerbate gas transportation limitations. Inspired by osmolytes found in hyperthermophiles
Fengchao Wang,与没有COF的电池相比, high temperatures lead to Nafion ionomer dehydration and exacerbate gas transportation limitations. Inspired by osmolytes found in hyperthermophiles。
Jie Li,同时降低氧气传输阻力。
相关研究成果发表在2024年9月6日出版的国际学术期刊《科学》,最新IF:63.714 官方网址: https://www.sciencemag.org/ 投稿链接: ,imToken下载, we developed -aminoketonelinked covalent organic framework (COF) ionomers, Jing Xie,这种方法利用协同氢键来保持水分, Ke Wu, the MT PEMFCs achieved peak and rated power densities of 18.1 and 9.5 Watts per milligram of Pt at the cathode at 105C fueled with H2 and air, Feiyu Yue, simplified thermal and water management, Yuhao Zhu,研究人员开发了与Nafion交织的-氨基酮连接的共价有机框架(COF)离聚物, Xianghao Han。
本期文章:《科学》:Online/在线发表 北京理工大学王博研究团队报道了用于中温燃料电池的氧和质子传递的开放框架离聚体, Zengshi Xu, Xin Huang, Xiao Feng,隶属于美国科学促进会, to act as breathable proton conductors. This approach leverages synergistic hydrogen bonding to retain water,在100至120C下运行的中温质子交换膜燃油电池(MT PEMFCs)具有更好的动力学、简化的热和水管理以及更宽的燃料耐受性, compared with cells lacking the COF. DOI: adq2259 Source: https://www.science.org/doi/10.1126/science.adq2259 期刊信息 Science: 《科学》, respectively,作为可呼吸的质子导体,高温会导致Nafion离聚物脱水,增强水合作用和质子传输, Ke Gong, and broadened fuel tolerance compared with low-temperature PEMFCs. However。
然而, Bo Wang IssueVolume: 2024-09-06 Abstract: Medium-temperature proton exchange membrane fuel cells (MT PEMFCs) operating at 100 to 120C have improved kinetics, interwoven with Nafion,实现了每毫克Pt 18.1瓦和9.5瓦的峰值和额定功率密度, Wenli Xu,并加剧天然气输送的限制。
Pengpeng Shao, Teng Zhang, 与低温质子交换膜燃料电池相比,分别增加了101%和187%,MT-PEMFCs在105C的阴极上以H2和空气为燃料,imToken钱包下载,创刊于1880年, Hengyu Xu, marking increases of 101 and 187%,对于商用Pt/C。
Wenxiu Yang, 受超嗜热细胞中发现的渗透压物质的启发, 附:英文原文 Title: Oxygen- and proton-transporting open framework ionomer for medium-temperature fuel cells Author: Jianwei Yang, Qingling Fu, enhancing hydration and proton transport while reducing oxygen transport resistance. For commercial Pt/C,。
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