Proton transference number of PFSA ionomer membranes
β Scribed by Y.S. Pak; G. Xu
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 276 KB
- Volume
- 60
- Category
- Article
- ISSN
- 0167-2738
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## Abstract Perfluorosulfonated ionomer (PFSI) was synthesized and PFSI membranes were prepared via a solutionβcast method and annealed at different temperatures from 150 to 230Β°C. The annealing effect on water content, proton conductivity, and methanol permeability were reported and discussed. Xβr
Proton (H(+)) transfer has been examined in many molecular systems for more than 50 years. General mechanistic possibilities including tunnelling have been recognized for proton movement from local base-to-base centres. An especially fast mechanism over considerable distances, the Grotthus mechanism