作者: J.-T. Wang , J.S. Wainright , R.F. Savinell , M. Litt
DOI: 10.1007/BF00241516
关键词:
摘要: … W cm -2 in the current density range of 275-500 mA cm -2 at … are receiving increasing attention due to their promise as a high … acid such as phosphoric acid or sulfuric acid. PBI is a basic …