Tailoring Different Molecular Weight Phenylene–Polybenzimidazole Membranes with Remarkable Oxidative Stability and Conductive Properties for High-Temperature Polymer Electrolyte Fuel Cells

2019 ◽  
Vol 11 (49) ◽  
pp. 46269-46277 ◽  
Author(s):  
Mohamed R. Berber ◽  
Naotoshi Nakashima
Keyword(s):  
Molecular Weight ◽  
Fuel Cells ◽  
High Temperature ◽  
Oxidative Stability ◽  
Polymer Electrolyte ◽  
Polymer Electrolyte Fuel Cells ◽  
Conductive Properties ◽  
Different Molecular Weight

Polybenzimidazole and ionic liquid composite membranes for high temperature polymer electrolyte fuel cells

2021 ◽  
Vol 361 ◽  
pp. 115569
Author(s):  
Bingbing Niu ◽  
Shijing Luo ◽  
Chunling Lu ◽  
Wendi Yi ◽  
Jiantao Liang ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Fuel Cells ◽  
High Temperature ◽  
Polymer Electrolyte ◽  
Composite Membranes ◽  
Polymer Electrolyte Fuel Cells

Wetting properties of porous high temperature polymer electrolyte fuel cells materials with phosphoric acid

2019 ◽  
Vol 21 (24) ◽  
pp. 13126-13134 ◽  
Author(s):  
J. Halter ◽  
T. Gloor ◽  
B. Amoroso ◽  
T. J. Schmidt ◽  
F. N. Büchi
Keyword(s):  
Fuel Cells ◽  
High Temperature ◽  
Fuel Cell ◽  
Phosphoric Acid ◽  
Polymer Electrolyte ◽  
Polymer Electrolyte Fuel Cells ◽  
Polymer Electrolyte Fuel Cell ◽  
Wetting Behavior ◽  
Wetting Properties ◽  
Fuel Cell Materials

The influence of phosphoric acid temperature and concentration on the wetting behavior of porous high temperature polymer electrolyte fuel cell materials is investigated.

Influence of operating conditions on the degradation mechanism in high-temperature polymer electrolyte fuel cells

2019 ◽  
Vol 439 ◽  
pp. 227090 ◽  
Author(s):  
Shuai Liu ◽  
Marcin Rasinski ◽  
Yasser Rahim ◽  
Shidong Zhang ◽  
Klaus Wippermann ◽  
...  
Keyword(s):  
Fuel Cells ◽  
High Temperature ◽  
Polymer Electrolyte ◽  
Degradation Mechanism ◽  
Polymer Electrolyte Fuel Cells ◽  
Operating Conditions

Tetrazole substituted polymers for high temperature polymer electrolyte fuel cells

2015 ◽  
Vol 3 (27) ◽  
pp. 14389-14400 ◽  
Author(s):  
Dirk Henkensmeier ◽  
Ngoc My Hanh Duong ◽  
Mateusz Brela ◽  
Karol Dyduch ◽  
Artur Michalak ◽  
...  
Keyword(s):  
Fuel Cells ◽  
High Temperature ◽  
Phosphoric Acid ◽  
Dft Calculations ◽  
Polymer Electrolyte ◽  
Phenyl Group ◽  
Polymer Electrolyte Fuel Cells ◽  
Lower Basicity

Tetrazole (TZ) has lower basicity than imidazole and may not be fully protonated by phosphoric acid. DFT calculations suggest that the basicity of TZ groups can be increased by introducing a 2,6-dioxy-phenyl-group in position 5.

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