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Analytical modeling framework for performance degradation of PEM fuel cells during startup-shutdown cycles
Title
Analytical modeling framework for performance degradation of PEM fuel cells during startup-shutdown cycles
Author
Xu, Jun, Yin, Sha, Li, Yunqi, Chen, Xiran
Date Created
2020
Subjects--Topical
Mechanical engineering, Fuel cells
Description
Startup-shutdown cycling is one of the main factors that contribute to fuel cell deterioration related to high cathode potential. In this study, a coupled model with the carbon corrosion model and agglomerate model of the cathode catalyst layer is...
Micelle-assisted strategy for the direct synthesis of large-sized mesoporous platinum catalysts by vapor infiltration of a reducing agent
Title
Micelle-assisted strategy for the direct synthesis of large-sized mesoporous platinum catalysts by vapor infiltration of a reducing agent
Author
Xu, Jun, Li, Yunqi, Liu, Yuwei, Yamauchi, Yusuke
Date Created
2018
Subjects--Topical
Metals, Mechanical engineering
Description
Stable polymeric micelles have been demonstrated to serve as suitable templates for creating mesoporous metals. Herein, we report the utilization of a core-shell-corona type triblock copolymer of poly(styrene-b-2-vinylpyridine-b-ethylene oxide) an...