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Published in 2018 at "ChemCatChem"
DOI: 10.1002/cctc.201801094
Abstract: Polymer electrolyte fuel cells (PEFCs) are among the most advanced energy technologies with low operating temperatures, high energy densities, ease of transportation and storage. However, the deficiencies such as low activity and high cost of…
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Keywords:
carbon;
electrolyte fuel;
carbon black;
supports beyond ... See more keywords
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Published in 2018 at "Chemical record"
DOI: 10.1002/tcr.201800110
Abstract: It remains a big challenge to remarkably improve both oxygen reduction reaction (ORR) activity and long-term durability of Pt-M bimetal electrocatalysts simultaneously in the harsh cathode environment toward widespread commercialization of polymer electrolyte fuel cells…
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Keywords:
carbon;
electrolyte fuel;
durability;
performance durability ... See more keywords
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Published in 2021 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.129280
Abstract: Abstract The high power performance of low-temperature polymer electrolyte fuel cells (PEFCs), rendering them an elevated spot among portable and transportation oriented energy conversion systems, depends primarily on the precise selection and utilization of materials…
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Keywords:
electrode assemblies;
membrane electrode;
electrolyte fuel;
fuel ... See more keywords
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Published in 2017 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2016.12.088
Abstract: Abstract In previous work we tested the potential of Radel based membranes for use in the high temperature polymer electrolyte fuel cell (HT PEMFC), using aminoyridine (AP) and imidazole (IM) as phosphoric acid (PA) binding…
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Keywords:
temperature polymer;
high temperature;
electrolyte fuel;
fuel ... See more keywords
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Published in 2018 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2018.01.134
Abstract: Abstract Using a two-phase polymer electrolyte fuel cell (PEFC) model, we numerically investigated the influence of metal foam porous properties and wettability on key species and current distributions within a PEFC. Three-dimensional simulations were conducted…
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Keywords:
metal;
metal foam;
polymer electrolyte;
electrolyte fuel ... See more keywords
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Published in 2018 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2018.06.112
Abstract: Abstract In this study, a mathematical model has been developed to simulate the transient cold-start processes of polymer electrolyte fuel cells. The super-cooled water is assumed to exist within the cell. The non-equilibrium water transfer…
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Keywords:
start;
water;
electrolyte fuel;
cold start ... See more keywords
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Published in 2017 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2017.03.155
Abstract: Abstract Proper water management plays an essential role in the performance and durability of Polymer Electrolyte Fuel Cells (PEFCs), but it is challenged by the variety of water transport phenomena that take place in these…
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Keywords:
fuel cells;
water;
electrolyte fuel;
hydration dehydration ... See more keywords
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Published in 2018 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2017.11.026
Abstract: Abstract The 3D structure of the catalyst layer (CL) in the polymer electrolyte fuel cell (PEFC) is modeled with a Pt/carbon (Pt/C) ratio of 0.4–2.3 and ionomer/carbon (i/C) ratio of 0.5–1.5, and the structural properties…
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Keywords:
electrolyte fuel;
catalyst layer;
structure catalyst;
polymer electrolyte ... See more keywords
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Published in 2021 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2020.228889
Abstract: Abstract Improvements in polymer electrolyte fuel cell (PEFC) electrode performance have primarily focused on catalyst and ionomer developments, marginalizing the importance of catalyst ink formulation. Herein, the effect of ink formulation is examined across a…
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Keywords:
ink;
electrolyte fuel;
power;
high surface ... See more keywords
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Published in 2018 at "ACS Applied Energy Materials"
DOI: 10.1021/acsaem.8b01059
Abstract: This work describes the performance improvement of a polymer electrolyte fuel cell with a novel class of microporous layers (MPLs) that incorporates hydrophilic additives: one with 30 μm aluminosilicate fibers and another with multiwalled carbon…
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Keywords:
microporous layers;
additive containing;
water;
electrolyte fuel ... See more keywords
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Published in 2017 at "New Journal of Chemistry"
DOI: 10.1039/c7nj03463f
Abstract: A durable and stable nanostructure consisting of a copper and nitrogen co-doped titania (TiON–Cu 2) nanorod supported catalyst is prepared for polymer electrolyte fuel cells. Pt deposited on TiON–Cu 2 nanorods as a framework in…
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Keywords:
tion;
polymer electrolyte;
electrolyte fuel;