Morphological Characteristics of Catalyst Layer Defects in Catalyst-Coated Membranes in PEM Fuel Cells

DOI: 10.3390/electrochem4010001 Authors: Muneendra Prasad Arcot, Magnus Cronin, Michael Fowler, Mark Pritzker Abstract: Catalyst layer defects and irregularities in catalyst-coated membrane (CCM) electrodes affect the lifetime of polymer electrolyte membrane fuel...

Evaluating Current Distribution and Influence of Defect Sites for Graphitic Compound Bipolar Plate Materials

DOI: 10.1002/fuce.201900138 Authors: Nils Baumann, A. C. Blankenship, Marvin Dorn, Carsten Cremers Abstract: Abstract With the growth in power and size of energy conversion devices, the consideration of current distribution inside cells and stacks becomes increasingly...

Effects of Diffusion Layer (DL) and ORR Catalyst (M_ORR) on the Performance of M_ORR/IrO₂/DL Electrodes for PEM-Type Unitized Regenerative Fuel Cells

DOI: 10.5229/jecst.2017.8.1.7 Authors: Seunghoe Choe, Byung-Seok Lee, Jong Hyun Jang Abstract: This study aims to examine the influences of substrates/diffusion layers (DL) and oxygen reduction reaction catalysts (MORR) on the performance of MORR/IrO2/DL-type...

Combined Effect of Catholyte Gap and Cell Voltage on Syngas Ratio in Continuous CO2/H2O Co-electrolysis

DOI: 10.33961/jecst.2021.00220 Authors: Min Gwan Ha, Youngseung Na, Hee‐Young Park, Hyoung‐Juhn Kim, Juhun Song, Sung Jong Yoo, Yong‐Tae Kim, Hyun S. Park, Jong Hyun Jang Abstract: Electrochemical devices are constructed for continuous syngas (CO + H2) production with...

Experimental and Computational Approaches to Sulfonated Poly(arylene ether sulfone) Synthesis Using Different Halogen Atoms at the Reactive Site

DOI: 10.3390/membranes12121286 Authors: Seol A Jang, Jung-Eun Cha, Seung Jae Moon, Justin Georg Albers, Min Ho Seo, Young Woo Choi, Jong Hak Kim Abstract: Engineering thermoplastics, such as poly(arylene ether sulfone), are more often synthesized using F-containing...