Li, ZhenLan Devianto, Hary Yoon, Sung Pil Han, Jonghee Lim, Tae-Hoon Lee, Ho-In 2024-01-20T18:03:58Z 2024-01-20T18:03:58Z 2021-09-04 2010-12 0360-3199 https://pubs.kist.re.kr/handle/201004/130898 An active and tolerant Ni based catalyst for methane steam reforming in direct internal reforming molten carbonate fuel cells (DIR MCFCs) was developed Deactivation of reforming catalysts by alkali metals from the electrolyte composed of Li2CO3 and K2CO3 is one of the mayor obstacles to be overcome in commercialization of DIR MCFCs Newly developed Ni/MgSiO3 and Ni/Mg2SiO4 reforming catalysts show activities of ca 80% methane conversion Subsequent to electrolyte addition to the catalyst however the activity of Ni/Mg2SiO4 decreases to ca 50% of its initial value whereas Ni/MgSiO3 catalyst retains its initial activity Results obtained from temperature programmed reduction and X ray photoelectron spectroscopy identify unreduced Ni3+ as a decisive factor in keeping catalytic activity from the electrolyte (C) 2010 Professor T Nejat Veziroglu Published by Elsevier Ltd All rights reserved English PERGAMON-ELSEVIER SCIENCE LTD SELECTIVE OXIDATION METHANE MCFC TRANSPORT MECHANISM VAPOR OXIDE Electrolyte effect on the catalytic performance of Ni-based catalysts for direct internal reforming molten carbonate fuel cell Article 10.1016/j.ijhydene.2010.04.058 1 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, v.35, no.23, pp.13041 - 13047 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 35 23 13041 13047 scie scopus 000284743900044 2-s2.0-78049474165 Chemistry, Physical Electrochemistry Energy & Fuels Chemistry Electrochemistry Energy & Fuels Article; Proceedings Paper SELECTIVE OXIDATION METHANE MCFC TRANSPORT MECHANISM VAPOR OXIDE Molten carbonate fuel cell Steam reforming Ni catalyst Electrolyte