X-Ray Absorption Spectroscopy Characterizations on PGM-Free Electrocatalysts: Justification, Advantages, and Limitations.
Sign Up to like & getrecommendations! Published in 2018 at "Advanced materials"
DOI: 10.1002/adma.201805157
Abstract: Transition metals embedded in nitrogen-doped carbon matrices (denoted as M-N-C) are the leading platinum group metal (PGM)-free electrocatalysts for the oxygen reduction reaction (ORR) in acid, and are the most promising candidates for replacing platinum… read more here.
Keywords: ray absorption; free electrocatalysts; advantages limitations; spectroscopy ... See more keywords
Recent Advances in Carbon-Based Metal-Free Electrocatalysts.
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DOI: 10.1002/adma.201806403
Abstract: Precious noble metals (such as Pt, Ir) and nonprecious transition metals (e.g., Fe, Co), including their compounds (e.g., oxides, nitrides), have been widely investigated as efficient catalysts for energy conversion, energy storage, important chemical productions,… read more here.
Keywords: advances carbon; free electrocatalysts; recent advances; carbon based ... See more keywords
Preparation of metal-free electrocatalysts from cassava residues for the oxygen reduction reaction: A sulfur functionalization approach
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2017.12.139
Abstract: Abstract Metal-free electrocatalysts for the oxygen reduction reaction (ORR) were synthesized from cassava residues through a thermal functionalization with sulfuric acid. Their electrocatalytic activities were tested through the ORR performance in basic media. Chemical composition… read more here.
Keywords: free electrocatalysts; cassava residues; metal free; reduction reaction ... See more keywords
Recent progress of precious-metal-free electrocatalysts for efficient water oxidation in acidic media
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DOI: 10.1016/j.jechem.2020.03.079
Abstract: Abstract The realization of efficient oxygen evolution reaction (OER) is critical to the development of multiple sustainable energy conversion and storage technologies, especially hydrogen production via water electrolysis. To achieve the massive application of hydrogen… read more here.
Keywords: acidic media; free electrocatalysts; precious metal; water ... See more keywords
Nitrogen and sulfur dual-doped carbon nanotube derived from a thiazolothiazole based conjugated microporous polymer as efficient metal-free electrocatalysts for oxygen reduction reaction
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2020.228145
Abstract: Abstract The present report demonstrates a simple approach for the synthesis of efficient metal-free electrocatalysts of nitrogen- and sulfur-codoped carbon materials (N–S-DPCs) via carbonization of thiazolothiazole based conjugated microporous polymer precursors (XWB-CMP). The precursors are… read more here.
Keywords: efficient metal; free electrocatalysts; nitrogen sulfur; thiazolothiazole based ... See more keywords
Novel Co3(1–x)Fe3xV2O8 Nanoparticles as Highly Active and Noble-Metal-Free Electrocatalysts for Oxygen Evolution Reaction
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DOI: 10.1021/acs.energyfuels.0c02325
Abstract: Highly active and noble-metal-free electrocatalysts are inexpensive and can enhance the oxygen evolution reaction (OER) productivity of water decomposition reaction. Consequently, the invention of ... read more here.
Keywords: free electrocatalysts; noble metal; highly active; reaction ... See more keywords
B-terminated (111) polar surfaces of BP and BAs: promising metal-free electrocatalysts with large reaction regions for nitrogen fixation
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Chemistry A"
DOI: 10.1039/c9ta01410a
Abstract: Promising metal-free electrocatalysts reduce nitrogen to ammonia under ambient conditions with high-efficiency, high-selectivity and large reaction regions. read more here.
Keywords: reaction regions; large reaction; free electrocatalysts; metal free ... See more keywords
Recent Advances and Challenges in 2D Metal-Free Electrocatalysts for N2 Fixation
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DOI: 10.3389/fchem.2020.00437
Abstract: The ever-growing requirement of ammonia for industry and energy supply motivates people to find clean and cost-effective alternatives to overcome the shortcomings of the century-old Haber-Bosch process. Electrocatalytic N2 reduction (NRR) is considered a prospective… read more here.
Keywords: free electrocatalysts; challenges metal; metal; recent advances ... See more keywords