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Showing 1 to 20 of 217 for “"Oxygen Reduction"”.
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Oxygen reduction electrocatalysis
… is focused on the investigation of the oxygen reduction reaction (ORR) utilizing both existing and newly discovered electrocatalysts. Interest in the ORR is motivated by its application in the cathodes of most fuel cells. The slow kinetics of the ORR are a major barrier to the widespread …
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Oxygen reduction on platinum : an EIS study
The oxygen reduction reaction (ORR) on platinum over yttria-stabilized zirconia (YSZ) is examined via electrochemical impedance spectroscopy (EIS) for oxygen partial pressures between 10-4 and 1 atm and at temperatures between 475 and 700°C. Use of photolithographic techniques in electrode …
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Electrochemical studies of oxygen reduction for aprotic lithium-oxygen batteries
Understanding oxygen electrochemistry lies at the heart of enabling many advanced energy storage and conversion technologies such as fuel cells, electrolyzers and metal-air batteries. Aprotic Li-02 electrochemistry is receiving much attention in this regard, as the Li-0 2 battery theoretically …
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Production of Chemicals from Air Through Electrocatalytic Nitrogen and Oxygen reduction
… as efficient electrocatalysts for nitrogen and oxygen reduction reactions. Besides the electrocatalyst engineering, energy devices combining various reactions/techniques are also elaborately designed as demonstration for future practical applications. In this Thesis, a systematic review on the …
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The Chemistry of Oxygen Reduction: A Methylene Hydroxylase System and Components
Made available in DSpace on 2014-12-09T17:36:43Z (GMT). No. of bitstreams: 1 7013522.pdf: 3496620 bytes, checksum: b6a75b7b8b7ffb46a6d29d6d2d10a40b (MD5) Previous issue date: 1969
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Design and fabrication of non-noble-metal electrocatalysts for oxygen reduction reactions.
… especially on the cathode when the sluggish oxygen reduction reaction (ORR) occurs and much larger amount of Pt is employed, to bring down the over-all price of a fuel cell. With this aim, this Ph.D thesis has demonstrated the design and synthesis of a serial of high –performance Pt-free …
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Mechanistic studies of magnesium electrodeposition and oxygen reduction for energy storage applications
… reactions for both batteries and fuel cells. The oxygen reduction reaction can be catalyzed to undergo reduction via two pathways. Oxygen binding energy to the catalyst has previously been shown to determine the activity of the catalyst. Here we use a novel set of comparative experiments to …
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Understanding and controlling the reactivity of oxygen reduction and methanol oxidation electrocatalysts
… devices like fuel cells, is essential. The oxygen reduction reaction (ORR) at the fuel cell cathode and the methanol oxidation reaction (MOR) at the anode serve as prime examples of electrocatalytic reactions requiring deeper mechanistic insights and advancements in effective …
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Degradation study of substituted Iron phthalocyanine molecular electrocatalysts toward oxygen reduction reaction
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-05-01
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Understanding the role of magnetic species in nonprecious metal oxygen reduction electrocatalysts
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01
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Engineering an oxygen storage metalloprotein into carbon dioxide and oxygen reduction metalloenzymes
Made available in DSpace on 2021-09-17T04:03:56Z (GMT). No. of bitstreams: 4 DWARAKNATH-DISSERTATION-2021.pdf: 5841120 bytes, checksum: ce2ff36f34d268a44ae248b23c61d93f (MD5) Dissertation Master Document_SD3.doc: 122368 bytes, checksum: 4309f4f0e2e18bdcfb871a2e77a38be9 (MD5) LICENSE.txt: 4217 …
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Engineering heme-copper and multi-copper oxidases for efficient oxygen reduction catalysis
… by the large overpotential (500-600 mV) of the oxygen reduction reaction (ORR), which demands a potent ORR catalyst to decrease the overpotential. Towards this goal, my thesis focuses on mimicking the heme-copper oxidase and engineering a multi-copper oxidase for efficient oxygen reduction with …
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