Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 15 of 15 for “"Electro-oxidation"”.
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Electro-Oxidation of Silver (I) on Tin-Oxide Electrodes
Made available in DSpace on 2014-12-13T20:09:35Z (GMT). No. of bitstreams: 1 7606732.pdf: 3339163 bytes, checksum: 7cf253bf1291fce542ad0bc4d2405a86 (MD5) Previous issue date: 1975
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Modeling of solid oxide fuel cell performance with coal gasification
… with CO₂ gasification as a result of the faster electro-oxidation kinetics of H₂ relative to CO. The coupled system is then shown to reach higher current densities and efficiencies when the heat released by the fuel cell is sent to the gasifier instead of a bottoming cycle. 55-60% efficiency is …
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Preparation and characterisation of Pt-Ru/C catalysts for direct methanol fuel cells
… play a role in the activity for methanol electro-oxidation and stability since these conditions affect structure, morphology and dispersivity of the catalyst (Wang et al., 2005). Metal organic chemical deposition methods have shown promise in improving performance of electro-catalysts …
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Direct methanol fuel cell with extended reaction zone anode : PtRu and PtRuMo supported on fibrous carbon
… to be a promising power source for portable electronic applications and transportation. At present there are several challenges that need to be addressed before the widespread commercialization of the DMFC technology can be implemented. The methanol electro oxidation reaction is sluggish, …
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DESIGN AND CONSTRUCTION OF BIOSENSING PLATFORMS FOR THE DETECTION OF BIOMARKERS
… respectively. On the one hand, three types of electrochemical glucose biosensors have been constructed by using redox polymers and lamellar-ridge architectured gold. On the other hand, three different signal generation strategies have been employed for DNA MTase activity analysis: the first one …
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Preparation and Application of Conducting Polymer-Carbon Nanotube Composite.
… and conducting polymer composite material. Under electro-oxidation condition, the PPy/CNT films can be grown on conventional substrates such as a glassy carbon electrode in aqueous and non-aqueous media. These nano-conjugated materials are based on the doping of CNTs particles into conducting …
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Synthesis and Electrocatalytic Properties of Structure Engineered First-Row Transition Metal Derivatives
… the ideal green economy for human society. Water electrolysis can produce high-purity hydrogen on a large scale, and if the electricity used in water electrolysis is obtained from renewable energy, a sustainable energy chain can be achieved. Fuel cell technology offers a highly efficient way of …
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Synthesis, characterisation and applications of bimetallic nanoparticles
… techniques viz. UV-Vis NIR spectroscopy and electron microscopy (STEM) were employed to characterise the monometallic and bimetallic AuNRs. AuNSs, AuNRs, Au@Pd NRs, Au@Pd NSs, Au@Pt NRs and Au@Rh core-shell nanorods were synthesised and characterised by one or both of the methods mentioned …
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Towards a Membrane Electrode Assembly for a Thermally Regenerative Fuel Cell
… (TRFC) concept that is analyzed is a polymer electrolyte membrane fuel cell (PEMFC), powered by the electro-oxidation of H2 and the electro-reduction of propiophenone. The main products of this fuel cell should be 1-phenyl-1-propanol and electricity. The 1-phenyl-1-propanol should then be …
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Fundamental understanding and design principles of oxide/metal surfaces for lithium storage
… batteries. Fundamental approaches involving electrochemical characterizations, advanced spectroscopic and microscopic techniques were used to probe the interfacial and surface reactions of these batteries. The criteria for efficient electrode-electrolyte interfaces for Li-ion batteries were …
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Rapid separation of phenolic flavourings by liquid chromatography and nanomolar electrochemical detection at a boron-doped diamond electrode
… characteristics of the boron-doped diamond (BDD) electrode and the coupling of liquid chromatography (LC) with electrochemical detection (ECD) are also described. This work focuses on determining the phenolic analytes that are associated with the distinct flavour of whiskey. Initially, the whiskey …
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Uremic Toxins Removal in Kidney Dialysis through Molecularly Imprinted Polymers and Membranes
… dimethacrylate (EGDMA) = 1:2:1:5, providing electrostatic interactions, hydrogen bonding and stacking interaction, respectively. The best MIPs showed a capacity of 3.3 mg/g with high capacity and specificity against two competing compounds (tryptophan and glutamic acid). In dialysate solution …
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Condition monitoring of polymer electrolyte membrane fuel cells
… storage technology in use today in the portable electronics, the automotive sector and to a lesser extent power networks is battery based systems. To overcome some of the limitations inherent in batteries, fuel cell based power generators and converters have been developed. Fuel cells act as …
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VALORIZATION OF POLYHYDROXYLATED AND HALOGENATED COMPOUNDS THROUGH ELECTROCHEMICAL OXIDATION-REDUCTION REACTIONS
… trying to replace the petroleum-based industry. Electrosynthesis is an approach, so far undervalued, with a huge potential to allow the shift from conventional fossil-based towards real sustainable chemistry. Electrochemistry can exploit the excess renewable electricity to convert feedstocks into …