A Midas touch for electrophiles in new reaction development. This project aims to address the lack of knowledge about how high-value organic molecules are formed in gold-catalysed reactions by advancing a novel mode of catalysis. This project expects to generate new knowledge about these gold-catalysed reactions using an innovative, interdisciplinary approach incorporating computational and synthetic techniques. Expected outcomes of this project include the optimisation and development of import ....A Midas touch for electrophiles in new reaction development. This project aims to address the lack of knowledge about how high-value organic molecules are formed in gold-catalysed reactions by advancing a novel mode of catalysis. This project expects to generate new knowledge about these gold-catalysed reactions using an innovative, interdisciplinary approach incorporating computational and synthetic techniques. Expected outcomes of this project include the optimisation and development of important organic reactions and enhancing collaboration nationally and internationally between computational and synthetic chemists. This should provide significant benefits in the form of improved chemical reactions for chemists to prepare new pharmaceuticals, agrochemicals and materials.Read moreRead less
Electrocatalytic Generation of Ammonia from Air and Water. The aim is to directly convert nitrogen under mild conditions, using renewable power, to form ammonia for fertilisers and fuels, enabled by new, nanostructured, electrocatalysts based on single-sheet and composite materials. Unlike nitrogen fixation using a three-electrode system, the project will use a novel mixed gas- and liquid-phase electrocatalytic nitrogen reduction two-electrode reactor. Based on fuel cells, it is designed to acce ....Electrocatalytic Generation of Ammonia from Air and Water. The aim is to directly convert nitrogen under mild conditions, using renewable power, to form ammonia for fertilisers and fuels, enabled by new, nanostructured, electrocatalysts based on single-sheet and composite materials. Unlike nitrogen fixation using a three-electrode system, the project will use a novel mixed gas- and liquid-phase electrocatalytic nitrogen reduction two-electrode reactor. Based on fuel cells, it is designed to accelerate the naturally sluggish nitrogen reduction reaction, NRR, significantly improving the reaction rate and selectivity. The project will also gain atomic-level understanding of the mechanism of NRR, based on in-situ spectroscopies used under operando conditions, e.g., Raman or X-ray absorption.Read moreRead less
Chlorine Evolution Catalysts for Efferent Seawater Electrolysis. Seawater is the most abundant aqueous resource on earth that is readily accessible at very low costs, but yet to be directly utilised for production of hydrogen fuel and commodity chemicals. This project aims to develop cheap and plentiful carbon-based high performance chlorine evolution electrocatalysts for seawater electrolysis powered by renewable electricity to realise the production of hydrogen, chlorine and sodium hydroxide d ....Chlorine Evolution Catalysts for Efferent Seawater Electrolysis. Seawater is the most abundant aqueous resource on earth that is readily accessible at very low costs, but yet to be directly utilised for production of hydrogen fuel and commodity chemicals. This project aims to develop cheap and plentiful carbon-based high performance chlorine evolution electrocatalysts for seawater electrolysis powered by renewable electricity to realise the production of hydrogen, chlorine and sodium hydroxide directly from seawater. The electrolyser can also be used to treat desalination brine while produce hydrogen and chemicals. The success of the project will set a firm technological foundation for seawater utilisation, which will add to Australian capability to meet future energy and environment challenges.Read moreRead less
High-productivity ammonia electrosynthesis. The aim of this project is to develop and demonstrate high-performance devices for ammonia production from renewables by a scalable electrolysis method. This will be achieved by experimental and modelling investigations of the nitrogen reduction reaction to guide the design of tailor-made cathodes. New knowledge in catalysis and materials science is expected to be generated. The target outcome of the project is a sustainable and affordable ammonia synt ....High-productivity ammonia electrosynthesis. The aim of this project is to develop and demonstrate high-performance devices for ammonia production from renewables by a scalable electrolysis method. This will be achieved by experimental and modelling investigations of the nitrogen reduction reaction to guide the design of tailor-made cathodes. New knowledge in catalysis and materials science is expected to be generated. The target outcome of the project is a sustainable and affordable ammonia synthesis method as an alternative to the current fossil-fuels-based and excessively greenhouse-emitting process. The technology to be developed in this project is anticipated to be of significant benefit to the Australian agriculture sector as a local, on-demand source of low-cost fertilisers.Read moreRead less
New dimensions of electrocatalyst design for sustainable energy future. This project aims to produce valuable chemicals from air, water and Australia’s abundant renewable energy, by developing efficient, robust catalysts for water oxidation, nitrogen reduction and ammonia oxidation — key processes for sustainable production of green fuels and fertilisers. The interdisciplinary project strategy will use a suite of advanced instrumental and theoretical tools to understand and control how catalysts ....New dimensions of electrocatalyst design for sustainable energy future. This project aims to produce valuable chemicals from air, water and Australia’s abundant renewable energy, by developing efficient, robust catalysts for water oxidation, nitrogen reduction and ammonia oxidation — key processes for sustainable production of green fuels and fertilisers. The interdisciplinary project strategy will use a suite of advanced instrumental and theoretical tools to understand and control how catalysts operate. Expected outcomes include new techniques to study catalysts, new catalyst design concepts, and novel high-performance catalytic materials and devices for sustainable electrosynthesis. These new technologies should reduce emissions and help Australia be a world leader in renewable-energy and fertiliser export.Read moreRead less
Nanostructured solid acid catalysts for sustainable chemical manufacturing. This project aims to develop next-generation solid acid catalysts for energy- and atom-efficient transformations of waste biomass and carbon dioxide to sustainable chemicals and fuels. Catalysis is a transformative technology, key to both life and lifestyle, contributing to 90% of chemical manufacturing processes and >20% of all industrial products, and will be a key enabler for the emerging Australian bioeconomy. The ex ....Nanostructured solid acid catalysts for sustainable chemical manufacturing. This project aims to develop next-generation solid acid catalysts for energy- and atom-efficient transformations of waste biomass and carbon dioxide to sustainable chemicals and fuels. Catalysis is a transformative technology, key to both life and lifestyle, contributing to 90% of chemical manufacturing processes and >20% of all industrial products, and will be a key enabler for the emerging Australian bioeconomy. The expected development of new high performance catalysts for the production of renewable transportation fuels and sustainable chemical feedstocks will underpin commercially viable low carbon technologies using waste resources, and should provide significant benefits to Australian science, industry, and the environment.
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Promoting transition metal complex catalysis with plasmonic antennae. This project aims to apply visible light photocatalysis to a wide range of chemical reactions by utilizing the intriguing effects of intense light absorption by plasmonic metal nanoparticles, such as generating energetic electrons, changing reactant adsorption and the chemical binding of reactant with the catalyst. These effects will promote catalysis at surface-bound metal complex reaction sites under mild reaction conditions ....Promoting transition metal complex catalysis with plasmonic antennae. This project aims to apply visible light photocatalysis to a wide range of chemical reactions by utilizing the intriguing effects of intense light absorption by plasmonic metal nanoparticles, such as generating energetic electrons, changing reactant adsorption and the chemical binding of reactant with the catalyst. These effects will promote catalysis at surface-bound metal complex reaction sites under mild reaction conditions. This is a part of our long-term effort to transform chemical production by heating into green photocatalytic process. This project expects to generate knowledge crucial for developing theories for catalysis, the design of efficient catalysts, green chemical synthesis methods, and enhance international collaboration.Read moreRead less
Optimising catalyst performance by tuning adsorption with light. This project aims to utilize visible light to control reactant adsorption on catalyst surfaces for accelerating reactions and tuning product selectivity. Visible light irradiation of plasmonic metal nanoparticles can generate a force that attracts reactant to the nanoparticles in a catalyst, and causes desorption of other reactant-types from the particles. These compound-selective effects can alter the concentrations of reactants a ....Optimising catalyst performance by tuning adsorption with light. This project aims to utilize visible light to control reactant adsorption on catalyst surfaces for accelerating reactions and tuning product selectivity. Visible light irradiation of plasmonic metal nanoparticles can generate a force that attracts reactant to the nanoparticles in a catalyst, and causes desorption of other reactant-types from the particles. These compound-selective effects can alter the concentrations of reactants at the catalyst surface, a new paradigm for optimising catalytic performance. This project expects to open new capabilities within fields of catalysis and light-matter interaction. The anticipated outcomes include significant advancement of knowledge in catalysis and new approaches for important chemical synthesis.Read moreRead less
Spatially orthogonal multifunctional materials for catalytic cascades. This project aims to develop and implement new strategies to create, visualise, and apply multifunctional catalysts in which the location of (and communication between) active sites is precisely controlled to unlock ultraselective cascade reactions. Catalysis is a key enabling technology contributing to 35 % of the global economy, with new catalysts underpinning socioeconomic advancement through fuels, chemicals, and pharmace ....Spatially orthogonal multifunctional materials for catalytic cascades. This project aims to develop and implement new strategies to create, visualise, and apply multifunctional catalysts in which the location of (and communication between) active sites is precisely controlled to unlock ultraselective cascade reactions. Catalysis is a key enabling technology contributing to 35 % of the global economy, with new catalysts underpinning socioeconomic advancement through fuels, chemicals, and pharmaceuticals production, and environmental depollution. This interdisciplinary project expects to discover next-generation nanoengineered catalysts, and to develop innovative energy- and resource-efficient chemical processes, which should offer significant benefits to Australian science, industry, and the environment.Read moreRead less
Discovery Early Career Researcher Award - Grant ID: DE210100053
Funder
Australian Research Council
Funding Amount
$428,710.00
Summary
Computational Discovery & Design of New Catalytic Halogenophilic Reactions. Computational chemistry will be used to discover and predict new halogenophilic (halogeno = halogen; philic = like) substitution reactions (SN2X) catalysed by positively charged (cationic) catalysts. SN2X is a less known substitution reaction compared to accepted textbook nucleophilic (nucleo = electron-rich) substitution reactions. This proposal capitalises on previous theoretical-experimental understanding of a cation- ....Computational Discovery & Design of New Catalytic Halogenophilic Reactions. Computational chemistry will be used to discover and predict new halogenophilic (halogeno = halogen; philic = like) substitution reactions (SN2X) catalysed by positively charged (cationic) catalysts. SN2X is a less known substitution reaction compared to accepted textbook nucleophilic (nucleo = electron-rich) substitution reactions. This proposal capitalises on previous theoretical-experimental understanding of a cation-catalysed SN2X to develop new chemical reactions using SN2X synthetic strategies to access difficult-to-make molecules of potential medicinal relevance with heavily substituted carbon-carbon and carbon heteroatom bonds. Read moreRead less