Controlling Anisotropic Growth of Metal Oxide Crystals in Aqueous Solution by Selective Adsorption of Small Molecules. The proposed research will enhance our ability to make both light emitting diodes (LEDs) and piezoelectric actuators from ZnO. LEDs are a high efficiency light source that save energy compared to conventional illumination sources and can be fabricated in thin films. The proposal is to also bring the technology for device fabrication to Australia where it can ultimately be used ....Controlling Anisotropic Growth of Metal Oxide Crystals in Aqueous Solution by Selective Adsorption of Small Molecules. The proposed research will enhance our ability to make both light emitting diodes (LEDs) and piezoelectric actuators from ZnO. LEDs are a high efficiency light source that save energy compared to conventional illumination sources and can be fabricated in thin films. The proposal is to also bring the technology for device fabrication to Australia where it can ultimately be used to broaden the economic base of the country. The knowledge of crystal growth rate and crystal morphology control can be applied to improvements in the efficiency of alumina production which is already an important contributor to Australian exports.Read moreRead less
Discovery Early Career Researcher Award - Grant ID: DE160101293
Funder
Australian Research Council
Funding Amount
$350,000.00
Summary
Nanoporous Iron-Based Oxygen Evolution Electrocatalysts for Water Splitting. This project aims to develop high-performance water splitting devices based on nanoporous iron-based oxygen evolution electrocatalysts. The devices, which will produce hydrogen to relieve the energy shortage in Australia, can be powered by photovoltaic and wind-generated electricity or directly use solar energy. The development of new energy materials that can be used to make renewable and clean fuels from abundant and ....Nanoporous Iron-Based Oxygen Evolution Electrocatalysts for Water Splitting. This project aims to develop high-performance water splitting devices based on nanoporous iron-based oxygen evolution electrocatalysts. The devices, which will produce hydrogen to relieve the energy shortage in Australia, can be powered by photovoltaic and wind-generated electricity or directly use solar energy. The development of new energy materials that can be used to make renewable and clean fuels from abundant and easily accessible resources is among the most challenging and demanding tasks today. The combination of iron doping and nanoporous structure are intended to improve both the intrinsic and extrinsic catalytic activities of the electrocatalysts to be developed in the project.Read moreRead less
Atomic scale information for the design of nanomaterials. This project aims to develop a new tool to measure the 3-D distribution of atoms within nanoparticles. For the rational design of nanoparticles, it is necessary to compare the atomic scale structure to the resulting performance. But this information is hard to access. This projects aims to develop new methods so that atom probe microscopy can be applied to experimentally measure the precise 3-D location and identity of the individual atom ....Atomic scale information for the design of nanomaterials. This project aims to develop a new tool to measure the 3-D distribution of atoms within nanoparticles. For the rational design of nanoparticles, it is necessary to compare the atomic scale structure to the resulting performance. But this information is hard to access. This projects aims to develop new methods so that atom probe microscopy can be applied to experimentally measure the precise 3-D location and identity of the individual atoms within nanoparticles, and apply them in the development of alloy catalyst nanoparticles that could make the sustainable production of liquid fuels from biomass commercially viable. These new tools would be useful across the wide range of engineering applications for which nanomaterials are currently being developed.Read moreRead less
A new photoelectrochemical system for solar hydrogen and electricity. This project aims to develop a new integrated photoelectrochemical (PEC) system for converting solar energy into hydrogen and electricity simultaneously. The key concept is to design innovative advanced materials which will be integrated into PEC devices with capacitor function for both solar fuel production and electricity storage. This project expects to generate new knowledge in understanding the fundamental mechanism of de ....A new photoelectrochemical system for solar hydrogen and electricity. This project aims to develop a new integrated photoelectrochemical (PEC) system for converting solar energy into hydrogen and electricity simultaneously. The key concept is to design innovative advanced materials which will be integrated into PEC devices with capacitor function for both solar fuel production and electricity storage. This project expects to generate new knowledge in understanding the fundamental mechanism of developing functional materials for more efficient solar energy conversion and storage. Expected outcomes include prototypes of the next generation advanced materials and technologies for sustainable energy utilisation systems for converting solar energy into hydrogen and electricity.Read moreRead less
Discovery Early Career Researcher Award - Grant ID: DE220100798
Funder
Australian Research Council
Funding Amount
$433,000.00
Summary
Novel multinary intermetallic compounds for water electrolysis. This project aims to make breakthrough developments in producing high performance water splitting electrocatalysts based on high-entropy intermetallic compounds (HEIMCs) by understanding their processing-structure-catalysis relationships. The project will generate new knowledge on how to enhance that performance by the combined effect of nanoscale atomic ordering and lattice distortion via alloying. Expected outcomes will be an enha ....Novel multinary intermetallic compounds for water electrolysis. This project aims to make breakthrough developments in producing high performance water splitting electrocatalysts based on high-entropy intermetallic compounds (HEIMCs) by understanding their processing-structure-catalysis relationships. The project will generate new knowledge on how to enhance that performance by the combined effect of nanoscale atomic ordering and lattice distortion via alloying. Expected outcomes will be an enhanced capacity to develop and commercialise HEIMCs with functional properties superior to current hydrogen production catalysts. Anticipated benefits will be reduced consumption of fossil fuels, development of renewable clean energy, and stimulation of economic development to Australian mining industries. Read moreRead less
Anodisation methods and materials for solar water splitting. This project aims to convert and chemically store solar energy as hydrogen. Photoactive materials could harness solar energy. With fabrication methods, these thin films often suffer from poor charge transport and stability, hindering their wider application. Fabrication by anodization could potentially overcome these problems. This project will develop thin film fabrication methods based on anodization that synthesise robust, nanostruc ....Anodisation methods and materials for solar water splitting. This project aims to convert and chemically store solar energy as hydrogen. Photoactive materials could harness solar energy. With fabrication methods, these thin films often suffer from poor charge transport and stability, hindering their wider application. Fabrication by anodization could potentially overcome these problems. This project will develop thin film fabrication methods based on anodization that synthesise robust, nanostructured films with efficient compositions and structures. This will lead to photoelectrodes for efficient solar hydrogen generation, crucial for a sustainable energy future. It will also develop general design principles for photoelectrodes for devices.Read moreRead less
Perovskite Materials: Exploring properties beyond solar cells. This project aims to explore functionalities of metal halide perovskite materials for sustainable solar energy conversion and storage, beyond the heavily studied perovskite solar cell application. The project intends to design toxic lead free/less perovskite materials for an integrated photoelectrochemical hydrogen production and solar rechargeable battery system. It will study the relations between material synthesis conditions, dev ....Perovskite Materials: Exploring properties beyond solar cells. This project aims to explore functionalities of metal halide perovskite materials for sustainable solar energy conversion and storage, beyond the heavily studied perovskite solar cell application. The project intends to design toxic lead free/less perovskite materials for an integrated photoelectrochemical hydrogen production and solar rechargeable battery system. It will study the relations between material synthesis conditions, device structure and performance of the photoelectrochemical system. Expected outcomes are low cost and more efficient solar-to-hydrogen conversion and solar energy storage devices, important for sustainable use of intermittent solar energy.Read moreRead less
Overcoming the inherent instability of photocatalyst to produce solar fuels. This project aims to develop innovative materials engineering methods to suppress the intrinsic instability of novel photoactive semiconductor materials that are promising candidates for harnessing solar energy from water or industrial waste water. A number of potentially impactful photoactive materials are currently suffering from chemical- and photo-dissolution, thus hindering their practical applications. Attaining f ....Overcoming the inherent instability of photocatalyst to produce solar fuels. This project aims to develop innovative materials engineering methods to suppress the intrinsic instability of novel photoactive semiconductor materials that are promising candidates for harnessing solar energy from water or industrial waste water. A number of potentially impactful photoactive materials are currently suffering from chemical- and photo-dissolution, thus hindering their practical applications. Attaining fundamental knowledge on charge interaction at electrolyte-semiconductor interfaces will be crucial in developing the next generation of highly efficient photochemical systems in solar fuels applications.Read moreRead less
A New Photocatalytic System for Solar-to-Chemical Energy Conversion. The expected outcomes of this program are a new class of photocatalyst systems for converting waste products into valuable chemicals using solar energy. Using advanced materials and photocatalysis, the project aims to develop a new class of bi-functional photoelectrochemical (PEC) systems for application in waste brine treatment and valuable chemical generation. The key concept lies in the innovative design of layered semicondu ....A New Photocatalytic System for Solar-to-Chemical Energy Conversion. The expected outcomes of this program are a new class of photocatalyst systems for converting waste products into valuable chemicals using solar energy. Using advanced materials and photocatalysis, the project aims to develop a new class of bi-functional photoelectrochemical (PEC) systems for application in waste brine treatment and valuable chemical generation. The key concept lies in the innovative design of layered semiconductors as efficient and stable photocatalysts and their integration into PEC reaction systems for simultaneous solar hydrogen and valuable chemicals (eg bromine) generation from brine. The project aims to advance fundamental understanding of the photocatalytic water-splitting concept to other waste product splitting.Read moreRead less
New carbon nanotube electrocatalysts for water splitting and fuel cells. The demand for clean, secure and sustainable energy sources has stimulated great interest in electrochemical energy storage and conversion technologies such as water splitting and fuel cells. The efficiency of water splitting and fuel cells is however strongly dependent on the activity of the electrocatalysts. The objective of the project is to develop new electrocatalysts based on the recently discovered phenomena that car ....New carbon nanotube electrocatalysts for water splitting and fuel cells. The demand for clean, secure and sustainable energy sources has stimulated great interest in electrochemical energy storage and conversion technologies such as water splitting and fuel cells. The efficiency of water splitting and fuel cells is however strongly dependent on the activity of the electrocatalysts. The objective of the project is to develop new electrocatalysts based on the recently discovered phenomena that carbon nanotubes with specific size and number of walls are very active and significantly promote the reaction of water splitting and fuel cells. The proposed project is expected to open a new research field in the development of new electrocatalysts and photoelectrocatalysts for advanced energy conversion and storage technologies.Read moreRead less