Cold catalysis for water splitting. This project aims to develop photocatalysts via AC magnetic field through nanoscale heating for efficient H2 generation. This project is to introduce cold catalysis concept, which heats catalysts only but not solution, thus called cold catalysis, in the area of production of renewable energy. Expected outcome is the creation of clean and low cost catalysts to effectively harvest the chemical energy from the sun via splitting of water into H2 and O2 without cau ....Cold catalysis for water splitting. This project aims to develop photocatalysts via AC magnetic field through nanoscale heating for efficient H2 generation. This project is to introduce cold catalysis concept, which heats catalysts only but not solution, thus called cold catalysis, in the area of production of renewable energy. Expected outcome is the creation of clean and low cost catalysts to effectively harvest the chemical energy from the sun via splitting of water into H2 and O2 without causing any environmental damage. This unique technology will also help to address clean energy generation, which is in line with H2 economy plan by Australia government, and provide opportunities for new industries that will benefit Australian economy.Read moreRead less
Accelerated discovery of solar hydrogen photocatalysts. Solar photocatalysis is recognised as an environmentally sustainable process for production of Hydrogen. The adaptation of sophisticated machine learning to innovate solar photocatalysis hydrogen evolution is under question. We aim to harvest scientific principles and integrate with robust protocols to obtain a machine-augmented rational workflow guiding and accelerating discovery of optimal catalysts for solar hydrogen production – solving ....Accelerated discovery of solar hydrogen photocatalysts. Solar photocatalysis is recognised as an environmentally sustainable process for production of Hydrogen. The adaptation of sophisticated machine learning to innovate solar photocatalysis hydrogen evolution is under question. We aim to harvest scientific principles and integrate with robust protocols to obtain a machine-augmented rational workflow guiding and accelerating discovery of optimal catalysts for solar hydrogen production – solving a major bottleneck. The project will contribute largely to Australia’s renewable energy sector; fundamental knowledge-based cognitive photocatalysis platform would be conveniently scalable and transferable to mechanistically relevant processes, such as ammonia synthesis and greenhouse gas reduction.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
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
Designing a photo-electro-catalysis system for selective organic oxidation. The research aims to establish new composite materials to enable realisation of next generation organic electrolysers for renewable hydrogen production. Water electrolysis is seen as the front-running technology in Australia's drive to be a renewable hydrogen exporter. Significant opportunity exists in adopting organic electrolysis as an alternative with additional benefits, including lower energy input and value-added c ....Designing a photo-electro-catalysis system for selective organic oxidation. The research aims to establish new composite materials to enable realisation of next generation organic electrolysers for renewable hydrogen production. Water electrolysis is seen as the front-running technology in Australia's drive to be a renewable hydrogen exporter. Significant opportunity exists in adopting organic electrolysis as an alternative with additional benefits, including lower energy input and value-added chemical production (alongside H2), off-setting costs. Challenges exist with controlling organic product selectivity and restricting carbon dioxide generation. The project intends to deliver a system which uses complementary phenomena (light activation, controllable polarity, magnetic response) to resolve said challenges. Read moreRead less
Discovery Early Career Researcher Award - Grant ID: DE150100752
Funder
Australian Research Council
Funding Amount
$360,000.00
Summary
Rational Design of Hematite Photoanodes for Solar Hydrogen Generation. Hematite (iron oxide) is a promising electrode material for photoelectrochemical hydrogen generation from water. It has low cost, good long-term stability and absorbs light efficiently. However, its use is limited by its poor electrical conductivity. This project aims to develop a novel host-guest nanostructure that exploits the beneficial light-absorption properties of hematite (the guest) but shifts the charge transport fun ....Rational Design of Hematite Photoanodes for Solar Hydrogen Generation. Hematite (iron oxide) is a promising electrode material for photoelectrochemical hydrogen generation from water. It has low cost, good long-term stability and absorbs light efficiently. However, its use is limited by its poor electrical conductivity. This project aims to develop a novel host-guest nanostructure that exploits the beneficial light-absorption properties of hematite (the guest) but shifts the charge transport function to a nanostructured transparent conductive oxide host. The project aims to produce nanostructured hematite electrodes for efficient hydrogen production from water and sunlight, thus making a significant contribution to the goal of commercially-viable storage of solar energy in the form of hydrogen.Read moreRead less
Solar powered water splitting/flow cell system for hydrogen and electricity. This project aims to develop an advanced solar energy conversion system for converting solar energy to hydrogen fuel and electric power. It aims to achieve unprecedented conversion efficiency by Integrating solar water splitting with the rechargeable battery. The solar-powered system without external bias assisted can split water and charge the battery. The significance of this project is to propose an innovative concep ....Solar powered water splitting/flow cell system for hydrogen and electricity. This project aims to develop an advanced solar energy conversion system for converting solar energy to hydrogen fuel and electric power. It aims to achieve unprecedented conversion efficiency by Integrating solar water splitting with the rechargeable battery. The solar-powered system without external bias assisted can split water and charge the battery. The significance of this project is to propose an innovative concept of efficient energy conversion and establish a promising research area of solar energy utilization. The project's success will bring game-changing breakthroughs, push the frontier of solar energy and accelerate its practical application in the hydrogen industry, which is crucial to Australia National Hydrogen Strategy.Read moreRead less
Efficient photovoltaic-electrochemical water splitting for clean hydrogen. This project aims to develop a novel, low cost and high performance monolithic photovoltaic-electrochemical (PV-EC) device for clean hydrogen production. This device tailors and integrates low cost and high performance thin film and tandem photovoltaics for water splitting with the aim of achieving high solar to hydrogen conversion efficiency towards 20%. Earth abundant and stable catalysts will be developed in this proje ....Efficient photovoltaic-electrochemical water splitting for clean hydrogen. This project aims to develop a novel, low cost and high performance monolithic photovoltaic-electrochemical (PV-EC) device for clean hydrogen production. This device tailors and integrates low cost and high performance thin film and tandem photovoltaics for water splitting with the aim of achieving high solar to hydrogen conversion efficiency towards 20%. Earth abundant and stable catalysts will be developed in this project to replace noble based catalysts, as well as novel architectures for electrical contacting, feed-through and catalyst integration in PV-EC devices. These innovations offer high performance and the potential for device costs 2 to 3 orders of magnitude lower than recent world record photoelectrochemical devices. Read moreRead less
Anion Exchange Membrane Water Electrolysis for Clean Hydrogen Production. Low-cost and robust water electrolysis technology is a cornerstone towards the success of the hydrogen economy. This project aims to develop next generation anion exchange membrane water electrolyser technologies for low-cost and high-efficiency clean hydrogen production and renewable energy storage. Novel non-precious transition metal-based catalysts with high intrinsic activity, large surface area and super-hydrophilic s ....Anion Exchange Membrane Water Electrolysis for Clean Hydrogen Production. Low-cost and robust water electrolysis technology is a cornerstone towards the success of the hydrogen economy. This project aims to develop next generation anion exchange membrane water electrolyser technologies for low-cost and high-efficiency clean hydrogen production and renewable energy storage. Novel non-precious transition metal-based catalysts with high intrinsic activity, large surface area and super-hydrophilic surfaces will be developed, and their mechanism and stability within membrane electrode assemblies understood by using operando spectroscopy, electrochemistry and 3D X-ray imaging characterisations. An efficient anion exchange membrane water electrolyser prototype made entirely of non-precious materials is to be devised. Read moreRead less