Band gap engineering of novel (In,Ga)SbN epitaxial semiconductors for high-performance long-wavelength optoelectronic devices. This proposal is at the forefront of a number of important fields, and therefore the outcomes are expected to be of great interest to a broad spectrum of industry sectors, including national defence, health care, environment and manufacturing. This novel material system could create new high technologies for various infrared devices. The outcomes of this project will pos ....Band gap engineering of novel (In,Ga)SbN epitaxial semiconductors for high-performance long-wavelength optoelectronic devices. This proposal is at the forefront of a number of important fields, and therefore the outcomes are expected to be of great interest to a broad spectrum of industry sectors, including national defence, health care, environment and manufacturing. This novel material system could create new high technologies for various infrared devices. The outcomes of this project will position Australian researchers among the pioneering groups in this area and will be beneficial to several major technology-related fields: global warming and associated environmental monitoring, security systems, thermal-imaging systems for night vision, and healthcare with the emphasis on disease diagnosis and treatment.Read moreRead less
Photonic structures for high efficiency, low cost solar cells. Photovoltaics is a non-polluting, environmentally sustainable way of converting sunlight directly to electricity. The reduction of cost is the most important issue in photovoltaic solar energy conversion. This project will lead to the development of solar cell structures and techniques that have the potential to significantly reduce the cost of thin film solar cells, which are the major contender for the lowest cost photovoltaic te ....Photonic structures for high efficiency, low cost solar cells. Photovoltaics is a non-polluting, environmentally sustainable way of converting sunlight directly to electricity. The reduction of cost is the most important issue in photovoltaic solar energy conversion. This project will lead to the development of solar cell structures and techniques that have the potential to significantly reduce the cost of thin film solar cells, which are the major contender for the lowest cost photovoltaic technology. If the cost of photovoltaics was sufficiently reduced it could have a major impact on reducing greenhouse gas emissions and pollution in Australia.Read moreRead less
Wet Granular Materials: A Three-Dimensional Study Using X-Ray Microtomography. Wet granular materials are of immense economic importance in industries such as mining, agriculture, pharmaceuticals, and food processing. It has been estimated that operations involving the storage, handling and transport of granular materials account for over a third of the capital costs and over half of all the operating costs involved in process industries worldwide. An improved understanding of the dramatic effec ....Wet Granular Materials: A Three-Dimensional Study Using X-Ray Microtomography. Wet granular materials are of immense economic importance in industries such as mining, agriculture, pharmaceuticals, and food processing. It has been estimated that operations involving the storage, handling and transport of granular materials account for over a third of the capital costs and over half of all the operating costs involved in process industries worldwide. An improved understanding of the dramatic effects of liquid on the cohesion, flow and mixing of granular materials will be of benefit to Australian industry both in terms of helping to reduce costly problems, such as caking and segregation, and in terms of the development of better particulate-based products, such as ceramics and pharmaceuticals.Read moreRead less
Formation Mechanism and Controlled Growth of Carbon Nanotubes. Carbon nanotubes are exciting nano-materials and important "building blocks" of nanotechnology. Research and application of nanotubes are at the forefront of nanotechnology development. This project will investigate the formation mechanisms and controlled growth of carbon nanotubes in a new mechano-thermal synthesis process in which carbon nanotubes are produced in the order of kilogram from graphite powder by mechanical milling and ....Formation Mechanism and Controlled Growth of Carbon Nanotubes. Carbon nanotubes are exciting nano-materials and important "building blocks" of nanotechnology. Research and application of nanotubes are at the forefront of nanotechnology development. This project will investigate the formation mechanisms and controlled growth of carbon nanotubes in a new mechano-thermal synthesis process in which carbon nanotubes are produced in the order of kilogram from graphite powder by mechanical milling and thermal annealing. The outcomes of this research will be profoundly enhanced understanding of the controlled assembly of carbon atoms into a variety of nanosized tubules with excellent mechanical, chemical and physical properties, and an innovative synthesis/manipulation technology for industrial applications.Read moreRead less
Development of new membrane-electrode assemblies for low temperature fuel cells. New electrodes and electrolytes for low temperature fuel cells will herald in a new epoch in the hydrogen economy for Australia. The IP developed in this project will form the basis for new transportation systems that do not lead to chemical pollution in Australia's cities. The new materials and processing techniques will lead to cheaper and more efficient fuel cells, allowing their use in portable computers, small ....Development of new membrane-electrode assemblies for low temperature fuel cells. New electrodes and electrolytes for low temperature fuel cells will herald in a new epoch in the hydrogen economy for Australia. The IP developed in this project will form the basis for new transportation systems that do not lead to chemical pollution in Australia's cities. The new materials and processing techniques will lead to cheaper and more efficient fuel cells, allowing their use in portable computers, small electrical appliances, public transport and in private cars in about ten years. Read moreRead less
Indium arsenic antimony (InAsSb) Quantum Dots for Mid-Infrared Lasers. This proposal will open a new area of research for mid-infrared laser devices. Any achievement from this project will benefit various academic and industrial communities, such as national security, environmental monitoring and spectroscopy. The outcomes of this research could create a new generation of high-performance mid-infrared lasers and put Australian researchers in the forefront of the development in this field.
Investigation of P Type Emitters for Future Generation Photovoltaics. The overseas market for photovoltaic panels is large and rapidly expanding - it is expected to grow six-fold over the next decade, to nearly US$10 billion per annum. Australia is well placed to capture a significant share of this market, creating employment and export earnings. The project is expected to make a significant contribution to the development of a vibrant and highly competitive photovoltaics industry in Australia, ....Investigation of P Type Emitters for Future Generation Photovoltaics. The overseas market for photovoltaic panels is large and rapidly expanding - it is expected to grow six-fold over the next decade, to nearly US$10 billion per annum. Australia is well placed to capture a significant share of this market, creating employment and export earnings. The project is expected to make a significant contribution to the development of a vibrant and highly competitive photovoltaics industry in Australia, since the results of the research are expected to lead to improved manufacturing processes. In addition, photovoltaics will be a key technology to reduce greenhouse gas emissions and thus mitigate the magnitude and severity of the effects of global warming. Read moreRead less
High Temperature Silicon Nitride for Improved Silicon Photovoltaics. The project is expected to make a significant contribution to the development of a vibrant and highly competitive photovoltaics industry in Australia, since the results of the research are expected to lead to improved manufacturing processes. A strong photovoltaics industry will lead to the creation of significant numbers of jobs and export earnings. There is a large and rapidly expanding overseas market for solar panels. In a ....High Temperature Silicon Nitride for Improved Silicon Photovoltaics. The project is expected to make a significant contribution to the development of a vibrant and highly competitive photovoltaics industry in Australia, since the results of the research are expected to lead to improved manufacturing processes. A strong photovoltaics industry will lead to the creation of significant numbers of jobs and export earnings. There is a large and rapidly expanding overseas market for solar panels. In addition, the large scale deployment of photovoltaic systems will help to reduce greenhouse gas emissions and thus mitigate the magnitude and severity of the effects of global warming. Read moreRead less
Growth and intermixing of quantum dots for multi-wavelength infrared photodetectors. Quantum dots are nano-scale structures grown by self-assembled epitaxial methods. In this project, intermixing of quantum dots, which is a novel technology to modify the opto-electronic properties of the dots will be studied using ion implantation and subsequent annealing. Optimised growth, implantation and annealing conditions will be used to grow and tune the detection wavelength of the infrared photodetectors ....Growth and intermixing of quantum dots for multi-wavelength infrared photodetectors. Quantum dots are nano-scale structures grown by self-assembled epitaxial methods. In this project, intermixing of quantum dots, which is a novel technology to modify the opto-electronic properties of the dots will be studied using ion implantation and subsequent annealing. Optimised growth, implantation and annealing conditions will be used to grow and tune the detection wavelength of the infrared photodetectors using intersubband transition. This will allow us to fabricate multi-wavelength infrared photodetectors for high performance infrared imaging system. This project involves an exciting combination of fundamental physics and device technology.Read moreRead less
Boron Nitride Nanotub Synthesis and Applications. Boron nitride (BN) nanotubes have an analogous structure to carbon nanotubes but offer many electronic and chemical properties. This project aims to synthesis BN nanotubes with controlled structures using a mechano-thermal method involving ball milling of boron powder at room temperature followed by thermal annealing in nitrogen gas. Systematic investigation will be conducted to clarify the fundamental formation mechanism related to various nano ....Boron Nitride Nanotub Synthesis and Applications. Boron nitride (BN) nanotubes have an analogous structure to carbon nanotubes but offer many electronic and chemical properties. This project aims to synthesis BN nanotubes with controlled structures using a mechano-thermal method involving ball milling of boron powder at room temperature followed by thermal annealing in nitrogen gas. Systematic investigation will be conducted to clarify the fundamental formation mechanism related to various nanostructures. New chemical, mechanical and thermal properties and possible applications will be explored. The outcomes of this research will be profoundly understanding of the controlled assembly of small atoms into nanosized tubules and an innovative synthesis technology.Read moreRead less