Current limiting mechanisms in magnesium diboride superconductors. Numerous important applications have already been identified for MgB2 wire: power transmission cables, fault current limiters, transformers and magnets for motors and generators, as well as MRI. The significant increase in current carrying capacity of one order of magnitude expected to result from the proposed program will enable MgB2 to replace presently existing low-temperature superconductors (LTS) and expensive high-temperat ....Current limiting mechanisms in magnesium diboride superconductors. Numerous important applications have already been identified for MgB2 wire: power transmission cables, fault current limiters, transformers and magnets for motors and generators, as well as MRI. The significant increase in current carrying capacity of one order of magnitude expected to result from the proposed program will enable MgB2 to replace presently existing low-temperature superconductors (LTS) and expensive high-temperature superconductors (HTS) in numerous important applications. MgB2 technology, coupled with renewable energy sources, has the potential to provide a long-term solution to the energy crisis and global warming threat.Read moreRead less
Development of high performance second generation superconductors. Robust, high performance high temperature superconductor (HTS) wire underpins a worldwide opportunity to revolutionize the electric power grid, transportation, electronics and many other industries with a new generation of high efficiency, compact, and environmentally friendly electrical equipment. This program combines our expertise in superconductor thin-film fabrication and characterization and expertise of a local industrial ....Development of high performance second generation superconductors. Robust, high performance high temperature superconductor (HTS) wire underpins a worldwide opportunity to revolutionize the electric power grid, transportation, electronics and many other industries with a new generation of high efficiency, compact, and environmentally friendly electrical equipment. This program combines our expertise in superconductor thin-film fabrication and characterization and expertise of a local industrial partner in the development of superconducting wires. The success of the proposed project will bring benefit to local industry and employment, and significantly enhance the international competitiveness in HTS of Australian industry.Read moreRead less
Structure-Activity Relationships in Silicon-based Photovoltaics Through Atomic Scale Microscopy. This project aims to develop new design principles for silicon-based photovoltaics (PVs) through a comprehensive study of atomic-scale structures and phenomena in PV materials. The development of more efficient photovoltaic materials is of major global importance, given the pressing need for clean and renewable sources of energy. Australia has international leadership in developing solar cell technol ....Structure-Activity Relationships in Silicon-based Photovoltaics Through Atomic Scale Microscopy. This project aims to develop new design principles for silicon-based photovoltaics (PVs) through a comprehensive study of atomic-scale structures and phenomena in PV materials. The development of more efficient photovoltaic materials is of major global importance, given the pressing need for clean and renewable sources of energy. Australia has international leadership in developing solar cell technologies, and the ideal natural environment to exploit these technologies. The fundamental insights derived in this project, such as detailed 3D maps of dopant distributions at the atomic scale, will bolster Australia's international reputation in the field and provide better control in the design of PV devices. Read moreRead less
Graphene based nanostructures for high performance devices. Graphene sheets are the building blocks of graphite and a huge variety of carbon based nanostructures. Stacked graphene sheets have the unique property of the highest known thermal conductivity. By manipulating graphene sheets into three-dimensional channels and interconnects, vastly increased heat fluxes can be extracted from sensitive nanoscale devices such as microprocessors and micro electro mechanical systems. The potential of stac ....Graphene based nanostructures for high performance devices. Graphene sheets are the building blocks of graphite and a huge variety of carbon based nanostructures. Stacked graphene sheets have the unique property of the highest known thermal conductivity. By manipulating graphene sheets into three-dimensional channels and interconnects, vastly increased heat fluxes can be extracted from sensitive nanoscale devices such as microprocessors and micro electro mechanical systems. The potential of stacks of graphene as electrical contacts and interconnects will also be explored. By combining thermal and electrical functions, graphene will allow more efficient use of the valuable space on future devices. The outcome will be more efficient nanoscale devices to meet ever increasing performance demands.Read moreRead less
Materials Optimization and Interfacial Engineering of Cobalt and Europium Codoped ZnO for Multifunctional Spintronic Devices. Recent advances in new materials engineering holds a promise of surmounting the miniaturization limits of silicon technology by exploiting the spin of electrons in semiconductors. Spin transistor is among a number of nanoscale devices that may revolutionize telecommunications, computing and daily life. Current transistors are electronic circuits that make up most semico ....Materials Optimization and Interfacial Engineering of Cobalt and Europium Codoped ZnO for Multifunctional Spintronic Devices. Recent advances in new materials engineering holds a promise of surmounting the miniaturization limits of silicon technology by exploiting the spin of electrons in semiconductors. Spin transistor is among a number of nanoscale devices that may revolutionize telecommunications, computing and daily life. Current transistors are electronic circuits that make up most semiconductors; an international market will grow to US$1000bn per year in 2013. In a few years, the spin transistor will be on par with electronics. Success of this program will facilitate the development of spintronic materials and technologies, and also generated patents and intellectual properties, thus resulting in revenue for Australia through their commercialisations.Read moreRead less
Nanocavities in Si - Structural Evolution and Metal Gettering. Nanocavities represent a novel means of minimising metallic contamination in the active region of Si microelectronic devices. We propose innovative experiments, using in-situ transmission electron microscopy and synchrotron-based x-ray methods, to achieve a fundamental understanding of the processes that govern nanocavity structural evolution and metallic impurity trapping. We seek to develop a patentable technology to enhance impu ....Nanocavities in Si - Structural Evolution and Metal Gettering. Nanocavities represent a novel means of minimising metallic contamination in the active region of Si microelectronic devices. We propose innovative experiments, using in-situ transmission electron microscopy and synchrotron-based x-ray methods, to achieve a fundamental understanding of the processes that govern nanocavity structural evolution and metallic impurity trapping. We seek to develop a patentable technology to enhance impurity trapping efficiency and thus dramatically increase the applicability of this industrially-relevant process.Read moreRead less
Probing the properties of amorphous semiconductors with swift heavy ion irradiation and synchrotron radiation. This proposal is consistent with Research Priority 3: Frontier Technologies for Building and Transforming Australian Industries and the Priority Goals: Breakthrough Science, Frontier Technologies and Advanced Materials. We seek to deduce and understand the processes operative during swift heavy ion irradiation of amorphous semiconductors to probe fundamental materials properties. Ou ....Probing the properties of amorphous semiconductors with swift heavy ion irradiation and synchrotron radiation. This proposal is consistent with Research Priority 3: Frontier Technologies for Building and Transforming Australian Industries and the Priority Goals: Breakthrough Science, Frontier Technologies and Advanced Materials. We seek to deduce and understand the processes operative during swift heavy ion irradiation of amorphous semiconductors to probe fundamental materials properties. Our results and accompanying scientific insight will broaden the applicability of amorphous semiconductors in advanced technologies, enhance the national research profile, increase the domestic knowledge base and yield skilled, young scientists trained to utilise the Australian Synchrotron.Read moreRead less
Amorphous-Phase Formation and Structure in Semiconductor Substrates following Swift Heavy-Ion Irradiation. This proposal is consistent with Research Priority 3: Frontier Technologies for Building and Transforming Australian Industries and the Priority Goals: Breakthrough Science, Frontier Technologies and Advanced Materials. We seek to deduce and understand the processes operative during swift heavy-ion irradiation of elemental and binary semiconductor substrates and identify and measure the ....Amorphous-Phase Formation and Structure in Semiconductor Substrates following Swift Heavy-Ion Irradiation. This proposal is consistent with Research Priority 3: Frontier Technologies for Building and Transforming Australian Industries and the Priority Goals: Breakthrough Science, Frontier Technologies and Advanced Materials. We seek to deduce and understand the processes operative during swift heavy-ion irradiation of elemental and binary semiconductor substrates and identify and measure the resulting amorphous-phase structure. Our results and accompanying scientific insight will broaden the applicability of these materials in advanced technologies, enhance the national research profile, increase the domestic knowledge base and yield skilled, young scientists trained to utilize the Australian Synchrotron when commissioned in 2007.Read moreRead less
Development of Magnesium Diboride Superconductor Wires with High Upper Critical Field for MRI Applications. The aim of the program is to demonstrate the superconducting magnesium diboride (MgB2) wires with improved upper critical field (Hc2,) appropriate for large-scale applications. The basic idea will be based on the two-gap superconductivity to add well-distributed impurities which will act as scatterers, increasing resistivity, and thus Hc2. The core innovation of this proposal is based on t ....Development of Magnesium Diboride Superconductor Wires with High Upper Critical Field for MRI Applications. The aim of the program is to demonstrate the superconducting magnesium diboride (MgB2) wires with improved upper critical field (Hc2,) appropriate for large-scale applications. The basic idea will be based on the two-gap superconductivity to add well-distributed impurities which will act as scatterers, increasing resistivity, and thus Hc2. The core innovation of this proposal is based on the recent breakthrough in MgB2 that was made by the CIs through nano-SiC particle doping, which achieved a record high Hc2 in bulk form and enhancement of critical current density, Jc, in magnetic fields by an order of magnitude. The expected outcome is the development of superconducting MgB2 wires and coils with high Hc2 and Jc for MRI applications.Read moreRead less
Mechanism and enhancement of supercurrent carrying ability in magnesium diboride superconductor. The newly discovered MgB2 superconductor has great potential to replace the existing conventional superconductors for uses in various medical and industrial applications. This project brings together two world leading groups with complementary expertise to develop a fundamental understanding of the factors controlling MgB2 performance and to find effective ways to significantly improve its supercurre ....Mechanism and enhancement of supercurrent carrying ability in magnesium diboride superconductor. The newly discovered MgB2 superconductor has great potential to replace the existing conventional superconductors for uses in various medical and industrial applications. This project brings together two world leading groups with complementary expertise to develop a fundamental understanding of the factors controlling MgB2 performance and to find effective ways to significantly improve its supercurrent carrying capabilities for practical applications. The outcome of this project will be of benefit to both countries and will lead to many practical applications such as transformers, rotors, and transmission cables, as well as magnetic resonance imaging without using liquid helium, reducing greenhouse gas emissions and global warming. Read moreRead less