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
Development of high-temperature superconducting coated conductors by pulsed-laser deposition technique for future long-length applications. The aim of the project is to develop a novel technology for manufacturing flexible coated conductors with the help of a pulsed laser deposition technique, in order to enhance the current-carrying ability of high-temperature superconducting coatings (including multi-layered coatings) for future long-length high power applications. To achieve desirable electr ....Development of high-temperature superconducting coated conductors by pulsed-laser deposition technique for future long-length applications. The aim of the project is to develop a novel technology for manufacturing flexible coated conductors with the help of a pulsed laser deposition technique, in order to enhance the current-carrying ability of high-temperature superconducting coatings (including multi-layered coatings) for future long-length high power applications. To achieve desirable electromagnetic properties governed by the nano-structures of the coatings, a well-balanced combination of world-class "global" and "local" electromagnetic property measurements with advanced structural characterisations is suggested. It is expected that a controlled network of nano-scale pinning centres will allow the development of high performance coated conductors.Read moreRead less
Enhancement and elucidation of flux pinning in doped Bi-Sr-Ca-Cu-O high temperature superconducting single crystals. The proposed project aims to study the effects of elevated doping on the intrinsic electromagnetic properties of Bi-Sr-Ca-Cu-O high temperature superconducting (HTS) single crystals grown by two-dimensional and spiral-growth mechanisms with a particular focus on structure, conductivity and thermal neutron irradiation. Studies of the relationship between microstructures, anisotrop ....Enhancement and elucidation of flux pinning in doped Bi-Sr-Ca-Cu-O high temperature superconducting single crystals. The proposed project aims to study the effects of elevated doping on the intrinsic electromagnetic properties of Bi-Sr-Ca-Cu-O high temperature superconducting (HTS) single crystals grown by two-dimensional and spiral-growth mechanisms with a particular focus on structure, conductivity and thermal neutron irradiation. Studies of the relationship between microstructures, anisotropy and flux pinning will lead to a better understanding of the pinning behaviour of Bi-based HTSC. The outcome will be better methods for introducing suitable pinning centres into Bi-based high temperature superconductors.Read moreRead less
Fabrication of high quality MgB2 superconductor. Superconductors are electrical resistance free materials. They have great potential for power applications. Nowadays, superconductors have been used in applications such as Magnetic Resonance Imaging and other R&D equipment. This project deals with newly discovered MgB2 superconductor. The process outlined in this project will produce MgB2 superconductor with better superconducting properties. The application of MgB2 superconductor will save ene ....Fabrication of high quality MgB2 superconductor. Superconductors are electrical resistance free materials. They have great potential for power applications. Nowadays, superconductors have been used in applications such as Magnetic Resonance Imaging and other R&D equipment. This project deals with newly discovered MgB2 superconductor. The process outlined in this project will produce MgB2 superconductor with better superconducting properties. The application of MgB2 superconductor will save energy, and enhance the performance of existing electrical devices such as magnet and power line.Read moreRead less
Development of new technology for coated conductors able to carry "over-critical" current densities. The superconductivity phenomenon has extremely attractive feature, that superconductors can carry non-dissipative currents, enabling us to reduce energy consumption by up to 50%. The new advanced method suggested in this project might give a new, fresh and inexpensive boost to not only domestic superconducting industry, but also worldwide. The development of new high performance superconductor te ....Development of new technology for coated conductors able to carry "over-critical" current densities. The superconductivity phenomenon has extremely attractive feature, that superconductors can carry non-dissipative currents, enabling us to reduce energy consumption by up to 50%. The new advanced method suggested in this project might give a new, fresh and inexpensive boost to not only domestic superconducting industry, but also worldwide. The development of new high performance superconductor technology would significantly promote fundamental understanding and knowledge of the poorly investigated "long-range" magnetic interaction between magnetic and superconducting materials. The University of Wollongong would lead the world research community in this practically important and scientifically intriguing area.Read moreRead less
Development of conductive buffer layers for RABiTS-based coated conductors. YBCO coated conductor has already been identified and developed as far as second generation HTS wire in power applications. Major advances have been made in the last 10 years in coated conductor development mainly in all aspects: substrate, buffer layer and YBCO layer. The research on conductive buffers layer will improve and expand the R&D on coated conductor in Australia. On the economic side, dramatic advantages and s ....Development of conductive buffer layers for RABiTS-based coated conductors. YBCO coated conductor has already been identified and developed as far as second generation HTS wire in power applications. Major advances have been made in the last 10 years in coated conductor development mainly in all aspects: substrate, buffer layer and YBCO layer. The research on conductive buffers layer will improve and expand the R&D on coated conductor in Australia. On the economic side, dramatic advantages and savings could be achieved if the coated conductors can be put to use. Superconductivity can have a significant role in deregulated electricity markets and in lessening CO2 emissions and other environmental impacts.Read moreRead less
The role of nano-structures for the super-current flow and limitation in high-temperature superconducting films and multi-layers. The aims of the project are to promote the development of the second generation of high-temperature superconductors for electrical power engineering, so-called "Coated Conductors", and to achieve enhancements of their characteristics for revolutionizing the world of the electricity, power, and energy handling. The comprehension of critical current density limiting mec ....The role of nano-structures for the super-current flow and limitation in high-temperature superconducting films and multi-layers. The aims of the project are to promote the development of the second generation of high-temperature superconductors for electrical power engineering, so-called "Coated Conductors", and to achieve enhancements of their characteristics for revolutionizing the world of the electricity, power, and energy handling. The comprehension of critical current density limiting mechanisms in films and multi-layers, as well as the construction of corresponding theoretical models will be the main scientific outcome of the project. The understanding of the interplay between fundamental and technological aspects will be a significant step towards the practical utilization of Coated Conductors.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