Manipulation and Shaping of Light in the Far-Field using Advanced Fresnel Fibres. This project will focus on developing and understanding further the recent invention of the Fresnel fibre, which is designed to overcome diffraction from the end of an optical fibre. More sophisticated designs and combinations will allow arbitrary shaping of the optical field exiting an optical fibre for numerous applications. The physical basis for such phenomena to be realised is the efficient degree of coherent ....Manipulation and Shaping of Light in the Far-Field using Advanced Fresnel Fibres. This project will focus on developing and understanding further the recent invention of the Fresnel fibre, which is designed to overcome diffraction from the end of an optical fibre. More sophisticated designs and combinations will allow arbitrary shaping of the optical field exiting an optical fibre for numerous applications. The physical basis for such phenomena to be realised is the efficient degree of coherent scattering possible in air-material fibre such as air-silica photonic crystal fibres. In conjunction advanced characterisation techniques will be developed.Read moreRead less
Hypersensitisation and Patterned Photosensitivity in Glass. Recent developments involving holographically patterned photosensitivity in glass-based optical waveguides developed by our group can be extended to fabricate complex two-dimensional structures including planar waveguide photonic bandgap devices for applications in telecommunications, sensing and signal processing. These will include novel grating-array based 2-D DFB lasers and filters in rare-earth doped planar waveguides. Novel etchin ....Hypersensitisation and Patterned Photosensitivity in Glass. Recent developments involving holographically patterned photosensitivity in glass-based optical waveguides developed by our group can be extended to fabricate complex two-dimensional structures including planar waveguide photonic bandgap devices for applications in telecommunications, sensing and signal processing. These will include novel grating-array based 2-D DFB lasers and filters in rare-earth doped planar waveguides. Novel etching techniques to be used to enhance index contrast, as well as to characterise such devices, will be developed based on our recent observation of hydrogen-enhanced etching of glass. Such methods could potentially be applicable to not only photonic technologies but also semiconductor lithography of oxides.Read moreRead less
Linkage Infrastructure, Equipment And Facilities - Grant ID: LE0668381
Funder
Australian Research Council
Funding Amount
$750,000.00
Summary
Foundational National Nanotechnology Infrastructure. Breakthough nanotechnologies based on quantum mechanics promise useful devices for absolutely secure transmission of information encoded in quantum states, ultra-rapid searching through genome databases for unique gene sequences, faster electronic and photonic devices, robust devices made from diamond and better processing of biomedical materials for diagnosis of illness. Fabrication and characterization of these devices provides training for ....Foundational National Nanotechnology Infrastructure. Breakthough nanotechnologies based on quantum mechanics promise useful devices for absolutely secure transmission of information encoded in quantum states, ultra-rapid searching through genome databases for unique gene sequences, faster electronic and photonic devices, robust devices made from diamond and better processing of biomedical materials for diagnosis of illness. Fabrication and characterization of these devices provides training for research students in state-of-the-art techniques with many uses. Deeper understanding of these quantum technologies will lead to better models for some of the most puzzling aspects of quantum mechanical systems that are the foundation of the physical processes of
our universe.Read moreRead less
Electronically Conducting Nanofibres and Assemblies. With the use of new techniques that have just emerged in the last two years and are receiving rapidly growing interest throughout the world, this project will bring to Australia a new nanofabrication platform for making a variety of complex nanostructures. Fundamental researches on these complex nanostructures will greatly advance nanoscience. New nanotechnologies will be developed to address some world-wide challenging problems, e.g. energy ....Electronically Conducting Nanofibres and Assemblies. With the use of new techniques that have just emerged in the last two years and are receiving rapidly growing interest throughout the world, this project will bring to Australia a new nanofabrication platform for making a variety of complex nanostructures. Fundamental researches on these complex nanostructures will greatly advance nanoscience. New nanotechnologies will be developed to address some world-wide challenging problems, e.g. energy conversion and storage, chemical/biological sensing and other micro- and nanoelectronic devices. This project will bring both breakthrough science and frontier technologies for building and transforming Australian industries and help place Australia at the forefront of nanotechnology. Read moreRead less
Understanding the Behavior of Single-Walled Carbon Nanotubes in Liquids. The imminent manufacture of Single Walled Carbon Nanotubes (SWNTs) at prices comparable to those of high-performance polymers such as Kevlar, will open up potential applications of SWNTs as high-performance fibres and coatings. A major challenge is the development of scalable processes for producing large objects made of SWNTs. This project, in collaboration with researchers at Rice and Stanford Universities, aims to unders ....Understanding the Behavior of Single-Walled Carbon Nanotubes in Liquids. The imminent manufacture of Single Walled Carbon Nanotubes (SWNTs) at prices comparable to those of high-performance polymers such as Kevlar, will open up potential applications of SWNTs as high-performance fibres and coatings. A major challenge is the development of scalable processes for producing large objects made of SWNTs. This project, in collaboration with researchers at Rice and Stanford Universities, aims to understand the principles that underlie the successful liquid state processing of SWNTs. The novel strategies that arise will cement Australia's position as a leading country for research in nanotechnology, and place it at the forefront of this field, with great potential for economic advantage.Read moreRead less
Advanced Nanoscale Materials Engineered from Diatomaceous Earth. Using natural materials of diatomaceous earth (DE) as a cheap and available resource by applying synthetic routes this project is directed towards the innovative development of new nanoscale materials with advanced properties. New mesoporous materials with intricate 3-D structures and nano sized features will be engineered from diatom silica for use in demanding applications such as separation and catalysis. These research outcomes ....Advanced Nanoscale Materials Engineered from Diatomaceous Earth. Using natural materials of diatomaceous earth (DE) as a cheap and available resource by applying synthetic routes this project is directed towards the innovative development of new nanoscale materials with advanced properties. New mesoporous materials with intricate 3-D structures and nano sized features will be engineered from diatom silica for use in demanding applications such as separation and catalysis. These research outcomes will enhance Australia's capacity in frontier technology and advanced materials, as well as bringing a competitive advantage to local industry through the development of such advanced materials.Read moreRead less
Three-Dimensional Polymer Fibre Scaffolds with Functional Nano-structured Surface. The Partner Organisation to this research, CyGenics Ltd, is a world leader in cell biotechnology. A key challenge faced by the CyGenics and other biotech companies is the provision of tissue scaffolding materials that have the right three-dimensional macroscopic structure plus a suitable nano-structured surface micro-environment, similar to the natural extracellular matrix. This joint project combines expertise in ....Three-Dimensional Polymer Fibre Scaffolds with Functional Nano-structured Surface. The Partner Organisation to this research, CyGenics Ltd, is a world leader in cell biotechnology. A key challenge faced by the CyGenics and other biotech companies is the provision of tissue scaffolding materials that have the right three-dimensional macroscopic structure plus a suitable nano-structured surface micro-environment, similar to the natural extracellular matrix. This joint project combines expertise in polymer fibres, surface engineering and cell culture to tackle the key challenge. The outcome will help position the local polymer fibre and cell culture industries at the forefront of tissue scaffolding materials research and development. Read moreRead less
Field-Enhanced Electrospinning for Fine and Uniform Nanofibres. This project will result in a new platform technology to produce very fine and uniform nanofibres that can be used in a range of advanced applications. It will further strengthen our leading position in the field of nanofibre technology, and contribute to the National Research Priority area of Frontier Technologies for Building and Transforming Australian Industries. Australia already has niche expertise in nanomaterials. This proje ....Field-Enhanced Electrospinning for Fine and Uniform Nanofibres. This project will result in a new platform technology to produce very fine and uniform nanofibres that can be used in a range of advanced applications. It will further strengthen our leading position in the field of nanofibre technology, and contribute to the National Research Priority area of Frontier Technologies for Building and Transforming Australian Industries. Australia already has niche expertise in nanomaterials. This project will significantly enhance our international standing in the field. There is a growing list of local companies that are interested in exploring the production and application of nanofibrous materials also.Read moreRead less
Analysis, simulation, fabrication and characterization of reliable, robust and scalable compact cooling elements based on semiconductor nanostructures. Modern electronic, microelectronic and optoelectronic devices generally work better when they are cooler. We aim to develop a semiconductor nanostructure cooling element which directly integrates into existing devices. The solid-state cooling element will be reliable, robust, scalable and operate in any orientation. The basis of operation is ....Analysis, simulation, fabrication and characterization of reliable, robust and scalable compact cooling elements based on semiconductor nanostructures. Modern electronic, microelectronic and optoelectronic devices generally work better when they are cooler. We aim to develop a semiconductor nanostructure cooling element which directly integrates into existing devices. The solid-state cooling element will be reliable, robust, scalable and operate in any orientation. The basis of operation is thermionic emission - electrons are the working fluid. Our project combines (1) analysis and simulation, (2) fabrication of nanostructures and (3) experimental test-benching using optical and electrical methods. The outcome of this research has the potential to revolutionize cooling of modern electronic and photonic systems, from computer motherboards to mobile phones.Read moreRead less
Novel methods for enhancing room temperature figure of merit of thermoelectric/thermionic materials for refrigeration applications. With global warming and an increased awareness of climate change, devices such as thermoelectric modules can be part of the solution, particularly if their relative power and efficiency can be increased. The aim of this project is to bring together theoreticians, experimentalists, materials scientists, and industrial partners with complementary expertise to develop ....Novel methods for enhancing room temperature figure of merit of thermoelectric/thermionic materials for refrigeration applications. With global warming and an increased awareness of climate change, devices such as thermoelectric modules can be part of the solution, particularly if their relative power and efficiency can be increased. The aim of this project is to bring together theoreticians, experimentalists, materials scientists, and industrial partners with complementary expertise to develop new techniques and methods for fabricating novel thermoelectric/thermionic materials with high figure of merit, ZT, for solid state refrigeration applications. The success of the project will lead to a 3 to 5 fold increase in the market share of thermoelectric cooler and will have a significant impact on the Australian economy and reduce greenhouse emissions and global warming. Read moreRead less