Application of ultra-high stability cryogenic sapphire oscillators to Very Long Baseline Interferometry. This project will develop a state-of-the-art commercial prototype of the cryogenic sapphire oscillator (CSO) optimised for use at remote sites. Proof of operation will be applied to the important niche market of Very-Long Baseline Interferometry (VLBI) radio astronomy, with improvements in image quality. The research will also significantly benefit the Australian bid for the SKA project, as ....Application of ultra-high stability cryogenic sapphire oscillators to Very Long Baseline Interferometry. This project will develop a state-of-the-art commercial prototype of the cryogenic sapphire oscillator (CSO) optimised for use at remote sites. Proof of operation will be applied to the important niche market of Very-Long Baseline Interferometry (VLBI) radio astronomy, with improvements in image quality. The research will also significantly benefit the Australian bid for the SKA project, as the CSO is the only technology capable of synchronising the outputs of the telescopes arrays to the required signal to noise to attain the required image quality. The project will further Australia's status in radio astronomy as a world leader and add to our exports of precision scientific instruments.Read moreRead less
Application of Femtosecond Light Sources to Generation of Low Noise Microwave Signals. The main goal of the research project is to develop prototypes of photonic oscillators capable of generating spectrally pure signals both at optical and microwave frequencies. The project is also aimed at understanding noise mechanisms affecting frequency stability of classical microwave oscillators based on sapphire loaded cavity resonators. By cryogenically cooling such resonators we plan to create a new fam ....Application of Femtosecond Light Sources to Generation of Low Noise Microwave Signals. The main goal of the research project is to develop prototypes of photonic oscillators capable of generating spectrally pure signals both at optical and microwave frequencies. The project is also aimed at understanding noise mechanisms affecting frequency stability of classical microwave oscillators based on sapphire loaded cavity resonators. By cryogenically cooling such resonators we plan to create a new family of extremely low noise and economically viable microwave signal sources. The research proposed will enrich the field of oscillator frequency control, give rise to new techniques for precision noise measurements and reinforce Australia's position at the forefront of microwave and photonic science.Read moreRead less
Micro-engineered Optical Fibre Clocks. Clocks and oscillators are crucial components of all communication, navigation and computing technologies. Improvements in the performance of these internal clocks results in improvement in the performance of the dependent system, and are thus of high economic and technological value. A great need presently exists for compact and high performance clocks for improving optical fibre communication systems. The goal of this project is join the expertise of t ....Micro-engineered Optical Fibre Clocks. Clocks and oscillators are crucial components of all communication, navigation and computing technologies. Improvements in the performance of these internal clocks results in improvement in the performance of the dependent system, and are thus of high economic and technological value. A great need presently exists for compact and high performance clocks for improving optical fibre communication systems. The goal of this project is join the expertise of the University of Western Australia group with that of the University of Bath team to develop a new type of clock to fulfil this need.Read moreRead less
Nanometric optical sensing for characterisation of microbioreactors. Microfabrication of microfluidic based microbioreactors is a novel technology that is creating advanced tools in the fields of biology and medicine. A critically important step in the development of a microbioreactor is the ability to characterise fluid shear stress of the microenvironment without impacting on the biological system. The development of a microbioreactor in which individual or multiple cells can be cultured and ....Nanometric optical sensing for characterisation of microbioreactors. Microfabrication of microfluidic based microbioreactors is a novel technology that is creating advanced tools in the fields of biology and medicine. A critically important step in the development of a microbioreactor is the ability to characterise fluid shear stress of the microenvironment without impacting on the biological system. The development of a microbioreactor in which individual or multiple cells can be cultured and manipulated will have a significant impact on study of biological systems in cancer research and stem cell research. Read moreRead less
Frequency stabilisation in the Extremely High Frequency band. All precision communication and measurement systems (i.e. radar and navigation) rely on high quality oscillator technology. Any improvement in oscillator performance has a direct impact on the performance of the system and hence is of potential economic benefit. This project will realise the most stable frequencies ever produced in the underused Extremely High Frequency band, which is also important for space communications and naviga ....Frequency stabilisation in the Extremely High Frequency band. All precision communication and measurement systems (i.e. radar and navigation) rely on high quality oscillator technology. Any improvement in oscillator performance has a direct impact on the performance of the system and hence is of potential economic benefit. This project will realise the most stable frequencies ever produced in the underused Extremely High Frequency band, which is also important for space communications and navigation technology. System enhancement will include, better angular resolution, higher bandwidths, faster transmission rates and narrower beam widths without the susceptibility of absorption apparent from the optical domain.Read moreRead less
A Laser Guide Star using a High Power, Synchronously Pumped Optical Parametric Oscillators. We will develop a novel high power source of 589nm coherent (laser) light to be used to create a laser guide star by exciting sodium atoms in the earth's upper atmosphere (the mesosphere). This is needed to determine the distortion caused by the atmosphere on an optical beam propagating through it and generate the information needed to correct those distortions using an adaptive optics telescope. This pr ....A Laser Guide Star using a High Power, Synchronously Pumped Optical Parametric Oscillators. We will develop a novel high power source of 589nm coherent (laser) light to be used to create a laser guide star by exciting sodium atoms in the earth's upper atmosphere (the mesosphere). This is needed to determine the distortion caused by the atmosphere on an optical beam propagating through it and generate the information needed to correct those distortions using an adaptive optics telescope. This project focuses on the development of a novel high power 589nm source based on a synchronously pumped optical parametric oscillator.Read moreRead less
Microwave Detection of Structural Degradation in Maritime Industry. Novel applications of microwave technology to inspection systems in marine infrastructure will transform industry practice. By utilizing multi-mode antennas, the project aims to develop a gold-standard in microwave inspection, delivering more accurate and early detection of defects. The project aims will be achieved by combining innovative microwave technology, featuring multi-mode antennas and novel processing and imaging algor ....Microwave Detection of Structural Degradation in Maritime Industry. Novel applications of microwave technology to inspection systems in marine infrastructure will transform industry practice. By utilizing multi-mode antennas, the project aims to develop a gold-standard in microwave inspection, delivering more accurate and early detection of defects. The project aims will be achieved by combining innovative microwave technology, featuring multi-mode antennas and novel processing and imaging algorithms, with ground-breaking smart scanning and unmanned marine vehicle implementations. This innovative outcome obviates the need for current industry approaches based on inaccurate and tedious manual inspections, yielding massive cost savings and reductions in hazard associated with unanticipated structural failure.Read moreRead less
Novel High-Q Resonant Structures for Space and Telecommunications. High-Q microwave resonators with low spurious mode density have important applications in telecommunications, radar, navigation, precision metrology and time standards. We will develop high-Q resonators by constructing a dielectric Bragg resonators using monocrystalline sapphire loaded in a copper cavity with new cylindrical and spherical geometries. Based on these devices, compact and economical state-of-the-art ultra-low noise ....Novel High-Q Resonant Structures for Space and Telecommunications. High-Q microwave resonators with low spurious mode density have important applications in telecommunications, radar, navigation, precision metrology and time standards. We will develop high-Q resonators by constructing a dielectric Bragg resonators using monocrystalline sapphire loaded in a copper cavity with new cylindrical and spherical geometries. Based on these devices, compact and economical state-of-the-art ultra-low noise microwave oscillators and hydrogen masers will be built for the telecommunications market and space applications.Read moreRead less
Microwave Head Monitor Using Compressed Sensing and Differential Techniques. The aim of this project is the design and development of a low-cost, non-ionising, and non-invasive microwave technology that can be used to diagnose and localise early brain injuries of premature newborn babies. It proposes to include a switched antenna array and wide-band microwave transceiver. The system aims to use a combination of compressed sensing and differential imaging techniques to produce, within a few secon ....Microwave Head Monitor Using Compressed Sensing and Differential Techniques. The aim of this project is the design and development of a low-cost, non-ionising, and non-invasive microwave technology that can be used to diagnose and localise early brain injuries of premature newborn babies. It proposes to include a switched antenna array and wide-band microwave transceiver. The system aims to use a combination of compressed sensing and differential imaging techniques to produce, within a few seconds, microwave images of the brain making it a real-time monitoring tool. By providing vital information about the brain at the incubator side, the proposed compact technology would avoid the risky move of critically ill babies to the expensive and bulky conventional scanners which, furthermore, cannot operate as frequent monitoring tools.Read moreRead less
Engineering the next generation of portable microwave scanners. This project aims to engineer a disruptive technology based on microwave hybrid imaging for biomedical applications. The project will deliver superfine resolution images using a combination of uniform near-field microwave irradiation and infrared imaging. The project will explore novel microwave antenna design, and engineer a portable platform for diagnostic applications. The proposed low-cost, non-invasive, and safe microwave techn ....Engineering the next generation of portable microwave scanners. This project aims to engineer a disruptive technology based on microwave hybrid imaging for biomedical applications. The project will deliver superfine resolution images using a combination of uniform near-field microwave irradiation and infrared imaging. The project will explore novel microwave antenna design, and engineer a portable platform for diagnostic applications. The proposed low-cost, non-invasive, and safe microwave technology will offer significant advantages over conventional diagnostic platforms. Among many potential applications, this innovation will introduce the first portable microwave scanner that can be used for the early detection of skin cancer.Read moreRead less