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
Nanostructured Silicon-Based Tandem Solar Cells. The expected outcome from the project is a new generation of low-cost silicon solar cell that will significantly reduce the costs of generating electricity from sunlight. Solar cells are presently the world's most rapidly growing energy source, with Australians and Australian companies already major players in the associated rapidly expanding industry. Solar cells represent the most benign technology yet suggested for supplying the world's future ....Nanostructured Silicon-Based Tandem Solar Cells. The expected outcome from the project is a new generation of low-cost silicon solar cell that will significantly reduce the costs of generating electricity from sunlight. Solar cells are presently the world's most rapidly growing energy source, with Australians and Australian companies already major players in the associated rapidly expanding industry. Solar cells represent the most benign technology yet suggested for supplying the world's future energy needs. A cleaner environment in the future than would otherwise be likely is another expected outcome as is the creation of major new opportunities for Australian industry.Read moreRead less
Terahertz optoelectronics based on spintronics materials. Spintronic devices have many advantages which include non-volatility, permitting data retention in non-powered conditions, increased integration densities, high data processing speeds, low electrical energy demands, and a fabrication process compatible with those currently used in semiconductor microelectronics. The low energy consumption of spintronic devices also leads to economic and environmental benefits. Spintronic devices will help ....Terahertz optoelectronics based on spintronics materials. Spintronic devices have many advantages which include non-volatility, permitting data retention in non-powered conditions, increased integration densities, high data processing speeds, low electrical energy demands, and a fabrication process compatible with those currently used in semiconductor microelectronics. The low energy consumption of spintronic devices also leads to economic and environmental benefits. Spintronic devices will help to meet the sensing and storage demands of information technology in the decades to come. The project will enhance the international competitiveness and export power of Australian industry in the areas of information technology, quantum computing, magnetic recording and optoelectronics.Read moreRead less
Australian Laureate Fellowships - Grant ID: FL0992306
Funder
Australian Research Council
Funding Amount
$2,753,841.00
Summary
Nanowire Quantum Structures for Next Generation Optoelectronics. This innovative project on quantum nanowire optoelectronics will bring international kudos to Australian science in a hot research area of immense international interest, allow us to build new capabilities in nanotechnology, strengthen international linkages and lead to training of a world class high tech work force for Australian industries. This project has the potential to lead to fundamental discoveries and technologies of imm ....Nanowire Quantum Structures for Next Generation Optoelectronics. This innovative project on quantum nanowire optoelectronics will bring international kudos to Australian science in a hot research area of immense international interest, allow us to build new capabilities in nanotechnology, strengthen international linkages and lead to training of a world class high tech work force for Australian industries. This project has the potential to lead to fundamental discoveries and technologies of immense international and industrial interest. In addition to high impact publications, this project has the potential to lead to high tech start up companies and patentable technologies of benefit to Australian industry. Read moreRead less
Photon induced nonlinear absorption and transport in semiconductor nanostructures. Photon induced transport in electronic systems is of great importance in fundamental science and in development of new optoelectronics devices. In this project we aim to study the microwave radiation induced dc transport and nonlinear absorption in high mobility systems. The result will shed light on newly discoveredzero-resistance state in semiconductor nanostructures. The expected outcome is an improved underst ....Photon induced nonlinear absorption and transport in semiconductor nanostructures. Photon induced transport in electronic systems is of great importance in fundamental science and in development of new optoelectronics devices. In this project we aim to study the microwave radiation induced dc transport and nonlinear absorption in high mobility systems. The result will shed light on newly discoveredzero-resistance state in semiconductor nanostructures. The expected outcome is an improved understanding on the mechanism of reducing dc resistance in low-dimensional electronic systems.Read moreRead less
Linkage Infrastructure, Equipment And Facilities - Grant ID: LE0453974
Funder
Australian Research Council
Funding Amount
$113,190.00
Summary
T-ray factory: a new Australian source of strong, pulsed, broadband, terahertz radiation. Australian scientists and engineers require immediate access to frontier T-ray (terahertz radiation) technology to solve pressing current problems in semiconductor nanostructures and emerging problems in fields as diverse as biophysics and national security. Recent innovations now make practical the production of bursts of terahertz radiation by applying ultrafast optical pulses to photoconductive or elect ....T-ray factory: a new Australian source of strong, pulsed, broadband, terahertz radiation. Australian scientists and engineers require immediate access to frontier T-ray (terahertz radiation) technology to solve pressing current problems in semiconductor nanostructures and emerging problems in fields as diverse as biophysics and national security. Recent innovations now make practical the production of bursts of terahertz radiation by applying ultrafast optical pulses to photoconductive or electro-optic media, facilitating unparalleled time-resolved spectroscopy and imaging. The state-of-the-art equipment to be purchased and installed at Wollongong will enhance the existing excellent terahertz infrastructure (unique spectrometers, optically-pumped molecular laser) and efficiently service researchers in the dynamic Sydney (UTS, UNSW) - Wollongong (UoW) - Canberra (ANU) corridor.Read moreRead less
Non-linear dynamics in electronic systems and devices under intense terahertz radiation. Non-linear interactions allow for a detailed and intricate probing of materials. Sufficiently high-power light directed at a subject can yield spectroscopic data about multiple material parameters, providing a unique diagnostic tool for many applications. We propose to study the non-linear dynamic properties of electronic systems and devices under various external conditions. A thorough understanding of non- ....Non-linear dynamics in electronic systems and devices under intense terahertz radiation. Non-linear interactions allow for a detailed and intricate probing of materials. Sufficiently high-power light directed at a subject can yield spectroscopic data about multiple material parameters, providing a unique diagnostic tool for many applications. We propose to study the non-linear dynamic properties of electronic systems and devices under various external conditions. A thorough understanding of non-linear properties will accelerate development of new optoelectronic device in the terahertz frequency regime. Examples of these devices are oscillators and sensors.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.
A novel nanoimprinting technology for infrared photovoltaic sensor applications. There is a demonstrated need for state-of-the-art optoelectronic infrared sensors to be available to Australian industry to enable it to be more competitive in national and international marketplaces in strategically important fields such as defence, remote sensing, agriculture, medicine and the environment. The world market for IR optoelectronic sensors is expanding, but at present there is no manufacturer of devic ....A novel nanoimprinting technology for infrared photovoltaic sensor applications. There is a demonstrated need for state-of-the-art optoelectronic infrared sensors to be available to Australian industry to enable it to be more competitive in national and international marketplaces in strategically important fields such as defence, remote sensing, agriculture, medicine and the environment. The world market for IR optoelectronic sensors is expanding, but at present there is no manufacturer of devices in Australia, which puts Australian industry and national security at a disadvantage. This project will go a long way towards providing a national capability by developing a very low cost, simple infrared sensor fabrication process, based on nanoimprint technology. 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