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
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
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.
Simulation and characterisation of opto-thermionic cooling devices. Opto-thermionic devices combine thermionic emission and laser cooling to achieve the maximum cooling power and highest thermal efficiency. These devices are ultra small, very reliable and fully integrable. Many important problems need to be solved to improve the performance of this new class of solid-state cooling devices. One is to understand and manipulate the electron-hole radiative recombination and minimize the Auger proces ....Simulation and characterisation of opto-thermionic cooling devices. Opto-thermionic devices combine thermionic emission and laser cooling to achieve the maximum cooling power and highest thermal efficiency. These devices are ultra small, very reliable and fully integrable. Many important problems need to be solved to improve the performance of this new class of solid-state cooling devices. One is to understand and manipulate the electron-hole radiative recombination and minimize the Auger process in reduced dimensionality devices such as quantum wells. Researchers at Wollongong and Lund will collaborate on theoretical analysis, computer simulation and electrical/optical measurements to solve this problem.Read moreRead less
Linkage Infrastructure, Equipment And Facilities - Grant ID: LE0560683
Funder
Australian Research Council
Funding Amount
$321,953.00
Summary
A furnace stack for advanced photovoltaic, photonic and microfabrication applications. Advanced silicon photovoltaic, photonic, optoelectronic and micro-electromechanical devices require state of the art processing equipment for the deposition of thin dielectric films and for controlled doping of the devices. Key techniques include the deposition of stoichiometric and silicon rich silicon nitride and silicon dioxide films, and the controlled wafer doping with boron and phosphorus. A state of the ....A furnace stack for advanced photovoltaic, photonic and microfabrication applications. Advanced silicon photovoltaic, photonic, optoelectronic and micro-electromechanical devices require state of the art processing equipment for the deposition of thin dielectric films and for controlled doping of the devices. Key techniques include the deposition of stoichiometric and silicon rich silicon nitride and silicon dioxide films, and the controlled wafer doping with boron and phosphorus. A state of the art furnace stack is to be procured which will satisfy these requirements on industrially relevant wafer sizes up to 150mm. The equipment will support a broad range of research projects in the above fields, ranging from fundamental investigations to applied research carried out in collaboration with industry partners.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
Development of Solid-state cooling chips. The performance of modern electronic, microelectronic, optoelectronic and photonic devices improves as they are cooled. We aim to develop semiconductor cooling elements that can be directly integrated into existing circuits and devices. The new solid-state cooling elements will be reliable, robust, scalable and operate in any orientation. The proposed international collaboration combines the expertise of the Chinese Academy of Science in device fabricat ....Development of Solid-state cooling chips. The performance of modern electronic, microelectronic, optoelectronic and photonic devices improves as they are cooled. We aim to develop semiconductor cooling elements that can be directly integrated into existing circuits and devices. The new solid-state cooling elements will be reliable, robust, scalable and operate in any orientation. The proposed international collaboration combines the expertise of the Chinese Academy of Science in device fabrication with the expertise of the University of Wollongong in device characterisation and modelling. The outcome of this research has the potential to revolutionize cooling of diverse electronic systems, from computer motherboards to mobile phones.Read moreRead less
Linkage Infrastructure, Equipment And Facilities - Grant ID: LE0667994
Funder
Australian Research Council
Funding Amount
$1,000,000.00
Summary
National Nanolithography Facility. Nanotechnology is expected to have a major impact on quality of life and global economy. It is predicted to generate revenues as big as the ICT sector in 20 years time. The National Nanolithography Facility will enhance the Australian capability in the field of nanoscale science and technology. This will enable Australian researchers to achieve major impacts in many areas of nanotechnology with a strong potential impact on industry sectors such as computers, ....National Nanolithography Facility. Nanotechnology is expected to have a major impact on quality of life and global economy. It is predicted to generate revenues as big as the ICT sector in 20 years time. The National Nanolithography Facility will enhance the Australian capability in the field of nanoscale science and technology. This will enable Australian researchers to achieve major impacts in many areas of nanotechnology with a strong potential impact on industry sectors such as computers, communications, defence, health, bio-security. This facility has the potential for developing new technologies of fundamental as well as applied interest.Read moreRead less