The New Atom Laser: Theory of Quantum Atom Optical Sources. The atom laser is a new device which produces a coherent source of ultracold atoms. A practical atom laser will be a revolutionary source for atom optics. This project will develop a comprehensive and practical quantum theory of a new generation of atom lasers which can produce a continuous beam. This will require a different and more complicated theoretical approach to that which worked for optical lasers, but the result will be a d ....The New Atom Laser: Theory of Quantum Atom Optical Sources. The atom laser is a new device which produces a coherent source of ultracold atoms. A practical atom laser will be a revolutionary source for atom optics. This project will develop a comprehensive and practical quantum theory of a new generation of atom lasers which can produce a continuous beam. This will require a different and more complicated theoretical approach to that which worked for optical lasers, but the result will be a device with a spectral flux which is orders of magnitude better than the current state of the art.Read moreRead less
Solid Light: Frontiers and applications of solid-state Cavity Quantum Electro-Dynamics. Our understanding of quantum mechanics directly fuels new technology. We are on the verge of a new revolution in technology, where the aspects of quantum physics that we haven't been able to understand are now within technological reach. Our concept of solid-light joins two of the most important branches of physics, and in so doing develops a new technology of diamond-based quantum processors that will be b ....Solid Light: Frontiers and applications of solid-state Cavity Quantum Electro-Dynamics. Our understanding of quantum mechanics directly fuels new technology. We are on the verge of a new revolution in technology, where the aspects of quantum physics that we haven't been able to understand are now within technological reach. Our concept of solid-light joins two of the most important branches of physics, and in so doing develops a new technology of diamond-based quantum processors that will be built in Australia. This will benefit the Australian scientific community by providing devices to solve important quantum problems, and benefit the wider community by growing a new industry based around diamond quantum nanoscience.Read moreRead less
Entanglement as resource for quantum technology. This project focuses on groundbreaking research in quantum information theory, an exciting new area of fundamental physics that underpins the development of quantum technologies. Australia has already invested heavily in one particular quantum technology: computation. Our project, if successful, will enable an Australian research effort into other quantum technologies for communication, metrology, data storage and security. This project will as ....Entanglement as resource for quantum technology. This project focuses on groundbreaking research in quantum information theory, an exciting new area of fundamental physics that underpins the development of quantum technologies. Australia has already invested heavily in one particular quantum technology: computation. Our project, if successful, will enable an Australian research effort into other quantum technologies for communication, metrology, data storage and security. This project will assist in elevating Australia to a major international research centre in quantum information theory, complementing its existing strength in experiment, and will provide extensive training of early career researchers.Read moreRead less
Quantum limits in measurement and communication. By manipulating atoms and single particles of light, quantum technologies promise a revolution in communications systems and high-precision measurements for scientific and engineering applications. The benefits of this revolution may be comparable with those of modern semiconductors. This project will bring these benefits closer by achieving the fundamental limits to measurement allowed by quantum physics, and harnessing the power of these measure ....Quantum limits in measurement and communication. By manipulating atoms and single particles of light, quantum technologies promise a revolution in communications systems and high-precision measurements for scientific and engineering applications. The benefits of this revolution may be comparable with those of modern semiconductors. This project will bring these benefits closer by achieving the fundamental limits to measurement allowed by quantum physics, and harnessing the power of these measurements for communication. It will also identify ways to simplify potential quantum technologies, hastening their adoption. This research will place Australian theoretical and experimental researchers at the forefront of 21st century technology.Read moreRead less
Optical circuits for quantum non-locality with single photons. This collaborative project between the University of Queensland and Hokkaido University will investigate fundamental aspects of quantum mechanics concerned with non-locality. The results will have direct relevance to the emerging field of quantum technology - new technologies based exploiting the quantum mechanical nature of physical systems. Through the collaboration Australia will gain access to world-class single photon generation ....Optical circuits for quantum non-locality with single photons. This collaborative project between the University of Queensland and Hokkaido University will investigate fundamental aspects of quantum mechanics concerned with non-locality. The results will have direct relevance to the emerging field of quantum technology - new technologies based exploiting the quantum mechanical nature of physical systems. Through the collaboration Australia will gain access to world-class single photon generation facilities that will be replicated here. A strong link between Japanese and Australian researchers, including students, will be formed.Read moreRead less
Relative quantum information theory. Quantum information encoded in relative degrees of freedom of multiple quantum systems offers striking advantages in communication and cryptography: it is immune to common types of noise and does not require reference systems shared between parties. This project aims to formulate a theory of relative quantum information, to develop practical information processing protocols that take advantage of relative encodings, and to propose proof-of-principle experim ....Relative quantum information theory. Quantum information encoded in relative degrees of freedom of multiple quantum systems offers striking advantages in communication and cryptography: it is immune to common types of noise and does not require reference systems shared between parties. This project aims to formulate a theory of relative quantum information, to develop practical information processing protocols that take advantage of relative encodings, and to propose proof-of-principle experiments in quantum optics that reveal these advantages. Expected outcomes include powerful communication and cryptographic protocols, a design for programmable quantum computation, and a fundamentally relative theory of quantum information connecting with other foundational fields of physics.Read moreRead less
Quantum Measurement, Control and Information: Forging Links to Underpin Quantum Technology. The 21st century is seeing the birth of the first truly quantum technologies - devices whose operation can only be explained using quantum physics - which can outperform any conventional technology. This project will advance new theoretical foundations for designing quantum technologies by forging links between the three key areas of quantum measurement, control, and information. It will also establish th ....Quantum Measurement, Control and Information: Forging Links to Underpin Quantum Technology. The 21st century is seeing the birth of the first truly quantum technologies - devices whose operation can only be explained using quantum physics - which can outperform any conventional technology. This project will advance new theoretical foundations for designing quantum technologies by forging links between the three key areas of quantum measurement, control, and information. It will also establish the first experimental laboratory in Australia to test these new theories. As the miniaturization of technology continues, quantum design principles will be required for more and more devices. The discoveries made will help keep Australian science at the forefront of this revolution.Read moreRead less
Detection and Control of Ultracold Atoms. Australia is at the forefront of research into atom lasers, a device that may be as important to science and technology this century as the laser was in the last. This project will provide important theoretical tools for developing the atom laser from an object of intrinsic interest to a useful tool. It will develop Australian scientific expertise in this area, and provide training for the next generation of Australian scientists.
Quantum control in mesoscopic condensed matter systems. Semiconductor devices are at the foundation of modern technology. Industrial nanofabrication techniques can now produce devices near the atomic scale, and state-of-the-art experiments have demonstrated the previously unimaginable ability to manipulate individual electrons. This project will develop new techniques to control such quantum circuits and couple them together to form useful devices. New experiments to test these schemes will be p ....Quantum control in mesoscopic condensed matter systems. Semiconductor devices are at the foundation of modern technology. Industrial nanofabrication techniques can now produce devices near the atomic scale, and state-of-the-art experiments have demonstrated the previously unimaginable ability to manipulate individual electrons. This project will develop new techniques to control such quantum circuits and couple them together to form useful devices. New experiments to test these schemes will be proposed. This project will provide a foundation for future information processing technologies such as quantum computers.Read moreRead less
Quantum Atom Optics and Single Atom Detection with Micro-Bose-Einstein Condensates. A Bose Einstein condensate (BEC) is a collection of atoms, all in the same quantum state, like the photons in a laser. It is now possible to create a micro-BEC and move it around on an 'atom chip'. We propose an experimental and theoretical study of its properties including those quantum statistical effects which will limit future ultra-sensitive measurement technologies such as quantum electromechanical transdu ....Quantum Atom Optics and Single Atom Detection with Micro-Bose-Einstein Condensates. A Bose Einstein condensate (BEC) is a collection of atoms, all in the same quantum state, like the photons in a laser. It is now possible to create a micro-BEC and move it around on an 'atom chip'. We propose an experimental and theoretical study of its properties including those quantum statistical effects which will limit future ultra-sensitive measurement technologies such as quantum electromechanical transducers. We will develop methods to count small numbers of ultra-cold atoms, engineer their state and build a prototype device.Read moreRead less