Advanced Quantum Sensors for Next-Generation Sensing Applications. The aim of this theoretical physics project is to develop ultra-precise sensing capabilities for two main applications: ultrastable inertial sensors for improved navigation and gravimetry, and to search for signatures of quantum gravity. This project expects to improve the performance of quantum sensors via the use of machine optimisation, and may lead to much-needed experimental data to help guide one of the most challenging pro ....Advanced Quantum Sensors for Next-Generation Sensing Applications. The aim of this theoretical physics project is to develop ultra-precise sensing capabilities for two main applications: ultrastable inertial sensors for improved navigation and gravimetry, and to search for signatures of quantum gravity. This project expects to improve the performance of quantum sensors via the use of machine optimisation, and may lead to much-needed experimental data to help guide one of the most challenging problems in theoretical physics: the quantisation of gravity. The expected outcomes of this project are enhanced quantum sensor design, leading to improved inertial sensing technology. This should provide benefits such as improved capabilities for minerals exploration and monitoring the movement of ground water.Read moreRead less
Quantum optical methods for entangled devices. This project aims to develop experimental quantum optics methods and techniques for enhancing the performance of sensitive devices. Entangled photons will be used to probe separate devices, yielding an improved detection of correlated signals. This new technique will benefit laboratory searches for new fundamental physics effects such as space-time fluctuations due to quantum gravity and exotic dark matter candidates. The project is expected to tr ....Quantum optical methods for entangled devices. This project aims to develop experimental quantum optics methods and techniques for enhancing the performance of sensitive devices. Entangled photons will be used to probe separate devices, yielding an improved detection of correlated signals. This new technique will benefit laboratory searches for new fundamental physics effects such as space-time fluctuations due to quantum gravity and exotic dark matter candidates. The project is expected to train scientists and students in advanced quantum methods, promoting and securing Australia's position as a leader in the development of quantum technologies. Read moreRead less
Quantum non-locality with mass-entangled metastable helium atoms atoms. The aim of this project is to use ultracold helium atoms to test aspects of quantum entanglement. The unique properties of metastable helium will provide significant new knowledge of this fundamental quantum property. Expected outcomes include measuring a Bell test between mass entangled atoms and testing the weak equivalence principle (the universality of free fall) using a quantum entangled state as the test masses. This s ....Quantum non-locality with mass-entangled metastable helium atoms atoms. The aim of this project is to use ultracold helium atoms to test aspects of quantum entanglement. The unique properties of metastable helium will provide significant new knowledge of this fundamental quantum property. Expected outcomes include measuring a Bell test between mass entangled atoms and testing the weak equivalence principle (the universality of free fall) using a quantum entangled state as the test masses. This should provide benefits including input into new theories that attempt to unify quantum mechanics with general relativity and will be relevant for emerging quantum technologies such as more powerful quantum computing or quantum simulation of complex systems.Read moreRead less
Quantum entanglement with atoms: from individual pairs to many-body systems. The aim of this project is to use ultracold helium atoms to test aspects of quantum entanglement. The unique properties of metastable helium will provide significant new knowledge of this fundamental quantum property. Expected outcomes include measuring a Bell test between momentum entangled atoms and showing how many-body entanglement builds up following a quantum quench. This should provide benefits including new theo ....Quantum entanglement with atoms: from individual pairs to many-body systems. The aim of this project is to use ultracold helium atoms to test aspects of quantum entanglement. The unique properties of metastable helium will provide significant new knowledge of this fundamental quantum property. Expected outcomes include measuring a Bell test between momentum entangled atoms and showing how many-body entanglement builds up following a quantum quench. This should provide benefits including new theories that attempt to unify quantum mechanics with general relativity and will be relevant for emerging quantum technologies such as more powerful quantum computing or quantum simulation of complex systems. Read moreRead less
Many body correlations in a Bose Fermi gas. This project aims to create a degenerate Fermi gas of metastable helium atoms to study some basic properties of elementary quantum systems. The unique properties of helium provide access to observe many-body correlation functions. Expected outcomes are a new demonstration of the Pauli exclusion principle, where no two Fermions can be in the same location, and revealing the fundamental correlations that underlie many-body quantum systems. Correlations b ....Many body correlations in a Bose Fermi gas. This project aims to create a degenerate Fermi gas of metastable helium atoms to study some basic properties of elementary quantum systems. The unique properties of helium provide access to observe many-body correlation functions. Expected outcomes are a new demonstration of the Pauli exclusion principle, where no two Fermions can be in the same location, and revealing the fundamental correlations that underlie many-body quantum systems. Correlations between Fermions underpin many effects in physics, such as high temperature superconductivity and quantum magnetism. This knowledge will have an influence on the development of new quantum technologies, such as quantum computers.Read moreRead less
Harnessing Interlayer Biexcitons in Atomically Thin Heterostructures. This project aims to investigate the generation of high-quality quantum light sources by harnessing interlayer biexcitons in atomically thin heterostructures. This research expects to expand our understanding of fundamental physics of photon pair generation in atomically thin heterostructures. The expected outcome is demonstration of a prototype light-weight and intense quantum photon source based on novel materials, which can ....Harnessing Interlayer Biexcitons in Atomically Thin Heterostructures. This project aims to investigate the generation of high-quality quantum light sources by harnessing interlayer biexcitons in atomically thin heterostructures. This research expects to expand our understanding of fundamental physics of photon pair generation in atomically thin heterostructures. The expected outcome is demonstration of a prototype light-weight and intense quantum photon source based on novel materials, which can be readily integrated with photonic circuits for quantum communication technologies, enbling the developments of light weight portable devices, such as mobile phones, displays, and wearable photonics. This research could strengthen the development of new industries and lead to job creation in Australia. Read moreRead less
ARC Centre of Excellence for Engineered Quantum Systems. This Centre aims to build sophisticated quantum machines to harness the quantum world for the future health, economy, environment and security of Australian society. It intends to pioneer the designer quantum materials, engines and imaging systems at the heart of these machines. It also solves the most challenging research problems at the interface of basic quantum physics and engineering. The Centre will work with industry partners to tra ....ARC Centre of Excellence for Engineered Quantum Systems. This Centre aims to build sophisticated quantum machines to harness the quantum world for the future health, economy, environment and security of Australian society. It intends to pioneer the designer quantum materials, engines and imaging systems at the heart of these machines. It also solves the most challenging research problems at the interface of basic quantum physics and engineering. The Centre will work with industry partners to translate these research discoveries into practical applications and devices. It will train scientists in research, innovation, and entrepreneurship, which is expected to affect Australia’s high-tech economy.Read moreRead less
Resonator-enhanced quantum levitation of macroscopic systems. This project aims to develop advanced technologies to optically levitate macroscopic (millimetre-sized) objects and nanoscopic (atomically thin) materials. Levitation platforms built by the investigatory team are based on the resonantly amplified radiation pressure of laser beams. This new type of optical levitation can provide ultimate isolation of the systems from external noise, making them extremely responsive to subtle environmen ....Resonator-enhanced quantum levitation of macroscopic systems. This project aims to develop advanced technologies to optically levitate macroscopic (millimetre-sized) objects and nanoscopic (atomically thin) materials. Levitation platforms built by the investigatory team are based on the resonantly amplified radiation pressure of laser beams. This new type of optical levitation can provide ultimate isolation of the systems from external noise, making them extremely responsive to subtle environmental changes. These platforms could be turned into sharp instruments for measuring metrological variables of interest and probing new physics. Quantum optical techniques could be developed to optimise the sensitivity of levitated systems to levels that allow the exploration of quantum and gravitational physics.Read moreRead less
Generating Highly Entangled Photons from Nonlinear Monolayer Domes. This project aims to investigate novel monolayer domes for the development of high-performance quantum photon sources. This research expects to expand our understanding of fundamental physics of photon pair generation in nonlinear optical materials. Such monolayer domes have ultra-high optical nonlinearity, which gives rise to strong light-matter interactions and enables high-efficiency photon pair generation. The expected outco ....Generating Highly Entangled Photons from Nonlinear Monolayer Domes. This project aims to investigate novel monolayer domes for the development of high-performance quantum photon sources. This research expects to expand our understanding of fundamental physics of photon pair generation in nonlinear optical materials. Such monolayer domes have ultra-high optical nonlinearity, which gives rise to strong light-matter interactions and enables high-efficiency photon pair generation. The expected outcome is demonstration of a prototype light-weight and intense quantum photon source based on novel materials, which can be readily integrated with photonic circuits for quantum communication technologies. This research could strengthen the development of new industries and lead to job creation.Read moreRead less