Design and Creation of Nanomechanical Architectures from Folding of Ultrathin Bi-layer Films. The project will achieve progress in designing, modelling, analyzing, and characterization of nanomechanical architectures that will have broad application in Australian science and industry. If successful, our research will revolutionize nanofabrication technology and nano-design methods. The project will lead to a scientific understanding of atomic interaction and stress field effect in the formation ....Design and Creation of Nanomechanical Architectures from Folding of Ultrathin Bi-layer Films. The project will achieve progress in designing, modelling, analyzing, and characterization of nanomechanical architectures that will have broad application in Australian science and industry. If successful, our research will revolutionize nanofabrication technology and nano-design methods. The project will lead to a scientific understanding of atomic interaction and stress field effect in the formation of nanosystems. The result of this research will significantly lower fabrication costs and enhance the potential of nanomaterials in various areas such as electronics and bioelectronics, telecommunication, medical instrumentations, and pharmaceutical design. Read moreRead less
Fast and slow dynamics at coupled magnetic interfaces: Theory and Experiment. Immediate needs for advances in materials for spin electronics and information technology require a deeper physical understanding of new materials in which interfaces and nanometre dimensions determine properties. Interfacial exchange coupling between magnetic layers is a key issue in the formation of many multilayer structures, and several important issues remain unresolved. This is a proposal for a joint theoretical ....Fast and slow dynamics at coupled magnetic interfaces: Theory and Experiment. Immediate needs for advances in materials for spin electronics and information technology require a deeper physical understanding of new materials in which interfaces and nanometre dimensions determine properties. Interfacial exchange coupling between magnetic layers is a key issue in the formation of many multilayer structures, and several important issues remain unresolved. This is a proposal for a joint theoretical and experimental study of technologically important magnetic interfaces by groups at Universities of Florence, Perugia, Leeds and Western Australia.Read moreRead less
Spin dependent transport in magnetic nanostructures. The ability to use electron spin in electronic circuits has opened new possibilities for designing devices. A well known example is the giant magnetoresistance, a phenomena discovered over fifteen years ago that now plays a key role in current high density magnetic disc drives. Future developments will involve spin dependent transport through structures wherein quantum interference effects will be important. Two basic problems facing the cons ....Spin dependent transport in magnetic nanostructures. The ability to use electron spin in electronic circuits has opened new possibilities for designing devices. A well known example is the giant magnetoresistance, a phenomena discovered over fifteen years ago that now plays a key role in current high density magnetic disc drives. Future developments will involve spin dependent transport through structures wherein quantum interference effects will be important. Two basic problems facing the construction of a complete theory of transport in such ?mesoscopic? conductors will be solved in this project. The results will provide important insights into the dynamics of spin transport through structures such as magnetic nano-wires.Read moreRead less
Magnetic walls as nano-manipulators for physics, bio- and medical technologies. The focus of this project is the development of new scientific and technological aspects of nanomanipulators allowing not only the effective control of molecules and other magnetic quantities for a new approach in computation, but also the vital influence of biological processes at the molecular level. The outlook of this idea becomes increasingly promising in science and a broad range of industries (electronics, mat ....Magnetic walls as nano-manipulators for physics, bio- and medical technologies. The focus of this project is the development of new scientific and technological aspects of nanomanipulators allowing not only the effective control of molecules and other magnetic quantities for a new approach in computation, but also the vital influence of biological processes at the molecular level. The outlook of this idea becomes increasingly promising in science and a broad range of industries (electronics, materials engineering, nanotechnology and biotechnology). This project will establish Australia's capability at the forefront in this rapidly advancing area. The outcomes predicted may soon lead to the development of practical devices, where Australian science and industry may play one of the key roles.Read moreRead less
Cooperativity in Spin Crossover Systems: Memory, Magnetism and Microporosity. Spin-crossover centres are a well known form of inorganic electronic switch for which variation of temperature, pressure and irradiation leads to a change in d-electron configuration and therefore changes to structure, colour and magnetism. Here we aim to synthesise and study a wide variety of new spin-crossover systems where cooperativitiy between centres, induced by careful supramolecular design, will lead to molecul ....Cooperativity in Spin Crossover Systems: Memory, Magnetism and Microporosity. Spin-crossover centres are a well known form of inorganic electronic switch for which variation of temperature, pressure and irradiation leads to a change in d-electron configuration and therefore changes to structure, colour and magnetism. Here we aim to synthesise and study a wide variety of new spin-crossover systems where cooperativitiy between centres, induced by careful supramolecular design, will lead to molecules and materials having memory retention, magnetic ordering and/or microporosity. The significance of these aims covers several fundamental questions in the science of electronic systems. We also identify a number of potential nanochemical switching applications for the unique systems proposed.Read moreRead less
Polynuclear Spin-Crossover Molecular Switches: Host-Guest Chemistry, Magnetism and Memory. The generation of advanced nanomaterials requires both a control of nanoscale structure and the incorporation of specific properties into that structure. This project will lead to significant new developments in this area, with the assembly of complex molecular systems containing electronic switches. The unique combination of nanoscale switching and guest-binding and/or magnetic ordering in these systems ....Polynuclear Spin-Crossover Molecular Switches: Host-Guest Chemistry, Magnetism and Memory. The generation of advanced nanomaterials requires both a control of nanoscale structure and the incorporation of specific properties into that structure. This project will lead to significant new developments in this area, with the assembly of complex molecular systems containing electronic switches. The unique combination of nanoscale switching and guest-binding and/or magnetic ordering in these systems will lead to entirely new materials properties, leading in turn to fundamental advances in the science of molecular electronics and nanomaterials. Benefits of the research are wide-ranging, and include the development of innovative new technologies for molecular sensing, molecular separations, data storage and visual displays.Read moreRead less
UNSW-Harvard-Cambridge Partnership in Semiconductor Nanostructures for Quantum Computing and Quantum Science. Breakthrough nanotechnologies based on quantum mechanics promise important new devices with many applications in information and communications technologies. For example, quantum computers promise an enormous increase in computing power, allowing fast and complex processing in areas such as database searching, gene sequencing and weather modeling. This new collaboration brings together r ....UNSW-Harvard-Cambridge Partnership in Semiconductor Nanostructures for Quantum Computing and Quantum Science. Breakthrough nanotechnologies based on quantum mechanics promise important new devices with many applications in information and communications technologies. For example, quantum computers promise an enormous increase in computing power, allowing fast and complex processing in areas such as database searching, gene sequencing and weather modeling. This new collaboration brings together researchers from major national Centres in Australia (UNSW), Great Britain (University of Cambridge) and the USA (Harvard University) to tackle one of modern sciences most challenging problems - how to control and manipulate quantum states.Read moreRead less
Organic superconductors and frustrated antiferromagnets: from quantum chemistry to quantum many-body theory to experiment. Aims. To obtain an understanding of how quantum physics and the
interactions between electrons determine the unusual properties of
organic superconductors and frustrated antiferromagnets.
Significance. The project brings together investigators who are
each world leaders in their respective areas of expertise.
Expected outcomes. Answers will be obtained to fundamenta ....Organic superconductors and frustrated antiferromagnets: from quantum chemistry to quantum many-body theory to experiment. Aims. To obtain an understanding of how quantum physics and the
interactions between electrons determine the unusual properties of
organic superconductors and frustrated antiferromagnets.
Significance. The project brings together investigators who are
each world leaders in their respective areas of expertise.
Expected outcomes. Answers will be obtained to fundamental questions about how the quantum
properties of individual molecules combine to determine the
macroscopic properties of new states of matter.Read moreRead less
Spin tunnelling transport and quantum effects in magnetic nanostructures. A new field of "spintronics" takes advantage of the spin of electrons and revolutionises electronics leading to quantum devices. By understanding the behaviour of electron spin in materials we can learn new fundamentals in solid-state physics that will lead to a new generation of electronic, optoelectronic and magneto-electronic devices. The aim of this project is to study the spin tunnelling transport and noise, and relat ....Spin tunnelling transport and quantum effects in magnetic nanostructures. A new field of "spintronics" takes advantage of the spin of electrons and revolutionises electronics leading to quantum devices. By understanding the behaviour of electron spin in materials we can learn new fundamentals in solid-state physics that will lead to a new generation of electronic, optoelectronic and magneto-electronic devices. The aim of this project is to study the spin tunnelling transport and noise, and related quantum effects in various magnetic nanostructures, such as ferromagnet/semiconductor/ferromagnet junctions, using quantum statistics approsches. The outcome of the project is of considerable relevance to the researches of nanostructure and quantum information/computation in Australia.Read moreRead less
Preparation and analysis of amorphous GaN thin films. Researchers in New Zealand have developed novel processing techniques to prepare amorphous and partially crystalline gallium nitride thin films with potential application as green-blue-UV opto-electronic devices. However, characterization of the film structure using electron microscopy is essential to understand the relationship between processing conditions and opto-electronic properties. The aim of this project is to draw together specialis ....Preparation and analysis of amorphous GaN thin films. Researchers in New Zealand have developed novel processing techniques to prepare amorphous and partially crystalline gallium nitride thin films with potential application as green-blue-UV opto-electronic devices. However, characterization of the film structure using electron microscopy is essential to understand the relationship between processing conditions and opto-electronic properties. The aim of this project is to draw together specialist expertise and equipment that allows integration of microscopy into the development of these films. Australian researchers will gain access to specialized preparation and testing facilities in New Zealand, whilst researchers from New Zealand will perform structural analysis of these films in Australia.Read moreRead less