Auger electrons are emitted after nuclear decay and are used for medical purposes. The number of Auger electrons generated per nuclear decay is not known accurately, a fact that  hinders medical applications.  This project aims to obtain a experimental estimate of the number of Auger electrons emitted per nuclear decay.

The project aims at establishing the possibilities of high-energy electron scattering in the analysis of thin layers. 

We are using semiconductor nanowire arrays to engineer neuronal networks to develop neural patches to assist patients with neurological disorders in the long term.

This project aims to investigate how the mechnical properties of plant cells change with 'poking' from an external source. In nature the poking is by a pathogen. We mimic this effect with a diamond tip.

In this project, we will characterise actual device solar cell structures with electron microscopy techniques and seek to understand the microscopic effects behind the device performance and reliability

This project aims to develop III-V semiconductors for applicaiton in solar fuels generation. 

This is an all-encompassing program to integrate highly sophisticated theoretical modelling, material growth and nanofabrication capabilities to develop high performance semiconductor nanowire array solar cells. It will lead to understanding of the underlying photovoltaic mechanisms in nanowires and design of novel solar cell architectures.

Simplify nanowire solar cell fabrication by eliminating the need for p-n junctions to increase the ultimate device efficiency.

This projects combines ion implantation and deep level transient spectroscopy to study electrically active deep level defects in wide bandgap semiconductors.

High pressure diamond anvil cells often use a gas or salt solids a form of pressure medium. However, the effect of being squeezed with such materials is unknown for many systems including the novel forms of amorphous silicon, germanium and carbon studied by this ANU-based group.

In this project, we will characterise actual device solar cell structures with electron microscopy techniques and seek to understand the microscopic effects behind the device performance and reliability

This project aims to develop III-V semiconductors for applicaiton in solar fuels generation. 

This project aims to investigate the growth of III-V semiconductors on pre-patterned nanotemplates. By using different shapes and geometries, it is envisaged that these nanostructures will provide novel architectures for advanced, next generation optoelectronic devices.

Interest in biomimetic computing has led to interest in an excting new range of of solid-state neurons and synapses based on non-volatile resistive-switching and volatile threshold-switching in metal-oxide thin films.  This project will explore the operation and functionality of these new devices.

Scanning electron microscopy is a powerful tool for materials and this method is believed to correctly identify depletion regions in semiconductor devices. This project links the electron microscopy contrast  to the depletion regions measured by capacitance-voltage measurements in some devices with an aim to understanding the source of contrast. 

This project will combine experimental work, computer simulation and modelling to investigate the physical processes underpinning resistive switching in transition metal oxides (e.g. Ta₂O₅, HfO_2, Nb₂O₅ and NbO₂) and to explore its application in future non-volatile memory (i.e. ReRAM) devices.

The project aims at establishing the possibilities of high-energy electron scattering in the analysis of thin layers. 

Development of nanowire LEDs for small, robust and highly portable UV sources.

Traditional high-pressure studies have opted to avoid the creation of shear by the use of local gas and liquid enviroments. However, we have recently shown that shear is key to formation of an new form of diamond.

This projects combines ion implantation and deep level transient spectroscopy to study electrically active deep level defects in wide bandgap semiconductors.

Development of novel composite nanopore membranes.

Simplify nanowire solar cell fabrication by eliminating the need for p-n junctions to increase the ultimate device efficiency.

Study the formation and stability of high energy ion tracks in minerals under controlled environments with importance for geological dating techniques.

The equilibrium shape of voids or crystals is largely influenced by the total surface energies encompassing these 3D objects. This aim of this project is to extract the surface energies of different planes from transmission electron microscopy images of faceted voids and nanowires.

This project investigates the structure and density of defects created in 2D materials by energetic ion irradiation, and studies how such defects affect the physical properties of this important class of materials.

Investigate the fascinating porous structures of ion irradiated GaSb and InSb

This project is supported by an ARC Linkage project with a US nanoindentation company who is very keen to work with our group to develop this new capability in 2018/19.

This project aims to investigate how the mechnical properties of plant cells change with 'poking' from an external source. In nature the poking is by a pathogen. We mimic this effect with a diamond tip.

This project aims to investigate the growth of III-V semiconductors on pre-patterned nanotemplates. By using different shapes and geometries, it is envisaged that these nanostructures will provide novel architectures for advanced, next generation optoelectronic devices.

Interest in biomimetic computing has led to interest in an excting new range of of solid-state neurons and synapses based on non-volatile resistive-switching and volatile threshold-switching in metal-oxide thin films.  This project will explore the operation and functionality of these new devices.

Semiconductor nanowires are emerging nano-materials with substantial opportunities for novel photonic and electronic device applications. This project aims at developing a new generation of high performance NW based photodetectors for a wide range of applications.

In this project we aim to design and demonstrate  III-V compound semiconductor based quantum well nanowire light emitting devices with wavelength ranging from 1.3 to 1.6 μm for optical communication applications.

Scanning electron microscopy is a powerful tool for materials and this method is believed to correctly identify depletion regions in semiconductor devices. This project links the electron microscopy contrast  to the depletion regions measured by capacitance-voltage measurements in some devices with an aim to understanding the source of contrast. 

Auger electrons are emitted after nuclear decay and are used for medical purposes. The number of Auger electrons generated per nuclear decay is not known accurately, a fact that  hinders medical applications.  This project aims to obtain a experimental estimate of the number of Auger electrons emitted per nuclear decay.

This project will combine experimental work, computer simulation and modelling to investigate the physical processes underpinning resistive switching in transition metal oxides (e.g. Ta₂O₅, HfO_2, Nb₂O₅ and NbO₂) and to explore its application in future non-volatile memory (i.e. ReRAM) devices.

Development of nanowire LEDs for small, robust and highly portable UV sources.

This is an all-encompassing program to integrate highly sophisticated theoretical modelling, material growth and nanofabrication capabilities to develop high performance semiconductor nanowire array solar cells. It will lead to understanding of the underlying photovoltaic mechanisms in nanowires and design of novel solar cell architectures.

Development of novel composite nanopore membranes.

Study the formation and stability of high energy ion tracks in minerals under controlled environments with importance for geological dating techniques.

The equilibrium shape of voids or crystals is largely influenced by the total surface energies encompassing these 3D objects. This aim of this project is to extract the surface energies of different planes from transmission electron microscopy images of faceted voids and nanowires.

This project investigates the structure and density of defects created in 2D materials by energetic ion irradiation, and studies how such defects affect the physical properties of this important class of materials.

The project aims to investigate compound semiconductor micro-ring lasers on silicon substrates using selective area growth to engineer the shape of the lasing cavity at the nano/micro-scale. This project will open up new doors to the industry since an integrated laser which is reliable, efficient and easily manufacturable is still elusive in Si photonics.

This project aims to investigate the concepts and strategies required to produce electrically injected semiconductor nanowire lasers by understanding light interaction in nanowires, designing appropriate structures to inject current, engineer the optical profile and developing nano-fabrication technologies. Electrically operated nanowire lasers would enable practical applications in nanophotonics.

We are using semiconductor nanowire arrays to engineer neuronal networks to develop neural patches to assist patients with neurological disorders in the long term.

Investigate the fascinating porous structures of ion irradiated GaSb and InSb

Develop and utilise computer simulations to analyse synchrotron based scattering from nano-sized objects.

Semiconductor nanowires are emerging nano-materials with substantial opportunities for novel photonic and electronic device applications. This project aims at developing a new generation of high performance NW based photodetectors for a wide range of applications.

In this project we aim to design and demonstrate  III-V compound semiconductor based quantum well nanowire light emitting devices with wavelength ranging from 1.3 to 1.6 μm for optical communication applications.

The project aims to investigate compound semiconductor micro-ring lasers on silicon substrates using selective area growth to engineer the shape of the lasing cavity at the nano/micro-scale. This project will open up new doors to the industry since an integrated laser which is reliable, efficient and easily manufacturable is still elusive in Si photonics.

This project aims to investigate the concepts and strategies required to produce electrically injected semiconductor nanowire lasers by understanding light interaction in nanowires, designing appropriate structures to inject current, engineer the optical profile and developing nano-fabrication technologies. Electrically operated nanowire lasers would enable practical applications in nanophotonics.

Develop and utilise computer simulations to analyse synchrotron based scattering from nano-sized objects.