Potential student research projects

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Fu, Lan Profile Photo
Senior Fellow
02 6125 4060

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Kluth, Patrick Profile Photo
Senior Fellow and ARC Future Fellow
02 6125 0358

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Atomic and Molecular Physics

Electron scattering from surfaces at high energies

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

A/Prof Maarten Vos

Experimental determination of the Auger yield per nuclear decay

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.
 

A/Prof Maarten Vos, Dr Tibor Kibedi, Professor Andrew Stuchbery

Clean Energy

Nanowire arrays for next generation high performance photovoltaics

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.

A/Prof Lan Fu, Dr Ziyuan Li, Professor Chennupati Jagadish AC

Hydrogen generation by solar water splitting using nitride-based compound semiconductors

This project aims to develop GaN-based semiconductor photoelectrodes for highly efficient solar to hydrogen generation by band bending and surface engineering at the semiconductor-electrolyte interface.

Professor Hoe Tan, Dr Siva Karuturi

Organic-inorganic perovskite materials for high performance photovoltaics

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

A/Prof Jennifer Wong-Leung

Solar Hydrogen Generation from Rust using 3-D Nanostructured Photoelectrodes

There is an imminent need to reduce our dependence on carbon-based fuels in order to minimize the
potential adverse outcomes associated with climate change. This project aims to develop an efficient means of producing clean hydrogen fuel by splitting water under sunlight using novel hematite based semiconductor electrodes for efficient solar hydrogen generation.

Dr Siva Karuturi, Professor Hoe Tan

Engineering in Physics

Exploring the nature of deep levels in high performance ZnO Schottky diodes

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

A/Prof Jennifer Wong-Leung

Materials Science and Engineering

Electron scattering from surfaces at high energies

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

A/Prof Maarten Vos

Fundamental investigation of fission tracks for geo- and thermochronology

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

A/Prof Patrick Kluth

What determines the equilibrium shapes within a crystalline nanoworld?

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.

A/Prof Jennifer Wong-Leung

Synthesis of semiconductor nanowires for novel device applications

Using bottom-up approaches to grow semiconductor nanowires for future optoelectronic and biophotonic devices

Professor Hoe Tan, Dr Philippe Caroff

Solid state synapses and neurons - memristive devices for neuromorphic computing

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.

Professor Robert Elliman, Dr Xinjun Liu

Nanoporous antimonides

Investigate the fascinating porous structures of ion irradiated GaSb and InSb

A/Prof Patrick Kluth, A/Prof. James Sullivan

Solar cells without p-n junctions

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

Professor Hoe Tan, Professor Chennupati Jagadish AC, Dr Kaushal Vora

The metal-insulator transition (MIT) and its application as a selector device for nonvolatile memory

This project will employ advanced experimental methods and computer simulation and modelling to investigate the metal-insulator transition in transition-metal oxides, and to develop new materials-science strategies for improving the functionality of these materials for application in future nonvolatile memory devices.

Professor Robert Elliman, Dr Xinjun Liu

Singling out the depletion region in semiconductor devices by scanning electron microscopy

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. 

A/Prof Jennifer Wong-Leung, Dr Mark Lockrey

UV nano-LEDs

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

Professor Chennupati Jagadish AC, Professor Hoe Tan

Hydrogen generation by solar water splitting using nitride-based compound semiconductors

This project aims to develop GaN-based semiconductor photoelectrodes for highly efficient solar to hydrogen generation by band bending and surface engineering at the semiconductor-electrolyte interface.

Professor Hoe Tan, Dr Siva Karuturi

Organic-inorganic perovskite materials for high performance photovoltaics

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

A/Prof Jennifer Wong-Leung

Mastering control over structure, composition and homogeneity in ternary nanowire growth

Uniform composition and tunability over the emission wavelength of ternary nanowires is an important challenge for nanowire growth. Growth of nanowires combined with a range of characterisation techniques including electron microscopy will be used for this project. PhD studentships currently available. 

A/Prof Jennifer Wong-Leung, Professor Hoe Tan

Improving the properties of Nanowires through surface passivation

Due to the large surface area to volume ratio in nanowires, surface defects could be detrimental for performance of nanowire optoelectronic devices. This project aims to develope effective passivation methods to reduce the surface recombination rate by passivating the surface states of nanowires.

Dr Shagufta Naureen, Professor Hoe Tan, Professor Chennupati Jagadish AC

Resistive switching in transition-metal oxides and its use in nonvolatile memory devices

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, HfO2, Nb2O5 and NbO2) and to explore its application in future non-volatile memory (i.e. ReRAM) devices.

Professor Robert Elliman, Dr Dinesh Venkatachalam, Dr Xinjun Liu

Understanding carrier transport and doping in semiconductor nanowires through characterization

This project will concentrate on developing metal contacts on nanowires for Hall measurements which will provide quantitative determination of the doping concentration and carrier mobilities in the nanowires, which is crucial to optimize performance of nanowire optoelectronic devices.

Dr Shagufta Naureen, Dr Naeem Shahid, Professor Hoe Tan, Professor Chennupati Jagadish AC

Functional Nanopore Membranes

Development of novel composite nanopore membranes.

A/Prof Patrick Kluth

Exploring the nature of deep levels in high performance ZnO Schottky diodes

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

A/Prof Jennifer Wong-Leung

Graphene synthesis by ion-implantation

Graphene has unique properties and is of great theoretical and technological interest but due to the need to fabricate patterned layers of a variety of substrates there is considerable interest in the development of new, more flexible methods of graphene synthesis.  This project will explore a novel approach to this problem.

Professor Robert Elliman, Dr Dinesh Venkatachalam

Nanoscience and Nanotechnology

Nanowire photodetectors - Small devices for the big world

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.

A/Prof Lan Fu, Dr Ziyuan Li, Professor Hoe Tan

Fundamental investigation of fission tracks for geo- and thermochronology

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

A/Prof Patrick Kluth

What determines the equilibrium shapes within a crystalline nanoworld?

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.

A/Prof Jennifer Wong-Leung

Synthesis of semiconductor nanowires for novel device applications

Using bottom-up approaches to grow semiconductor nanowires for future optoelectronic and biophotonic devices

Professor Hoe Tan, Dr Philippe Caroff

Solid state synapses and neurons - memristive devices for neuromorphic computing

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.

Professor Robert Elliman, Dr Xinjun Liu

Experimental determination of the Auger yield per nuclear decay

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.
 

A/Prof Maarten Vos, Dr Tibor Kibedi, Professor Andrew Stuchbery

Visible wavelength nanowire lasers

Utilising nanowire geometry to create visible wavelength nanoscale lasers with reduced footprint, higher efficiency and lower operating powers.

Professor Chennupati Jagadish AC, Dr Sudha Mokkapati, Professor Hoe Tan

Nanoporous antimonides

Investigate the fascinating porous structures of ion irradiated GaSb and InSb

A/Prof Patrick Kluth, A/Prof. James Sullivan

Solar cells without p-n junctions

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

Professor Hoe Tan, Professor Chennupati Jagadish AC, Dr Kaushal Vora

Nanowire arrays for next generation high performance photovoltaics

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.

A/Prof Lan Fu, Dr Ziyuan Li, Professor Chennupati Jagadish AC

The metal-insulator transition (MIT) and its application as a selector device for nonvolatile memory

This project will employ advanced experimental methods and computer simulation and modelling to investigate the metal-insulator transition in transition-metal oxides, and to develop new materials-science strategies for improving the functionality of these materials for application in future nonvolatile memory devices.

Professor Robert Elliman, Dr Xinjun Liu

Singling out the depletion region in semiconductor devices by scanning electron microscopy

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. 

A/Prof Jennifer Wong-Leung, Dr Mark Lockrey

UV nano-LEDs

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

Professor Chennupati Jagadish AC, Professor Hoe Tan

Monte-Carlo simulation of x-ray scattering from nano-objects

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

A/Prof Patrick Kluth

Mastering control over structure, composition and homogeneity in ternary nanowire growth

Uniform composition and tunability over the emission wavelength of ternary nanowires is an important challenge for nanowire growth. Growth of nanowires combined with a range of characterisation techniques including electron microscopy will be used for this project. PhD studentships currently available. 

A/Prof Jennifer Wong-Leung, Professor Hoe Tan

Solar Hydrogen Generation from Rust using 3-D Nanostructured Photoelectrodes

There is an imminent need to reduce our dependence on carbon-based fuels in order to minimize the
potential adverse outcomes associated with climate change. This project aims to develop an efficient means of producing clean hydrogen fuel by splitting water under sunlight using novel hematite based semiconductor electrodes for efficient solar hydrogen generation.

Dr Siva Karuturi, Professor Hoe Tan

Resistive switching in transition-metal oxides and its use in nonvolatile memory devices

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, HfO2, Nb2O5 and NbO2) and to explore its application in future non-volatile memory (i.e. ReRAM) devices.

Professor Robert Elliman, Dr Dinesh Venkatachalam, Dr Xinjun Liu

Functional Nanopore Membranes

Development of novel composite nanopore membranes.

A/Prof Patrick Kluth

Nanowire DFB lasers

Developing nanoscale lasers with controlled direction of light emission for use in high density information processing.

Professor Hoe Tan, Professor Chennupati Jagadish AC

Graphene synthesis by ion-implantation

Graphene has unique properties and is of great theoretical and technological interest but due to the need to fabricate patterned layers of a variety of substrates there is considerable interest in the development of new, more flexible methods of graphene synthesis.  This project will explore a novel approach to this problem.

Professor Robert Elliman, Dr Dinesh Venkatachalam

Photonics, Lasers and Nonlinear Optics

Nanowire photodetectors - Small devices for the big world

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.

A/Prof Lan Fu, Dr Ziyuan Li, Professor Hoe Tan

Visible wavelength nanowire lasers

Utilising nanowire geometry to create visible wavelength nanoscale lasers with reduced footprint, higher efficiency and lower operating powers.

Professor Chennupati Jagadish AC, Dr Sudha Mokkapati, Professor Hoe Tan

Improving the properties of Nanowires through surface passivation

Due to the large surface area to volume ratio in nanowires, surface defects could be detrimental for performance of nanowire optoelectronic devices. This project aims to develope effective passivation methods to reduce the surface recombination rate by passivating the surface states of nanowires.

Dr Shagufta Naureen, Professor Hoe Tan, Professor Chennupati Jagadish AC

Nanowire DFB lasers

Developing nanoscale lasers with controlled direction of light emission for use in high density information processing.

Professor Hoe Tan, Professor Chennupati Jagadish AC

Quantum Devices and Technology

Understanding carrier transport and doping in semiconductor nanowires through characterization

This project will concentrate on developing metal contacts on nanowires for Hall measurements which will provide quantitative determination of the doping concentration and carrier mobilities in the nanowires, which is crucial to optimize performance of nanowire optoelectronic devices.

Dr Shagufta Naureen, Dr Naeem Shahid, Professor Hoe Tan, Professor Chennupati Jagadish AC

Topological and Structural Science

Monte-Carlo simulation of x-ray scattering from nano-objects

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

A/Prof Patrick Kluth

Updated:  15 June 2016/ Responsible Officer:  Head of Department/ Page Contact:  Physics Webmaster