Photoluminescence excitation interpreted by photon recycling in GaAs/GaAlAs multiple‐quantum‐well structure

EM Goldys, VWL Chin, TL Tansley… - Journal of applied …, 1994 - pubs.aip.org
The photoluminescence spectra of GaAs/GaAlAs multiple quantum wells on GaAs buffer
show a band related to confined quantum‐well states as well as the emission from electron‐…

Growth optimization of GaSb/GaAs self-assembled quantum dots grown by MOCVD

EM Goldys, TL Tansley - Journal of crystal growth, 2002 - Elsevier
Metalorganic chemical vapour deposition growth of GaSb self-assembled quantum dots (QDs)
on GaAs substrates was optimized with respect to their geometry. The results show that …

Optical and electrical properties of InN grown by radio-frequency reactive sputtering

EM Goldys, TL Tansley - Journal of crystal growth, 2002 - Elsevier
We report on optical and electrical characterisation of InN thin films prepared by RF reactive
sputtering of In target with pure nitrogen gas. The resistivity of the films is in the range of 10 −…

Quantum confined light modulators

EM Goldys, TL Tansley - Microelectronics journal, 1994 - Elsevier
A general framework for the operation of a large class of quantum confined light modulators
is offered, supported by a discussion of the theoretical background. The design of a quantum …

Crystal size and oxygen segregation for polycrystalline GaN

…, TDM Weijers, EM Goldys, TL Tansley… - Journal of Applied …, 2002 - pubs.aip.org
The grain size for polycrystalline GaN, grown in low-temperature gallium-rich conditions, is
shown to be correlated to the oxygen content of the films. Films with lower oxygen content …

Recrystallization prospects for freestanding low-temperature GaN grown using ZnO buffer layers

…, A Szczerbakow, EM Goldys, TL Tansley… - Journal of crystal …, 2002 - Elsevier
Remote plasma enhanced-laser-induced chemical vapor deposition was used to grow
gallium nitride films on zinc oxide buffer layers deposited by atomic layer epitaxy on soda lime …

Multichannel carrier scattering at quantum-well heterostructures

…, AN Kruglov, AF Polupanov, EM Goldys, TL Tansley - Semiconductors, 2002 - Springer
An efficient combined numerical-analytical technique is developed for calculating states of
the continuum spectrum in systems with quantum wells (QWs) with an arbitrary potential …

Size and density control of MOCVD grown self-organised GaSb islands on GaAs

…, K Drozdowicz-Tomsia, TL Tansley - 1998 Conference on …, 1998 - ieeexplore.ieee.org
We examine the morphology of ultrathin GaSb layers grown by atmospheric pressure
chemical vapour deposition on GaAs substrates. Atomic force microscopy is used as a primary …

The effect of growth temperature on the structure of GaSb/GaAs quantum dots grown by MOCVD

EM Goldys, TL Tansley - 2000 International Semiconducting …, 2000 - ieeexplore.ieee.org
Dot size and density are important factors that determine the physical properties of
semiconductor materials based on arrays of self-assembled dots (SADs). We report the effects of …

On the origin of the yellow donor-acceptor pair emission in GaN

…, HY Zuo, EM Goldys, TL Tansley… - Materials Science …, 1997 - researchers.mq.edu.au
The" deep" yellow donor-acceptor pair (DAP) recombination is perhaps the most known but
less understood photoluminescence (PL) emission of GaN. The origin of the" yellow" DAP …