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801
Investigation of solar cell carrier lifetime using photoconductance lifetime measurements
Published 2020“…For comparison, we have also studied electron beam deposited MoOx as a passivation layer. The evaluation of the quality of the passivation is done by measuring the effective lifetime of Si via the Sinton WCT-120 Photoconductance Lifetime tester. …”
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Final Year Project (FYP) -
802
Effect of geometric scaling on the microstructural development of selective laser melted metal parts
Published 2022“…This study discusses the effect of geometric scaling, delay time (i.e., the time it takes for the laser beam to jump from one scan vector to the adjacent scan vector, which is controlled by the jump speed), gas flow, and defocusing distance on microstructural development and mechanical properties of selective laser melted 316L stainless steel. 316L stainless steel has been used in various industries such as aerospace and petrochemical industries due to its superior properties such as very good corrosion resistance. …”
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Final Year Project (FYP) -
803
Novel heat treatment methodology for residual stress relieve of AlSi10Mg without compromise of mechanical strength
Published 2021“…Laser Beam Powder Bed (LBPB) Fusion, commonly known as Selective Laser Melting (SLM), is one of the methodologies in AM for metal fabrication. …”
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Thesis-Doctor of Philosophy -
804
Investigating the role of self-sacrificing prosociality in intragroup and intergroup contexts
Published 2020“…Parochial cooperation theories assume that strongly self-sacrificing members primarily desire and seek to achieve ingroup-favouring outcomes, and consequently become prepared to bear extreme costs to themselves. This altruism to help, however, does not always extend into intergroup contexts. …”
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Thesis-Doctor of Philosophy -
805
Inorganic nanoparticles–driven self–assembly of natural small molecules in water for constructing multifunctional nanocapsules against plant diseases
Published 2024“…Additionally, both the inner cavities and outer surfaces of nanocapsules bear abundant sites and spaces that can be further tuned for loading other pesticide molecules or flexible construct complex multifunctional nanoparticles. …”
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Journal Article -
806
On the study of keyhole-mode melting in selective laser melting process
Published 2020“…The heat source model imitates the multiple reflections of the laser beam by using the Fresnel absorption function. The model is able to simulate the fluid flow and heat transfer of keyhole-mode laser melting process, which is validated by single track experiments. …”
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Journal Article -
807
Comparison of Finite Element Methods and Satellite InSAR for Monitoring Deformations of a Large Tailings Dam
Published 2024“…Following the recent catastrophic failure of several mine tailings dams there has been much interest in the use of numerical modeling and remote sensing for monitoring the safety and stability of these structures. …”
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Thesis -
808
Narrow bandgap oxide nanoparticles coupled with graphene for high performance mid-infrared photodetection
Published 2019“…As an alternative path towards high-performance photodetectors, hybrid semiconductor/graphene structures have been intensively explored. However, the operation bandwidth of such photodetectors has been limited to visible and near-infrared regimes. …”
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Journal Article -
809
Morphology control and thermal stability of binderless-graphene aerogels from graphite for energy storage applications
Published 2013“…Of all the challenges facing human beings in the near future, energy related issues are likely to be the grandest. …”
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Journal Article -
810
HiPIMS deposition of VO2 thermochromic coating for enhanced optical properties
Published 2022“…Currently, various methods have been used to fabricate VO2 thin films in attempts to improve its intrinsic properties and improve the efficiency of high quality VO2 thin film fabrication process. …”
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Thesis-Doctor of Philosophy -
811
Thermorefringent noise in crystalline optical materials
Published 2024“…In passing, our general formalism also predicts the existence of thermal beam-pointing noise.…”
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Article -
812
Materials beyond monolayers: The magnetic quasi-1D semiconductor CrSBr
Published 2024“…We discuss the stability of CrSBr in air and show atomic scale structural manipulation through electron beam-driven transformations. We conclude that the stability and structural amenability of CrSBr provide opportunities for imagining devices that use bulk crystals yet exploit unique magnetic and quantum confinement effects.…”
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Article -
813
Experimental and numerical study of self-locking adaptable inter connection for modular steel structures
Published 2023“…The results showed that reinforced joints sustained 80% of the limit of the rigid joint at an inter-story drift ratio of 0.04 radian and satisfied the condition for strong column weak beam joint mechanism. Non-linear Finite Element Analysis (FEA) was conducted on this adaptable connection with a parametric study to study more influences of other related parameters. …”
Article -
814
Cylindrical surfaces enable wavelength-selective extinction and sub-0.2 nm linewidth in 250 μm-gap silicon Fabry–Pérot cavities
Published 2013“…Our approach consists of providing a solution to the main loss mechanism in conventional FP cavities related to the expansion of the Gaussian light beam after multiple reflections inside the cavity. …”
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Journal Article -
815
Fabrication of gold nanotip arrays using anodic aluminium oxide (AAO) template
Published 2009“…They are usually fabricated by a combination of DRIE (Dry-Reactive-Ion-etching) and FIB (Focused-Ion-Beam) processes. However these processes require many fabrication steps, are high in cost and are limited in material choices. …”
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Final Year Project (FYP) -
816
Effect of hydrogen peroxide sterilization on properties and degradation of poly (ε-caprolactone) and poly (L-lactide-co-ε-caprocaltone)
Published 2010“…There are several techniques available to sterilize biomedical devices such as autoclave, gamma and E-beam radiation. However, there are drawbacks in those techniques especially towards biodegradable polymers. …”
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Final Year Project (FYP) -
817
Growth and characterization of III-V quantum dots on SI-based substrate
Published 2014“…Using the solid-source molecular beam epitaxy, a defect-free GaAs heteroepitaxy on Ge surface can be obtained by employing the low temperature migration enhanced epitaxy technique. …”
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Thesis -
818
Modelling the electrical characteristics of SiNWs/organic solar cells
Published 2017“…Whereas, the test subject used in experiment is planar Si/MoOx heterojunction solar cell, which is fabricated by e-beam evaporation, with indium tin oxide as an antireflection coating at the top layer grown by radio frequency sputtering. …”
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Final Year Project (FYP) -
819
Static elastic properties of composite materials containing microspheres
Published 2007“…Subsequently, we analyse the buckling criterion asymptotically in the limit as the thickness ratio tends to zero by analogy with the WKB analysis of a beam on a variable-stiffness substrate. To model the shell after buckling we consider the simplified case of an embedded shell with a crack around its equator. …”
Thesis -
820
Resonant forward-scattered field in the high-saturation regime : elastic and inelastic contributions
Published 2021“…We measure the resonant forward scattering of light by a highly saturated atomic medium through the flashes emitted immediately after an abrupt extinction of the probe beam. The experiment is done in a dilute regime where the phenomena are well captured using the independent scattering approximation. …”
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Journal Article