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121
PTFE-assisted immobilization of Pluronic F127 in PVDF hollow fiber membranes with enhanced hydrophilicity through nonsolvent-thermally induced phase separation method
Published 2021“…The resultant membranes possess a pure water permeability (PWP) of 869 ± 39 L m−2h−1bar−1 with a mean pore size of 0.09 ± 0.01 μm and an outstanding tensile strength of 7.0 ± 0.3 MPa, suggesting the potential of N-TIPS method for tuning the membrane pore structure and hydrophilicity by using multifunctional additives.…”
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Journal Article -
122
Robust polyamide-PTFE hollow fibre membranes for harsh organic solvent nanofiltration
Published 2023“…The synthesized membranes showed high acetonitrile (ACN) and DMF permeabilities of 7.94 and 3.70 lm−2h−1bar−1, respectively, with acid fuchsin (585 Da) rejections of > 90 %. …”
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Journal Article -
123
Low-temperature specific heat capacity of water-ammonia mixtures down to the eutectic
Published 2024“…In support of developing new equations of state, we conducted 1 bar specific heat capacity measurements (Cp) using a differential scanning calorimeter (DSC) at low temperatures (184-314 K) and low mass fractions of ammonia (5.2-26.9 wt %) to provide novel data in the parameter space most relevant for planetary studies. …”
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Journal Article -
124
Device and material investigations of GaN enhancement-mode transistors for Venus and harsh environments
Published 2024“…The GaN transistor in this work was subjected to prolonged exposure (11 days) in a simulated Venus environment (460 °C, 94 bar, complete chemical environment including CO2/N2/SO2). …”
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Article -
125
Ultramafic Alteration and the Cooling of Earth and Mars
Published 2024“…I show that the same high-surface-area clay minerals which bury organic carbon on Earth are prevalent enough on Mars to store the bulk of its initial 1-4 bar atmosphere as adsorbed methane. I postulate that this methane was formed abiotically during hydrothermal alteration of ultramafic rocks, a process which is observed in ultramafic systems on Earth. …”
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Thesis -
126
Heteroatom-doped microporous carbon nanosheets derived from pentaerythritol-melamine for supercapacitors and CO₂ capture
Published 2022“…When used for CO2 capture, the HMCN synthesized by the pyrolysis of a 3:2 mixture of MEL and PER at 900 °C (3/2-HMCNs-900) affords a CO2 uptake of 5.35 mmol g−1 at 273 K and 1 bar CO2 partial pressure. Density functional theory calculations suggest that the high CO2 uptake performance of the HMCNs is associated with the chemical modification of the surface, as a result of N- and O- co-doping. …”
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Journal Article -
127
Fabrication of organic solvent nanofiltration membranes with graphene oxide - enhanced covalent organic framework via interfacial polymerization
Published 2023“…The PES-COF-GO membranes exhibited optimal solvent permeance and separation efficiency at an intermediate 0.8wt% GO, which gave the highest water permeance of 16.2L/m2 h bar and a molecular weight cut-off (MWCO) of around 325 gmol-1. …”
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Journal Article -
128
In-situ rapid construction of aliphatic amine combined polyamide seawater reverse osmosis membrane for efficient boron removal
Published 2023“…The permeability coefficient of boron decreased from 4.8 to 0.9 L m−2 h−1, and the boron rejection increased from 80.7 to 90.5% under the modification conditions with the optimal type and concentration of amines, while displaying a NaCl rejection of 99.8% and an acceptable water permeability of 0.55 L m−2 h−1 bar−1. Meanwhile, the alteration of membrane chemical compositions and structure properties was kept to a minimum. …”
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Journal Article -
129
Engineering nano-nodular pattern on the substrate surface by tuning phase inversion to construct ultrapermselective ion-separation nanofiltration membrane
Published 2024“…The nano-nodular surface and thinner thickness exhibited a remarkable contribution to water permeability, which reached 38.3 L m−2h−1bar−1. The narrow pore size distribution made an outstanding Na2SO4 rejection of 99.1 % and Cl−/SO42− selectivity of 83 at 1000 mg/L of mixed salt solution. …”
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Journal Article -
130
Deformation and failure processes of glass-microballoon epoxy syntactic foam
Published 2013“…A pulse shaped Split Hopkinson’s Pressure Bar Test (SHPB) modified for low impedance material testing was used to ensure that the samples deformed under dynamic equilibrium and at a constant strain-rate. …”
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Final Year Project (FYP) -
131
Spin orbit torques induced magnetization reversal through asymmetric domain wall propagation in Ta/CoFeB/MgO structures
Published 2018“…Kerr imaging reveals that the current-induced reversal under small and medium in-plane field was mediated by domain nucleation at the edge of the Hall bar, followed by asymmetric domain wall (DW) propagation. …”
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Journal Article -
132
Explorations of combined nonsolvent and thermally induced phase separation (N-TIPS) method for fabricating novel PVDF hollow fiber membranes using mixed diluents
Published 2020“…The water permeability of the membrane increased significantly from 389 ± 30–922 ± 36 L m–2 h–1 bar–1, with overall porosity improved from 50 ± 2.2–69 ± 2.9%, and a mean pore size of ~ 0.18 µm. …”
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Journal Article -
133
Synthesis and reactivity of electron-deficient phosphorus(III) compounds
Published 2017“…Transient formation of [1a]2+ and [1b]2+ is evidenced by activating C-F bonds of trifluorotoluene and [BArF4]- (ArF = (CF3)2-C6H3) anion. The replacement of carbodiphosphorane 1 with more nucleophilic and sterically less demanding carbodicarbene ligand {C6H4(MeN)2C}2C, 2 resulted in a series of P-dications [{C6H4(MeN)2C}2C.PR]2+ (R = NiPr2, Ph, OMe, tBu, Cl) whose spectroscopic and structural features are presented. …”
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Thesis -
134
Development of superhydrophobic ceramic membrane decorated with flake-like structure by two-step synthesis for seawater desalination by membrane distillation
Published 2024“…It displayed contact angles (CAs) of 155.9° for water, 144° for water/ethanol, 129° for palm oil, and 112° for engine oil, with a liquid entry pressure (LEP) of 5.2 bar Furthermore, the membrane performance was tested in a direct contact membrane distillation (DCMD) at 70 °C using a solution that simulated real seawater conditions, including sodium chloride (NaCl) at 35 g/L, sodium sulfate (Na2SO4) at 1.2 g/L, sodium carbonate (Na2CO3) at 1 g/L, and humic acid at 8 mg/L. …”
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135
Thermodynamic modelling of adsorption isotherms and kinetics for gas storage and cooling applications
Published 2015“…The experimental setup is extensively utilised to measure the amount of methane uptake for the temperatures ranging from 120 K to 303 K and pressures up to 10 bar. The proposed isotherm model is validated with the experimental data of silica gel + water and AQSOA-Z01, Z02, Z05 + water systems, and explains the S-shaped isotherms within acceptable error ranges (±5%), as compared with Langmuir and Toth isotherm equations. …”
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Thesis -
136
Electrical machine fault analysis and modelling by using electromagnetic approach
Published 2016“…The study in this thesis indicates that the stator inter-turn winding short-circuit fault can also result in irreversi-ble demagnetization for the bar-wounded permanent magnet machines. Moreover, an analytical model is designed to predict winding short-circuit current, which significantly reduce the time required by finite element method to assess machine irreversible demagnetization. …”
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Thesis -
137
Bond strength and tension stiffening of fly ash geopolymer concrete
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Thesis -
138
Thermally induced phase separation PVDF membrane fabricated by using NaCl coagulation bath: relation of membrane surface morphology and permeation performance
Published 2024“…As 0.5 mol L−1 NaCl was added to the coagulation bath, the membranes displayed a pure water permeability of 1073.9 L m−2 h−1 bar−1 while maintaining a narrow pore size distribution. …”
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Journal Article -
139
Sentiment analysis and summarization of movie reviews across genres.
Published 2012“…Graphical representation methods such as sentiment bar, sentiment meter, thumbs up/down, sentiment term cloud, sentiment treemap, sentiment time series, aspect-based sentiment summarization and sentiment link analysis graph (named SentiGraph) were implemented and evaluated. …”
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Thesis -
140
Search for Heavy Narrow Dilepton Resonances in Pp Collisions at √s = 7 TeV and √s = 8 TeV
Published 2014“…The analysis of the combined data sets excludes, at 95% confidence level, a Sequential Standard Model Z[' over SSM] resonance lighter than 2590 GeV, a superstring-inspired Z[' over ψ] lighter than 2260 GeV, and Kaluza–Klein gravitons lighter than 2390 (2030) GeV, assuming that the coupling parameter k/[bar over M][subscript Pl] is 0.10 (0.05). These are the most stringent limits to date.…”
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Article