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461
Preparation and characterization of chitosan grafted PMMA via gamma radiation for electrolyte in supercapacitor / Nor Kartini Jaafar
Published 2018“…The grafted polymer Ch-g-PMMA, lithium triflouromethanesulfate (LiCF3S03 or LiTf), ethylene carbonate (EC) and silicon dioxide (SiCh) were then used in the preparation of solid polymer electrolytes (SPE), gel polymer electrolyte (GPE) and composite polymer electrolyte (CPE). …”
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Thesis -
462
Modeling and simulation for the equilibrium of single mode fiber fusion
Published 2010“…A model was required to observe the stable by equilibrium state of silicon dioxide fiber and nitrogen gas used for fabrication of fiber coupler. …”
Thesis -
463
Influence of Anticaking Agents and Storage Conditions on Quality Characteristics of Spray Dried Apricot Powder: Shelf Life Prediction Studies Using Guggenheim-Anderson-de Boer (GAB...
Published 2022-12-01“…This study was therefore conducted to investigate the influence of anticaking agents (tricalcium phosphate and silicon dioxide) and storage conditions (ambient and accelerated) on physicochemical, micrometric, and thermal characteristics of spray-dried apricot powder (SDAP) packaged in aluminum laminates. …”
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Article -
464
Applicability of Titanium-Based Catalysts in the Photocatalytic Degradation of 2,3,7,8-Tetrachlorodibenzofuran
Published 2023-11-01“…Vanadium(III) oxide (V<sub>2</sub>O<sub>5</sub>) and silicon dioxide (SiO<sub>2</sub>) were chosen as materials for the formation of heterogeneous compounds with titanium(IV) oxide (TiO<sub>2</sub>) because they possess a suitable band alignment with TiO<sub>2,</sub> thus forming effective photocatalysts. …”
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Article -
465
Influence of Reactive Ion Etching on THz Transmission and Reflection Properties of NiCr Film Deposited on a Dielectric Substrate
Published 2015-06-01“…Nano – scale nickel – chromium (NiCr) thin films are deposited on RIE treated silicon dioxide (SiO<sub>2</sub>) dielectric substrates to study the transmission and reflection characteristics. …”
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Article -
466
Continuously Varying Thickness Interference Bandpass Filter for the Visible Spectral Range: Using Ion Beam Sputter Deposition
Published 2022-01-01“…Niobium pentoxide and silicon dioxide are used as the filter materials due to the high refractive index contrast between them, resulting in a smaller number of required material films. …”
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Article -
467
Polarization-Splitting Grating Coupler on Lithium Niobate Thin Film
Published 2024-02-01“…The CEs could be optimized to −1.97 dB and −1.8 dB when a metal layer was added below the silicon dioxide layer.…”
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Article -
468
The possibility of using high-quality fused magnesia in the manufacture of crucibles for vacuum-induction melting
Published 2019-10-01“…The absence of contamination of the melt with crucible materials such as silicon dioxide, aluminosilicates and oxide films, etc., has been established.…”
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Article -
469
Impacts of Post-metallisation Processes on the Electrical and Photovoltaic Properties of Si Quantum Dot Solar Cells
Published 2010-01-01“…<p>Abstract</p> <p>As an important step towards the realisation of silicon-based tandem solar cells using silicon quantum dots embedded in a silicon dioxide (SiO<sub>2</sub>) matrix, single-junction silicon quantum dot (Si QD) solar cells on quartz substrates have been fabricated. …”
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Article -
470
Extraction of Silica from Bamboo Leaves Ash (Bambusoideae) Using Hydrochloric Acid and Nitric Acid
Published 2023-10-01“…Despite containing a substantial silicon dioxide (SiO2) content, bamboo leaves are frequently discarded by communities. …”
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Article -
471
Impact of the oxidation temperature on the density of single-photon sources formed at SiO2/SiC interface
Published 2023-09-01“…The impact of oxidation temperature on the formation of single photon-emitting defects located at the silicon dioxide (SiO2)/silicon carbide (SiC) interface was investigated. …”
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Article -
472
Preparation of SiO2:TiO2 for High-Performance Double Layer Anti-Reflection Coating
Published 2023-06-01“… In this work, an anti-reflection coating was prepared in the region (400-1000) nm of wavelength, with a double layer of silicon dioxide (SiO2) as an inner layer and the second layer of the mixture (SiO2) and titanium dioxide (TiO2) with certain ratios, as an outer layer using the chemical spraying method with a number of 6 sprays of layer SiO2 and 12 sprays of layer SiO2 - TiO2. …”
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Article -
473
Chemical and Mineralogical Analysis of Reformed Slag during Iron Recovery from Copper Slag in the Reduction Smelting
Published 2021-09-01“…Copper slag is usually a mixture of iron oxide and silicon dioxide, which exist in the form of fayalite (2FeO·SiO2), and contains ceramic components as the SiO2, Al2O3 and CaO depending on the initial ore quality and the furnace type. …”
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Article -
474
Comparative analysis of co-processed starches prepared by three different methods
Published 2017-11-01“…The co-processed excipients consisting of maize starch (90%), acacia gum (7.5%) and colloidal silicon dioxide (2.5%) were prepared by co-dispersion (SAS-CD), co-fusion (SAS-CF) and co-granulation (SAS-CG). …”
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Article -
475
Improvement Prediction on the Dynamic Performance of Epoxy Composite Used in Packaging by Using Nano-Particle Reinforcements in Addition to 2-Hydroxyethyl Methacrylate Toughener
Published 2021-07-01“…This study investigates the possible use of 2-hydroxyethyl methacrylate (HEMA) toughening agent and nano-powders, such as alumina, silicon dioxide, and carbon black, to form epoxy composites for dynamic property improvement. …”
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Article -
476
Culture independent DNA extraction method for bacterial cells concentrated from water
Published 2022-01-01“…. • The following optimizations were included: (a) Polycarbonate (Poly) was statistically compared with Polyether sulphone (PES), Nitrocellulose acetate (NA) and Nitrocellulose (NC) membranes; (b) Various housing containers for the membranes were tested: plastic/glass petri-dish, Falcon tubes, Ogreiner cryovials; (c) various solutions was tested to add to the membrane to remove cells from membranes; (d) celite was chosen to bind the DNA because it had a higher DNA binding capacity compared to silicon dioxide; (e) incubation times and rotation speed were tested when adding reagents. • The optimized in-house DNA extraction method was validated with environmental water samples, high (dam water) and low (borehole) bacterial load to determine upper and lower detection limits of the method.…”
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Article -
477
Charge Storage Mechanism and Size Control of Germanium Nanocrystals in a Tri-layer Insulator Structure of a MIS Memory Device
Published 2003“…A tri-layer metal-insulator-semiconductor (MIS) memory device structure comprising of a thin (~5nm) silicon dioxide (SiO₂) layer grown using rapid thermal oxidation (RTO), followed by a layer of Ge+SiO₂ of varying thickness (3 - 6 nm) deposited using a radio frequency (rf) co-sputtering technique, and a capping SiO₂ layer (50nm) deposited using rf sputtering is investigated. …”
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Article -
478
Etching of Graphene Devices with a Helium Ion Beam
Published 2013“…Graphene devices on silicon dioxide (SiO[subscript 2]) substrates etch with lower He ion doses and are found to have a residual conductivity after etching, which we attribute to contamination by hydrocarbons.…”
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Article -
479
Bimetallic plasmonic nanostructures : synthesis and light-induced applications
Published 2021“…Lastly, the Ag@Au core-shell is further coated with silicon dioxide and titanium dioxide (Ag@Au@SiO2) and (Ag@Au@TiO2). …”
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Final Year Project (FYP) -
480
Thermal characterization of nanoscale material
Published 2009“…In initial stage, silicon dioxide (SiO2) thin films were used to calibrate the experiment setup. …”
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Final Year Project (FYP)