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356 articles for “SEM”
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Nanostructured Carbon Aloe vera based DSSC Solar Cell Using Screen Printing Technology
Abstract: Today every nation faces vitality emergencies; so, to conquer it, various arrangements are given to advance towards sun-based energy harvesting which is rich and allowed to utilize. The presented study aims to give a simple synthesis technique for mass production of DSSC from working principles to the first commercial use. DSSC converts solar energy into electricity with help of energy harvesting materials like natural dye which makes it more sustainable …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 2, 2020 · pp. 52–59 Read article
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Solution Combustion Synthesis of Yttrium molybdate (Y6MoO12) Nanoparticles by using Peroxomolybdic Acid, Characterization and Applications
Abstract: The main aim of our present research work is to synthesize the distinct yttrium molybdate (Y6MoO12) nanoparticles with excellent photocatalytic activity through ultra-rapid solution combustion route using peroxomolybdic acid as molybdenum source for the first time. The morphology of Y6MoO12 nanoparticles studied using scanning electron microscopy (SEM) exposes that the particles are exceedingly porous and agglomerated. From BET surface area measurement, it is examined that Y6MoO12 nanoparticles exhibit relatively large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 1–12 Read article
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A Review of Quantum Dots in Bioimaging and Photodynamic Therapy.
Abstract: Quantum dots, as semiconductor nanostructures, have garnered substantial interest due to their distinct optical properties and adjustable size, making them valuable in various fields like electronics and biomedicine. These nanostructures exhibit remarkable versatility as contrast agents in bioimaging and play a crucial role in photodynamic therapy for diagnosing diseases. This article gives an overview of the use of quantum dots in bioimaging and photodynamic therapy, highlighting recent advancements and addressing …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 1, 2023 · pp. 11–17 Read article
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Effect of Nanoclay on the Performance of Calotopis Gigantea Fiber Reinforced Thermoplastic Composites at Distinct Temperature
Abstract: Polymer-based nanocomposite is a developing subject that attracts many researchers due to its special qualities and versatility. Because the specific surface areas of nanofillers in nanocomposites are so high, it is much simpler to produce mechanical properties at the interface. Furthermore, a favorable interaction between the nanofillers and polymer matrix may manifest itself even at comparatively lower percentages of loading nanofillers. Thus, a smart, adaptive polymer nanocomposite material with the …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 2, 2023 · pp. 1–9 Read article
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OPTIMIZATION OF EDM PARAMETERS USING PARTICLE SWARM OPTIMIZATION ALGORITHM
Abstract: Aluminium metal matrix composites are increasing the applications such as automobile industries, aerospace industries ,marine as well as construction. The use of nonconventional machining techniques in shaping aluminum metal matrix composites has generated extensive interest as the manufacturing of complicated contours such as dies. Electrical discharge machining (EDM) tends to be a promising technique for machining metal matrix composites. Hybrid Al6061 composite reinforced with 10% SiC and 4% Graphite particles …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 2, 2015 · pp. 1–9 Read article
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Corrosion Inhibition Studies of Triazinedithiol Inhibitors for Mild Steel in an Acid Chloride Solution
Abstract: Two environmental pleasant triazine dithiol inhibitors 6-diallylamino-1,3,5-triazine-2,4-dithiol monosodium (DAN)and 6-dibutylamino-1,3,5-triazine-2,4-dithiol monosodium (DBN) was synthesized and their corrosion inhibition for slight metallic in a 1 M HCl solution turned into studied the usage of weight reduction methods, electrochemical measurements, and scanning electron microscopy (SEM) techniques. The inhibition efficiency of both DAN and DBN improved with increases in inhibitor concentration but decreased with increases in temperature. Results from potentiodynamic polarization and EIS …
Published in International Journal of Composite and Constituent Materials · Vol. 6, Issue 2, 2020 · pp. 1–10 Read article
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Thermal and structural properties of surface treated ragweed fiber reinforced biodegradable polylactic acid biocomposites
Abstract: Natural fiber-reinforced composites (NFRC) are becoming more popular as technological advance recognizes the need for eco-friendly materials. This work presents Giant ragweed (Ambrosia trifida) as a new composite reinforcement material into polylactic acid (PLA) matrix to form novel natural fiber-reinforced composites. Different types of retting techniques are utilized, and hydrogen peroxide retting is proven to provide the most optimized properties. The fibers are taken through subsequent extraction and grinding processes. …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 2, 2022 · pp. 13–31 Read article
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Potato Starch-Based Composites for Industrial Application
Abstract: Plastic has become an essential element in our daily life. Plastics derived from polyolefins such as polyethylene are currently used in plastic film for food wrapping, garbage bags, mulching, compost bags, and many more. These plastics are typically inactive and resistant to microbial attack and hence they remain in nature for a long time without any deformation and has a harmful effect on atmosphere. Biodegradable plastics can help solve this …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 2, 2022 · pp. 1–12 Read article
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DFT studies of the structural, electronic and optical properties of armchair CaONT, Oxygen incorporated CaO2NT and CaO3NT and zigzag SWCaONT for Optoelectronics Applications
Abstract: In this research, the structural, electronic and optical properties of the nanotubes of CaO, CaO2 and CaO3 were studied using the DFT quantum computational approach. Although studies of electronic and optical properties were done for 2D CaO nano sheets with oxygen incorporation, there are no available data to show similar studies on the nanotubes forms of this metal oxide. This research therefore tried to explore more about the structural, electronic …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 2, 2022 · pp. 32–40 Read article
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Plant-drive Waste Fiber Reinforced Thermoplastic Composites: Modification of Fiber Surface Treatment
Abstract: Plant fibers are being utilized more frequently to create polymer composite parts for the aerospace, construction, and automotive industries. The increased awareness of the toxicity of synthetic fibers is what has caused a rise in the use of plant fibers across a variety of industries. It is crucial to emphasize that "Earth needs humans, not humans need earth," hence decision-makers and researchers are working to replace conventional materials with eco-friendly …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 1, 2023 · pp. 14–23 Read article
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Sliding wear behavior of plasma sprayed NiCrAlY-WC based composite coatings on AA5083 alloy
Abstract: WC based coatings was deposited by thermal spray process have been extensively used in industrial application to counter abrasive type of wear. In this study, for the first time NiCrAlY-WC based composite coatings were deposited on AA5083 substrate by plasma sprayed coating technique. The composite coatings were characterized by optical microscopy (OM), scanning electron microscopy (SEM) and microhardness. Sliding wear behavior of coated and uncoated samples was carried out on …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 21–26 Read article
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Synthesis , Characterization and Biological Activity of Schiff base Derived from Sulphanilamide and Salicylaldehyde and Its Metal Complexes
Abstract: ABSTRACT : Schiff bases are important intermediates for the synthesis of various bioactive compounds. However, various studies have shown that Schiff bases derived from biologically active ingredients present in medicinal plants are more effective in biological and medicinal activity than in its pure form. In this paper K(I), Ni (II), Mg (II), Cd (II) and Pb(II) Complexes were synthesized from Schiff bases derived from sulphanilamide and Salicylaldehyde. The ligand and …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 1, 2019 · pp. 21–29 Read article
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Mechanical characterization of hybrid natural fibre composites developed through compression moulding process
Abstract: Increasing environmental concerns these days due to excessive consumption of fossil-fuel products have impacted our atmosphere, which has led several researchers to work in the field of polymer composites reinforced by natural fibres. In this research, the emphasis is on developing the completely biodegradable green composites using polylactic acid (PLA) as a matrix and reinforcement with jute and sisal fiber by compression molding method and effect of various parameters on …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 1, 2020 · pp. 29–35 Read article
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Kinetic Modeling and Thermodynamic Study of the Simultaneous Adsorption of Polycyclic Aromatic Hydrocarbons (PAHs) Onto Organomontmorillonite in Aqueous Medium
Abstract: Water is a vital source of human life, but it has frequently been polluted by mono and polycyclic aromatic hydrocarbons, usually from petrochemicals in petroleum industrial effluents as well as other anthropogenic activities. This study investigate the potential of montmorillonite intercalated HDTMAand TMPA cations for effective removal of five (5) different polycyclic aromatic hydrocarbons (PAH) namely: naphthalene, anthracene, chrysene,benzo(a)pyrene and benzo(g,h,i) perylene in aqueous medium. To research PAH adsorption behaviour …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 28–38 Read article
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Characterization of the Impact Strength in Cryogenic Treatment of TIG Welded Nickel-based Superalloy
Abstract: The TIG welding of the IN617 heat and oxidation resistant has been precisely controlled through welding parameters, while γ'-Ni3(Al, Ti) phases predominantly controlled solution strengthening, and precipitation strengthening and carbides in γ matrix, as well as γ' precipitate’s shearing mechanism is prominent to enhance strength of superalloys. The high hardness has been preserved owing to strengthening major elements such as Cr, Co, and Mo etc., and the well coherency maintain …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 1–12 Read article
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Deposition and characterization of poly(o-anisidine)/TiO2Nanocomposite for gas sensing application
Abstract: The Poly(o-anisidine) (POA) and Titanium dioxide POA (POA/TiO2 ) composite thin film based for gas sensing application are synthesized. Pure POA and POA/TiO2 composites with 20wt% of TiO2 were synthesized by chemical oxidative polymerization of o-anisidine using ammonium persulfate in acidic medium at 0-50C. Thin films of POA and POA/TiO2 composites were deposited on glass plate by dip coating method to prepare the chemiresistor sensor. The structural and optical properties …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
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Corrosion Studies of Al 7075 alloy using Cetirizine drug as drug in Arabian Sea water sample
Abstract: The inhibition of Cetirizine drug on corrosion of Al 7075alloy in Arabian Sea water medium became investigated by way of weight reduction measurement, Tafel Polarization, and EIS techniques. The electrochemical outputs proved that the prepared Drug act as powerful corrosion drug. The outputs found from electrochemical, weight loss and EIS studies showed exact consistency. The Present paper involves examine of weight loss, Tafel polarization, EIS and microstructural behavior of Al …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 1, 2020 · pp. 25–31 Read article
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Preparation and Evaluation of Plant-Based Coir Fiber-Reinforced Polypropylene Composites
Abstract: In the present article, unidirectional coir fiber (CF) and alkali-treated CF (ACF) were incorporated in polypropylene (PP) with and without 3-aminopropyl trimethoxy silane (AS) and tetramethoxy orthosilicate (TS) to produce composites by a compression molding technique. The basic properties of PP/CF composites (e.g. tensile strength, tensile modulus, impact strength, and water absorption) have enhanced with increasing CF content. The incorporation of AS and TS after alkali pretreatment for CF composites …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 2, 2021 · pp. 34–47 Read article
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Fabrication of a Novel and Efficient Radiation Grafted Functionalized Polymer Adsorbent and Investigation of its Applicability in the Adsorptive Removal of Cr (VI) Ion from Aqueous Solution
Abstract: The grafting of glycidyl methacrylate (GMA) onto non-woven polyethylene (PE) fabric was accomplished using a radiation-initiated grafting technique. The grafted textiles were allowed to react using triethylamine to create functioning amine groups. Upon bond formation yield, the impact of grafting intensity has been examined. Utilizing the appropriate technologies, such as FTIR, TGA, and SEM, the adsorbents were rigorously examined. There was evidence of GMA grafting and diamines according to FTIR, …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 1–15 Read article
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Experimental Analysis and Effect of Fiber Surface Modifications on the Properties of Plant-Drive Fiber Reinforced Polymer Composites
Abstract: Global challenges of today center on ways to combat global warming while reducing the rate at which fossil fuels are depleted through the use of environmentally friendly, biodegradable products. This work envisions the use of vetiver fiber (VF) as a reinforcement material in composite material construction, since the scientific literature advocates alternative materials for plastics. Based on the fiber composition of the fibers, the effects of various chemical treatments on …
Published in International Journal of Polymer Science and Engineering · Vol. 9, Issue 2, 2023 · pp. 46–57 Read article