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323 articles for “polymer”
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Surface-Driven Capillary Flow of Dyed Working Liquid in the SU-8 based Glass Microfluidic Device Fabricated by Maskless Lithography and Indirect Bonding Technique
Abstract: A single SU-8 based glass microfluidic device is fabricated by the maskless lithography and indirect bonding technique, using the negative photoresist SU-8. Polymethylmethacrylate (PMMA) dissolved in EC solvent (SU-8 developer) is used as the prepared adhesive material in the indirect bonding technique. Dyed water (90% red coloured food dye, 10% distilled water) is prepared as the working liquid. A CMOS camera catching 25 frames per second with a corresponding time-scale …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 4, Issue 2, 2018 · pp. 26–31 Read article
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Synthesis and Characterization of Magnetite-Pectin-Alginate Hybrid and Bionanocomposite
Abstract: It is a one pot synthesis of hybrid bionanocomposite comprising of inorganic magnetite with stabilizer biopolymer pectin and alginate in co-precipitation method using sodium hydroxide and ammonium hydroxide as precipitating agents. A lot of comparison and investigation has been done in particle size of nanocomposite by changing the stoichiometric ratio of both magnetite and biopolymer concentration and drying condition of composite. The nanocomposite has been characterized using infrared spectroscopy (FTIR), …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 1, 2017 · pp. 18–22 Read article
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The Current Role of Nanomaterials in Paints Industry
Abstract: Nano coatings are materials that are made by getting the material at the nuclear level to outline a denser thing. Nano coatings have a couple of purposes of enthusiasm, for instance, better surface appearance, awesome engineered assurance, better warm and electrical conductivity and better disintegration insurance. Wire of nanoparticles update the disintegration insurance of zeolite coatings, epoxy coatings and antimicrobial coatings. The nanopaint development improves the structure's entire ecobalance. The …
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 1, 2018 · pp. 19–33 Read article
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Passive Capillary Flow of Dyed Ethanol for Nanofluidics
Abstract: In this experimental work, a single polymethylmethacrylate (PMMA) microchannel bend as microfluidic device is fabricated by maskless lithography, hot embossing lithography and direct bonding technique. Dyed ethanol is prepared and used as working liquid in this work. A CMOS camera is used to capture the surface-driven capillary flow of dyed ethanol in the fabricated PMMA microchannel bend. In future, this experimental work may be useful to establish the nanofluidic flow …
Published in International Journal of Applied Nanotechnology · Vol. 7, Issue 1, 2021 · pp. 18–23 Read article
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A Review on - Hybrid Nanomaterials for Future Applications in Construction
Abstract: Hybrid nanomaterials contain at any rate two special sections, regularly inorganic portions (metal particles, metal bundles or particles, salts, oxides, sulfides, non-metallic segments and their subordinates, etc.) and normal fragments (regular social occasions or molecules, ligands, biomolecules, drug substances, polymers, etc.) that are joined by unequivocal participations which achieve the synergistic improvement of their useful properties. A hierarchy of associations may be related with the advancement of mutt materials, from …
Published in International Journal of Applied Nanotechnology · Vol. 7, Issue 1, 2021 · pp. 28–35 Read article
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Recent Advancement of Nanotechnology in Plant Disease Management
Abstract: Nanoparticles are small size particles having potential to work in large surface area. Size of nanoparticles vary from 1-100 nm. The composition of nano-formulation should break down quickly in the soil and sluggishly in plants with remnant levels under the regulatory standards in foodstuffs. The nanoparticle synthesis methods can be categorized into bottom-up or top-down method Physical- Ball milling, nanolithography, pulsed laser, electrochemical; Chemical- Vaccum deposition and vaporization, chemical vapor …
Published in International Journal of Applied Nanotechnology · Vol. 7, Issue 2, 2021 · pp. 34–42 Read article
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Effect of Polystyrene Nanoparticles from Recycled Waste Material on the Properties of Asphalt
Abstract: There is growing concern in many parts of the world over the increasing stress placed on the asphaltic material used to pave streets, highways, and runways due to higher traffic volumes and climatic and other environmental factors (e.g., heat, storms, ultraviolet radiation). Adding asphalt modifiers (e.g., polymers) on both the micro and macro scales has improved this material’s physical and rheological properties, but recent research, especially in the field of …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 2, 2022 · pp. 37–50 Read article
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Basic Fundamentals of Different Solar Cells, Solar Energy Materials and Photovoltaic Performances
Abstract: Solar cell is one of the thrust areas of modern technology in the field of renewable energy. Crystalline semiconductor wafer based solar cells (SCs) (thicknesses almost 200–300 μm) mainly crystalline-Si or GaAs based solar cells are playing the legend role in last few decades. With technological revolution, thin film SCs (thickness range 1–2 μm), dye-sensitized or Graetzel, organic/polymer and plasmonic solar cell respectively are known as 2nd,3rd, 4th and 5th …
Published in International Journal of Energetic Materials · Vol. 1, Issue 1, 2015 · pp. 1–9 Read article
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Energetic Materials and Determination of Substance Deposits
Abstract: The evaluation philosophy, proposed by us, utilizing the Fourier change infrared attenuated all out reflectance (FT-IR/ATR) indicated fabulous results, being quicker than the typical procedures and can dispose of the era of substance deposits. Keywords: energetic material, FT-IR, polymer, thermogravimetric investigation
Published in International Journal of Energetic Materials · Vol. 1, Issue 2, 2015 · pp. 1–4 Read article
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Synthesis and characterization of some organic semiconductor materials for optoelectronics
Abstract: Charge transfer complexes have high molar absorptivities and it’s an important phenomenon in the energy transfer process to increase the conductivity. Charge transfer complexes have been used in organic photovoltaic cells, organic semiconductors. Charge transfer complexes formed between electron donors and acceptors with strong interaction.In this paper, a Charge transfer complexes (CTC) of some organic semiconductor’s materials have been studied spectrophotometrically in chloroform, when the optical absorption of the CTC …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 14–24 Read article
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Execution of Poly Coatings and Corrosion of Copper
Abstract: The erosion defensive poly(aniline-co-o-toluidine) (PAOT) coatings were integrated on copper (Cu) by the electrochemical copolymerization of aniline with o-toluidine under cyclic voltammetry conditions. Fluid oxalate arrangements were utilized as the supporting electrolytes for the amalgamation of PAOT coatings on Cu. The FTIR and 1H NMR spectroscopy examines uncover that the copolymerization of aniline and o-toluidine happens on Cu substrates from a fluid oxalate arrangements and bringing about PAOT copolymer, there …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 2, 2015 Read article
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Steel in Marine Weather
Abstract: Offshore structures of steel are reviewed after suitable application at onshore. Coat of stitch pad wet weld heat treat is subjected to improve the properties from high strength low alloy steel. Underwater welding with or without environment has modifications from the use of weld heat to heat treat, selection of electrodes containing silicates and polymer agglomerates to induce more heat of weld and penetration. Typical coat crack detect inswing from …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 1–8 Read article
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Polycarbonate/ABS Alloys: Production, Testing and Applications—An Overview
Abstract: The commercial production of polycarbonate (PC) began in 1958; the commercialization of the polycarbonate/ABS blends started in 1977. The incorporation of ABS to PC minimizes its drawbacks without altering its superior mechanical properties. Blending of PC and ABS also generates other useful characteristics i.e. glossiness and low temperature toughness. Blending of both the polymers is being carried out in a twin-screw extruder or in a common solvent like Tetrahydrofuran (THF).Nowadays …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 32–37 Read article
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Colloidal Gold Nanoparticles for Biomedical Applications
Abstract: The main problem of drug-based therapy is that the introduced compound is not located in the target area and it is widely dispersed. Colloidal nanoparticle-based treatment can benefit the situation. The human body can concentrate inert nanoparticle by passive targeting. The therapeutic delivery system can be promoted using the surface of gold nanoparticle so that it only targets the specific issues by active targeting. In passive targeting colloidal GNPs can …
Published in International journal of Nanobiotechnology · Vol. 4, Issue 1, 2018 · pp. 16–18 Read article
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Nanocomposite Based Sensors and Its Potential in Modern Sectors
Abstract: Flexible nanocomposite sensors are made of two or more phases. Flexibility of polymer and low equip-distribution of nano-particulates or nano-safety are desirable requirements to use full potential. Carbon nanotubes have interesting electrical properties to produce in different configurations. These are used in temperature sensors, linear polarizers, opto-electronic and chemi-resistor devices as well as in medical electronics, packaging, automotive, solar energy fields and coatings
Published in International journal of Nanobiotechnology · Vol. 5, Issue 1, 2019 · pp. 14–18 Read article
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Revolutionizing Cancer Treatment through Nanoparticle-Based Drug Delivery Systems
Abstract: Cancer is a leading cause of death worldwide, and the treatment options available have significant limitations, including toxicity, low efficacy, and drug resistance. Nanotechnology has made significant progress in recent years, resulting in the emergence of drug delivery systems based on nanoparticles that are used for cancer treatment. These systems offer numerous benefits, including targeted drug delivery, increased drug stability, and reduced toxicity. Nanoparticle-based drug delivery systems are a promising …
Published in International journal of Nanobiotechnology · Vol. 8, Issue 2, 2022 · pp. 8–15 Read article
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An Investigation of Physico-mechanical Characterizations of Recycled Cellulose Fiber and Glass Fiber-polypropylene Hybrid Composite
Abstract: In the field of marine engineering design, polymeric composites reinforced with natural fibers are extensively used. The results of this study demonstrate that these properties can be enhanced by adding glass fiber (GF) to recycled cellulose fiber (rCF) plastic composites. The performance of rCF and rCF/GF hybrid polypropylene (PP) composites is being studied in the current experimental effort. On the tensile behavior and impact strength of composites containing 30 wt% …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 1, 2023 · pp. 1–10 Read article
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Drilling of Fibre Reinforced Plastics (FRPs) Materials: A Literature Survey
Abstract: The use of polymer composite materials has increased rapidly over the last decade and the numbers of papers for the machining of these materials has also increased. The aim of this paper is to present a literature survey on the resins, properties, the superiority of the hole produced in drilling of the fibre reinforced plastics (FRPs), different techniques used to detect the defects in composite structures that may be caused …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 14–31 Read article
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Applications of Composite Materials in Aerospace Industry
Abstract: Composites are becoming increasingly important in the aerospace industry. At least 30–40 per cent of modern airframes are now made of composites, and this percentage is increasing rapidly due to technological advances in the field. Fibre-reinforced polymer composite materials are fast gaining ground as preferred materials for construction of aircrafts and space crafts. This paper gives a review of some of these developments with a discussion of the problems with …
Published in International Journal of Composite and Constituent Materials · Vol. 3, Issue 2, 2017 · pp. 5–10 Read article
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The new method of composite materials production
Abstract: The existing methods for production, for example, polymer composite materials: the pressing (direct, injection, profile), the injection molding (injection, intrusion, centrifugal molding, and autoclaving), the extrusion, the pultrusion, the contact molding, the winding, vacuum molding and pneumatic molding do not permit to reach the main goal of the production of unique composite materials with a basis (matrix) filled by uniformly distributed filler (armoured element), having high strength and rigidity. The …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 18–22 Read article