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532 articles for “dispersant”
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Enhancement of Heat Transfer Rate in Cooler by using Nanofluid
Abstract: The paper aims at the study of the cooling system in the household cooler by replacing honeycomb meshing into the radiator. Heat transfer from the radiator can be improved by maximizing the heat transfer area and increasing the heat transfer rate. In this paper, it is focused on increasing heat transfer rate by using MgO nanoparticles in suspension. A Thermophysical property has been increased in heat transfer material. Water was …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 3, 2019 · pp. 1–11 Read article
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Catalytic Reduction of Organic Dyes with Green Synthesized Silver Nanoparticles using Aloe vera Leaf Extract
Abstract: In this present study, we report a facile, cost-effective and non-toxic method of synthesis of silver nanoparticles using 4mM silver nitrate and aqueous leaf extract of Aloe vera as reducing and capping agent in presence of 25% ammonia solution. Then these green synthesized nanoparticles are used as catalysts for the degradation of organic dyes. The synthesized silver nanoparticles (AVSNPs) were characterized using different techniques like UV-Visible spectroscopy, Fourier infrared spectroscopy …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 2, 2019 · pp. 9–21 Read article
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Effect of Halloysite Loading Rate on Mechanical Properties and Thermal Stability of HNT/Epoxy Nanocomposite
Abstract: Halloysite nanotube (HNT) based polymer matrix composites were fabricated through casting using ultrasonication, followed by compression moulding method. In this research, HNT is taken into account as reinforcement, dispersed into the diglycidyl ether of bisphenol-A epoxy (LY 556). HNT/x (x=0 to 5 wt.%) composites were analysed according to the mechanical properties like tensile, flexural, hardness and impact. It has been found that thermal stability has been appreciably improved and calculated …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 2, 2019 · pp. 31–45 Read article
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A Review on Thermodynamic Analysis of thermal Heat Dissipating Fins
Abstract: The Engine chamber is one of the essential motor components, that is exposed to extreme temperature varieties and thermal burdens. Balances are set on the outer layer of the chamber to improve the measure of Heat & mass transfer by convection. For thermal investigation of the motor chamber blades, it is more gainful to know the Heat & mass transfer dissemination inside the chamber. Present review has been done to …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 8, Issue 2, 2021 · pp. 13–21 Read article
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Emerging Trend from Heat Exchange Nano-Fluids
Abstract: This review is description of nano-fluid forms to use as energy intense at exchanged energy sectors, mechanical engineering, and bio-medical fields. Well dispersed nano-particles inclusive in this article to subject emerging issued forms. Nano-fluid manufacture has subjecting two arena one where colloid free and other, where colloid fame as of bio-medical measures of imaging and analysis. In heat exchange, nano-fluid’s degradation as of particulates devaluate effective measures from thermal diffusivity …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 1, 2021 · pp. 1–5 Read article
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Emerging Trend from Nano-polar Polymer
Abstract: This review is a description of nano-ionic forms in host liquid crystal. Well dispersed nano-polar inclusive in this article to subject emerging issued forms to scavenge contaminated ions. Nano-particles afford from Pd, Ag, Ag-Pd, nano-MgO, ZnO-doped Cu and nano-polymers added to form nano-suspension of nematic liquid crystal polymer. Studied fame has been linked to disorganization by dielectric anisotropy for director reorientation under electric field. Electron channel perspective has scripted to …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 2, 2021 · pp. 14–18 Read article
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Characterization of Nanofluids Using Experimental and Analytical Methods for Different Concentrations
Abstract: A fluid containing nanometer-sized nanoparticles is called nanofluid. These fluids are engineered colloidal suspensions of nanoparticles in a base fluid. Nanofluids are a new class of fluids engineered by dispersing nanometer-sized materials (nanoparticles, nanofibers, nanotubes, nanorods, nanosheet, or droplets) in base fluids. They are two-phase systems with one phase (solid phase) in another (liquid phase). For a two-phase system, there are some important issues we have to face. One of …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 3, 2017 · pp. 23–31 Read article
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Biosynthesis, Characterization and Antibacterial Studies of Silver Nanoparticles from Tamil Nadu Major Crop Anacardium occidentale
Abstract: Recent studies have shown that Silver Nanoparticles have physical, optical and catalytic properties. Present work involves the eco-friendly and reproducible synthesis of Silver Nanoparticles from the Anacardium occidentale leaves extract. The synthesized silver Nanoparticle from 1 mM AgNO3 solution through the leaf extract were characterizing was monitored using Ultraviolet-visible (UV-vis) spectrophotometer, Scanning electron microscopy (SEM), Energy Dispersive X-ray Spectroscopy (EDX), X-ray powder diffraction (XRD) and Fourier transform infra-red spectroscopy (FT-IR).Scanning …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 3, 2018 · pp. 13–22 Read article
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Fabrication of Ultrathin Sodium Intercalated Graphene Films for Optoelectronics Applications
Abstract: Modulating optoelectronic properties of thin film is in great demand due to their high potential application in LED’s, flexible displays, transparent electrodes and solar cell. At current scenario researchers and scientists are trying to develop new types of material for preparation of highly transparent and conductive thin film for optoelectronic application. Graphene is a two dimensional (2D) material that having unique mechanical, electrical, thermal and optical properties. Many techniques have …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 3, 2018 · pp. 23–35 Read article
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A Detail Opto-electronic and Photocatalytic Study of Amorphous Carbon Nanotubes—MoS2 Hybrids
Abstract: Amorphous carbon nanotube – MoS2 nanohybrids were synthesized by simple hydrothermal method where two different precursor, thiourea and L-cysteine were used as a source of sulfur. Amorphous carbon nanotube has been prepared separately by a low temperature chemical process. Amorphous carbon nanotube-MoS2 nanohybrids were characterized by using X-ray diffraction, energy dispersive X-ray analysis, field emission scanning and high resolution transmission electron microscope, Raman spectrometer. Dye removal (from water) performance of …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 2, 2019 · pp. 19–30 Read article
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Amorphous Carbon Nanotube (ACNT), Two-dimensional Molybdenum Disulfide Nanosheets (MoS2) and Amorphous Carbon Nanotube-MoS2 Nanohybrids: A Brief Theoretical and Practical Analysis
Abstract: Recently, carbon nanotube and MoS2 nanosheets have been showing great interest in the field of nanoscience and nanotechnology for its exceptional physical, optical and electronic properties. The synthesis procedure of crystalline carbon nanotube is immensely tough for which researchers are focused on amorphous carbon nanotube. Single layer MoS2 with direct band gap shows better semiconductor behavior such as photoluminescence, makes them more acceptable in optoelectronic applications in comparison with graphene, …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 3, 2019 · pp. 1–13 Read article
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The Zinc Oxide Nanoparticles Review on the Basis of Nanotechnology for Textile Industries
Abstract: The approach of nanoscale materials and structure, usually ranging from 1–100 nanometers (nm), it’s an emerging area of nanotechnology and nanoscience. Synthesis of metal nanoparticles like catalysis, electronics, textiles, environmental protection, and biotechnology are the realm of constant research. during this unique circumstance, ZnO nanostructures are demonstrated to be a noticeable possibility for the uses of the textile business. Textile fabrics are, surely, utilized as a templet, which is acceptable …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 3, 2020 · pp. 21–34 Read article
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Modern Trends in Nano-Steel and Composites
Abstract: Alloy formation strategies procured as from powder produced after energetic mill. Micro-component is fabricated from nano-powder processing under controlled heating under reducing atmosphere. Nano-powder introduced more to ideal properties at rest an addendum protocol tending to theoretical assess. Steel crystal refinement is logical to subject nano-metric dimension to obsolete imperfections and to enhance strength than usually procured value. Discovery of nano-grain redefined super-strong steel to subject design of steel with …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 1, 2021 · pp. 16–25 Read article
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Effect of the Annealing Temperature on CdS Nanoparticles Synthesized by Chemical Precipitation Technique and also Characterized for its Potential Technological Applications
Abstract: Cadmium Sulfide (CdS) nano particles are synthesized by chemical precipitation method. Cadmium Chloride and Thiourea are used as the precursor materials. Ammonia water & distilled water are used as solvent. The samples are annealed at 100°C, 300°C and 500°C for 1 hour. Transmission electron microscopy (TEM), Energy–dispersive X-ray spectroscopy (EDAX), and X-ray diffraction pattern (XRD) are used to study the morphologies, distribution, and crystallinity of the CdS nanoparticles and to …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 3, 2021 · pp. 20–28 Read article
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Feasibility Study of Thermoplastic nanocomposites for ESD Applications Using Additive manufacturing
Abstract: This research aims at developing a polyamide 6 nanocomposite with good combination of electrical resistivity and structural integrity that can be utilized for electrostatic discharge applications. Polyamide 6 modified with 3wt%, 5wt% and 7wt% graphene nanoplatelets (NGP) were melt blended using a co-rotating twin screw extruder and filaments of size 1.75mm were obtained. The specimens were printed using fused deposition modelling technique according to standards for electrical resistivity and tensile …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 24, Issue 1, 2022 · pp. 46–55 Read article
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Nanotechnology Application in Neural Growth Support System
Abstract: With its ability to transfer electric impulses, make contact with neurons, and mimic the environment of neurons, carbon nanotubes have been intriguing candidates for the development of scaffolding that could promote neuronal growth and division. In order to encourage the growth and development of human brain cells, the researchers developed biodegradable composite scaffolding comprised of interconnected carbon nanotubes dispersed in the poly-L-lactic acid substrate. To imitate the guiding inputs of …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 24, Issue 2, 2022 · pp. 47–55 Read article
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An In-Depth Analysis of Nanocomposites and Their Uses
Abstract: A nanocomposite material is composed of several phases with at least one, two, or three dimensions at the nanoscale. When material dimensions are shrunk to the nanoscale level, phase interfaces are created, and they are essential for enhancing the material's qualities. The surface area to volume ratio of the reinforced material used in the production of nanocomposites has a direct impact on our understanding of the relationship between structure and …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 24, Issue 3, 2022 · pp. 15–33 Read article
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Landuse/Landcover Classification in parts of the Sathyavedu Area, Chittoor District (Andhra Pradesh), India by using Remote sensing and GIS Techniques
Abstract: The aim of the present is to identifying the land use and cover analysis of Sathyavedu area, chittoor district, Andhra Pradesh, India by using Geographical Information System. The present study have been employed with survey of India toposheet No's. 57 O/14, O/15, 66 C/2, and C/3 and Remote sensing LISS-III data. On the basis of field study, topographical maps and satellite data have been determined 15 categories’ in the study …
Published in Journal of Remote Sensing & GIS · Vol. 10, Issue 3, 2019 · pp. 18–24 Read article
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Analyses of minerals and elemental oxides in rocks from Waltadi district, Song, Adamawa state Nigeria
Abstract: Rock samples from six locations namely: Wataldi, Teuta, Kubta, Gumta, Dumneza and Wazo, within Waltadi district of Song Local government, Adamawa State, Nigeria, were studied qualitatively and quantitatively using X-ray diffraction (XRD) and energy dispersive X-ray fluorescence (EDXRF) respectively. Results obtained showed the presence of minerals including: Quartz, albite, rutile, sylvine, barite, chalcopyrite, kaonilite, anatase, stolzite, marshitecovellite and fluorannite. The major elemental oxides obtained includes: silicon oxide (SiO2), aluminium oxide …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 11, Issue 2, 2020 · pp. 39–50 Read article
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Inorganic Substances are Studied Using the Chromatographic Technique
Abstract: Inorganic analysis's use of separations is described, and the benefits of various chromatographic procedures are emphasized. Ion-exchange chromatography, solvent evaporation, columns extraction chromatography, gas chromatography of volatile metal chelates, column chromatography using chelating resins, and column chromatography using non-ionic sportive resins are some common separation techniques. Specific examples are shown to demonstrate how each of these techniques is used in analysis. A comparison of the state-ofthe-art in organic and inorganic …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 13, Issue 2, 2022 · pp. 29–33 Read article