Search
458 articles for “concentration”
-
Water Filtration Through Fly Ash, Sand and Charcol Filter
Abstract: This project focuses on the implementation of a sequential filtration system using fly ash, sand, and activated charcoal filter beds to treat contaminated quarry water and contaminated cleaning water from a rubber factory The goal is to diminish the concentrations of diverse contaminants found in the wastewater and enhance its overall qual The goal is to diminish the concentrations of diverse contaminants found in the wastewater and enhance its overall …
Published in International Journal of Water Resources Engineering · Vol. 9, Issue 2, 2023 · pp. 21–26 Read article
-
Short Review on the Electronic Properties of High Electron Mobility Transistors for the Applications in Digital Communication
Abstract: In this review work, author has briefly reviewed on the relevant electronic properties to control the electrical properties of high electron mobility transistors (HEMTs). The electrical characteristics are reviewed corresponding to the microelectronic and Nanoelectronic HEMTs from the miniaturization point of view. Also, the effects of aluminium mole fraction, doping concentration and nano-layer thickness to control the drain current are reviewed. This work may be helpful to fabricate the electronic …
Published in International Journal of Digital Communication and Analog Signals · Vol. 4, Issue 2, 2018 · pp. 24–28 Read article
-
Arduino Microcontroller-based Gas Leakage Detection and Accident Prevention Alerting System
Abstract: This paper aims to propose and discuss a design of a gas leakage detection system that can automatically sense, an alert signal generated and control gas leakage by a user. This proposed system also includes an alerting by buzzer sound and the users control gas leakage. The system is based on a sensor that easily senses a gas leakage. The liquid petroleum gas (LPG) leak detector model is a compact …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 8, Issue 1, 2022 · pp. 14–18 Read article
-
Synthesis and Characterization of Graphene Nanoplatelets & Graphene Oxide Based Nanofluids With Their Comparative Analysis for Heat Transfer Applications
Abstract: Stability and thermal conductivity are the main features of nanofluids. Higher concentration of nanoparticles become the reason of agglomeration, so a balance equation is required for the preparation of remarkable nanofluids in the application point of view. In the present study, we describe a novel synthesis of graphene Nanoplatelets and graphene oxide based nanofluids with different concentration (0.001,0.003,0.005wt %) with the help of stock solution of 1mg/ml. The Hummer’s method …
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 2, 2018 · pp. 13–29 Read article
-
Effects of Industrial Waste Filler Content and Compatibilizer on the Performance of Thermoplastic Polymer Composites
Abstract: In this study, we examine the physico-mechanical characteristics of waste filler-thermoplastic polymer composites in relation to the industrial waste filler mixing ratio and compatibilizer concentrations. Three degrees of coupling agent (Epolene E-43) content and four levels of waste filler to thermoplastic polymer mixing ratios were used in the experiment to examine the physical and mechanical characteristics of the composite. As was to be predicted, composite density grew as waste filler …
Published in International Journal of Applied Nanotechnology · Vol. 9, Issue 2, 2023 · pp. 12–21 Read article
-
Corrosion Protection of Rebar steel in Ocean Atmosphere
Abstract: Rebar is an important engineering metal. It is used in construction of housing, bridge and other infrastructures works. It is surround with concrete for strengthen building block components. The concentration of chloride ions in ocean atmosphere is higher so it produces hostile environment for rebar steel. The lots of porosities are available on the outer surface area of concrete so chloride ions enter inside by osmosis or diffusion process. It …
Published in International Journal of Energetic Materials · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article
-
A Predictive Model on Pipeline Corrosion
Abstract: A comprehensive mathematical model is developed to predict corrosion rates in pipeline. The specimenused for this design is coupons (mild steel). Four containers with different solvents of 0.5 concentrationof nitric acids, 0.5 concentration of HCl, fresh water, and saltwater respectively were provided, andthe four paired coupons were placed inside the solvent for seven days. Each day, the coupons wereremoved, washed, dried, weighed, and placed back into the solvent. The result …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 17–26 Read article
-
Adverse Effects of Copper Extraction on the Environment and Living Things
Abstract: The extraction procedures are known as heap and situ leaching; throughout these procedures, particles react with one another to produce acidic mists that not only hurt people’s skin, eyes, and lungs but also ruin crops, degrade the quality of the land, and injure surrounding structures. It tastes awful and stinks like acid dust. The ore typically needs to be beneficiated as with all mining processes. The methods of processing are …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 1, 2022 · pp. 10–15 Read article
-
Ferromagnetism in II-VI Diluted Magnetic Semiconductor, Zn0.96Mn0.04O Nanostructures by Green’s Theorem
Abstract: Ferromagnetism in II-VI diluted magnetic semiconductor, Zn0.96Mn0.04O is studied. Using the Heisenberg principle, the spin exchange between the neighboring spin is discussed. Heisenberg’s model describes the Hamiltonian of the system in terms of spin density and excitons. Mathematically, magnetic parameters such as magnetizations and magnetic susceptibility are determined by Green’s function. Ferromagnetism is expected from sp-d exchange interactions (RKKY), point defects such as oxygen vacancies, and Zn interstitial and quantum …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 2, 2022 · pp. 28–36 Read article
-
Formulation and Characterization of Polyhydroxyalkanoates Copolymer Nanoparticles for Controlled Drug Release
Abstract: The present study was focused on the formulation of polyhydroxyalkanoates copolymer nanoparticles (PHANPs) for in vitro controlled release of the drugs, viz. levofloxacin and amoxicillin. The PHANPs were synthesized by a triple emulsion method and conjugated with amoxicillin and levofloxacin to improve its remedial bioavailability. The PHANPs and drug conjugatedPHANPs were analysed using Scanning Electron Microscopy (SEM), Fourier Transform Infrared (FTIR) spectroscopy and X-Ray Diffraction (XRD). The cell viability % …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 2, 2020 · pp. 1–11 Read article
-
Larvicidal Activities of Biosynthesized Zinc and Nickel Nanoparticles using Allium sativum (Garlic) oil on Anopheles spp Larvae Yobe State, Nigeria
Abstract: Emergence of insecticide resistance and their harmful effects on non-target organisms and environment has necessitated an urgent search for development of new and improved mosquito control methods that are effective and safe for non-target organisms and the environment. The present study aims to assess the larvicidal activities of biosynthesized zinc and Nickel Nanoparticles using Allium sativum (garlic) oil against the larvae of malaria Anopheles spp. The garlic oil extracted was …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 2, 2021 · pp. 1–9 Read article
-
Recent advances in utilization of wide band gap metal oxides for photocatalysis of organic waste
Abstract: Water cleaning has become a major challenge in the current scenario with huge amounts of industrial wastes being accumulated in the water bodies over the years. Traditional chemical, physical and biological processes for treating wastewater containing textile dye have disadvantages such as high cost, high energy requirement and generates secondary pollution during treatment process. The progressive oxidation processes technology has been appealing growing attention for the decomposition of organic dyes. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 1–9 Read article
-
Synthesis and Characterization of Cesium Intercalated Graphene Thin Film
Abstract: Graphene Oxide (GO) becomes promising two-Dimensional (2D) material in optoelectronics due to its sparkling properties. In preparation step we used Carboxylation of graphene and vacuum filtration to create the free standing thin film of cesium (Cs) intercalated GO. In this work we have synthesized cesium (Cs) intercalated GO thin films at different concentration (0.03, 0.05, 0.1 mol %) by using vacuum filtration method. The functional group present in synthesized thin …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 8–16 Read article
-
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
-
Medicinal Application of Nano Composites of Al 8081 Alloy/Tib2 in Acid Chloride and Neutral Chloride Mediums at Laboratory Temperature
Abstract: Nanomaterials are at the leading edge of the rapidly growing subject of nanotechnology. Their precise size-dependent homes make these materials advanced and imperative in any areas of human activity. This brief review tries to summarise the maximum latest developments in the subject of carried out nanomaterials, specially their application in biology and medicine, and discusses their commercial is at ion prospects. This paper evaluates corrosion properties of TiB2/Al8081 alloy immediately …
Published in International Journal of Composite and Constituent Materials · Vol. 6, Issue 1, 2020 · pp. 8–14 Read article
-
Experimental Study on Effect of Momentum Transfer Hydrocarbon Degradation in Stream System
Abstract: This research work demonstrates the significance of individual hydrocarbon degradation in a flowing stream system and the effect of the momentum transfer on the concentration of the individual hydrocarbon was examined on the influence of period of exposure (time) on the environment as well as the distance of dispersion. The substrate concentration variation was monitored with respect to time and distance as well as reciprocal of the substrate established by …
Published in International Journal of Composite and Constituent Materials · Vol. 6, Issue 2, 2020 · pp. 47–55 Read article
-
Mercerization and Mechanical Properties of Natural Fibre Reinforced Composite: A Comprehensive Review
Abstract: Growing public concern about environmental issues has prompted the production of renewable, economical, and ecologically friendly materials. Thus a shift from synthetic fiber reinforced composites to natural fiber reinforced composites can be seen. Since Fibre reinforcement is deciding factors in the Structural properties of any engineered composite. But poor interfacial adhesion of fibre matrix obstruct it's potential while using in structural applications. Different studies suggested that the surface modification techniques …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 1–8 Read article
-
Fabrication and Study of Natural Plant Fiber Reinforced Polymer Composites
Abstract: Snake grass fiber (sansevieria trifasciata fiber, STF)-strengthened polypropylene (PP) based composites (30 wt% by fiber) was made by hot press technique. STFs were modified by ultraviolet (UV) rays and the composites they produced were evaluated. Optimized STFs were again modified with monomer using UV rays to progress the mechanical features of the composites. Monomer concentration and no. of UV rays were optimized in terms of grafting and mechanical features of …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 1, 2021 · pp. 11–22 Read article
-
Modification of Poly Vinyl alcohol by Grafting and Appropriate Blending for Higher Stability and Biomedical field Application
Abstract: PVA is a one of the most important vinyl polymer which is widely used in industrial applications. PVA polymer has excellent adhesive property, solubility in water and it is biodegradable. But when it is modified by appropriate crosslinking or grafting or blending techniques then its physical as well as stability is altered. When polymer is modified by blending with other materials then its degradability decreases but thermal stability increases. In …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 2, 2021 · pp. 27–33 Read article
-
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