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2000 articles for “SP” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Optimization of Relay Selection Techniques in FSO with PSO Algorithm
Abstract: ABSTRACTFree Space Optics (FSO) is a communique technology that makes use of mild propagating in free space to transmit records among two factors. The technology is useful wherein the physical connections by using the method of fiber optic cables are impractical due to excessive prices or different concerns. It has attracted the attention of researches in the last decade due to its low cost, high data rate and security. In …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 36–41 Read article
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An Advanced Traffic Light Controller using Verilog HDL and Implementation on FPGA
Abstract: Traffic control generally is a major challenging problem in basically many metro cities in a definitely major way. The traffic systems need to really be very precise and flexible according to the need in a major way. Microcontrollers and microprocessors can be used to create Traffic Light Control (TLC) systems in general, but their fundamental drawback is that they operate on predetermined schedules determined by programmes, and therefore lack the …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 8, Issue 1, 2022 · pp. 1–9 Read article
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Smart Vehicle GNSS-based Tracking System
Abstract: Secure method of driving vechicle is implemented using a GNSS technique called Smart Vehicle Security System. An Android application provides a GUI to users to independently communicate with the system. The main improvement is the substitution of the GNSS (Global Navigation Satellite System) for the traditional GPS as the tracking method. The most recent navigation technology, known as GNSS, aggregates all global positioning systems, including GPS, GLONASS, Galileo, BeiDou, and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 8, Issue 2, 2022 · pp. 21–27 Read article
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Nanoparticles to Control Stranded Packing of DNAs
Abstract: We report here on new optic and small-angle X-ray scattering (SAXS) measurements concerning the formation of the dispersions from double-stranded (ds) DNA molecules, doped with negatively charged gold nanoparticles (nano-Au). The nano-Au fixation nearby the surfaces of linear ds DNA in solution of high ionic strength (0.3 M NaCl) and subsequent phase exclusion of (ds DNA-nano-Au) complexes from solution containing poly(ethylene glycol) results in decrease in the amplitude of abnormal …
Published in International Journal of Applied Nanotechnology · Vol. 2, Issue 2, 2016 · pp. 4–10 Read article
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Zinc oxide/Chitosan biocompatible nanocomposites: Preparation, Characterization and its use in Congo red dye photodegradation
Abstract: Zinc oxide/chitosan biocompatible nanocomposites have been successfully synthesized by co-precipitation method. The samples were characterized by X-ray diffraction (XRD), Scanning electron microscope (SEM), Energy dispersive X ray Flurescence spectroscopy (EDAX) and Fourier transformation infrared spectroscopy (FTIR). The photocatalytic efficiency and photostability of the sample was investigated systematically for Congo red degradation under solar light irradiation. UV-vis Spectroscopy was employed to investigate the optical properties and photocatalysis behavior of the Zinc …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 2, 2017 · pp. 27–39 Read article
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Predictive Model to Monitor the Effect of Angular Momentum of an Electron in an Orbital
Abstract: Mathematical model was developed to examine the effect of angular momentum of an electron in an Orbital. The Lamor procession and vector of angular momentum function of the S,P orbitals revealed increase in the angular momentum with increase in orbital. The trend on spd orbital in terms of angular momentum shows the same behaviors as well as spdf orbital. The quantum angular momentum shows that the energy of the system …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 38–47 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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Comparative Study of Oil Palm Fibre for Effective Remediation of Crude Oil in a Contaminated Soil
Abstract: Comparative study was conducted on two different oil palm fibre effectiveness on degradation of crude oil contaminated loamy soil. The method of X-ray fluorescence spectrometer (GC) was applied for crude oil analysis as well as the different samples of oil palm fibres, which was classified as Elaeis Guineeensis and Tekena Species was analyzed to determine the possible elements present in the specimen and the result obtained identified, Mg, P, Si, …
Published in International Journal of Energetic Materials · Vol. 6, Issue 2, 2020 · pp. 25–30 Read article
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Study of Isotropic Property
Abstract: This article is constitutive from as forged as well compounded form. Isotropy is uniformity in various orientations. Isotropy is composed of Greek isos meant by equal and tropos meant by way. Precise definable consequence is subjective to depend on material property i.e., same when tested in different directions. A common example of isotropy is inclusive as of glass, plastics, and metals. Alter subject area is studied as inequality, given by …
Published in International Journal of Energetic Materials · Vol. 7, Issue 2, 2021 · pp. 1–7 Read article
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Investigation of the Optical-Electrical Properties of Simonkolleite and ZnO: Synergism and Nano/Microcrystals
Abstract: This study aimed to investigate the optical-electrical properties of simonkolleite (SM) and zinc oxide (ZnO), focusing on ZnO's nano/micro size and the synergistic effects between SM and ZnO. The synthesis of SM nanocrystals (NCs) was successfully achieved, and thermal annealing temperature was used to manipulate the formation of SM/ZnO nanocomposites ranging from NCs to microcrystals of ZnO. Structural and morphological properties were characterized using X-ray diffraction (XRD),Fourier transforms infrared (FT-IR), …
Published in International Journal of Energetic Materials · Vol. 8, Issue 2, 2022 · pp. 18–30 Read article
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Evaluation of Corrosion kinetics of zirconium dioxide dispersion strengthened Aluminium metal matrix composites
Abstract: The corrosion kinetics of Aluminum 7068-Zirconium dioxide composites is a major aspect for assessing the capability of utilizing the materials for aviation segments. Aluminum 7068 matrix is a particular class of composite which is known for its high strength characteristics even in critical situations and is utilized as a part of aerospace, automobile and ordinance applications. However the investigations on impact of reinforcements, for instance zirconium dioxide on corrosion conduct …
Published in International Journal of Metallurgy and Alloys · Vol. 4, Issue 1, 2018 · pp. 9–23 Read article
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Effects of Tungstate and Nitrite Ions as Corrosion Inhibitor for Cr-10Zr-10W Alloy in 0.5 M NaCl Solution
Abstract: The effect of different concentrations of tungstate and nitrite ions as corrosion inhibitors on the corrosion behavior of the sputter-deposited ternary Cr–10Zr–10W alloy was studied in 0.5 M NaCl solution open to air at 25±1°C using corrosion tests and corrosion potential measurement. The use of both the tungstate and nitrite ions enhanced the corrosion resistance properties of the alloy in 0.5 M NaCl solution. It is found that the tungstate …
Published in International Journal of Metallurgy and Alloys · Vol. 5, Issue 1, 2019 · pp. 11–19 Read article
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Effect of Indigenous Micros on Metal Corrosion in Different Water Environment
Abstract: The research on the effect of indigenous micros on metal corrosion in different water environment in life sciences and other fields as well as their significance was investigated. Mild Steel is one of the construction materials used in the industries. It has a young modulus of 200GNm-2. This paper focuses on the experimental study for the effect of indigenous micros on metals in different water environment and also of the …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 2, 2021 · pp. 1–10 Read article
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Characterization of CeO2-NiO Thin Film Produced by Jet Nebuliser Technique
Abstract: CeO2 –NiO composite solution was sprayed as thin films by using JET nebulizer technique at the substrate temperature of 250°C. The film was characterized by X-ray diffractometer and crystallite size, lattice constant, crystallinities, phase transformations were measured. The UV-Vis spectrometer analysis was used to calculate the band gap, absorbance and percentage of transmission of the thin films was reported. The emission and excitation spectra of the sample were reported. The …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 1–17 Read article
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A Review on Superhydrophobic Coating for Personal Protective Equipment in Coronavirus (Covid-19) Pandemic
Abstract: Novel coronavirus (COVID-19) infection caused by a newly acquired coronavirus. We have entered the global epidemic. It is important to maintain physical distance to prevent the spread of coronavirus among humans. However, health care workers and other paramedics worked 24 X 7 to rescue patients. While operating, the use of protective equipment is required. The use of protective equipment such as face masks, gloves and aprons is essential to prevent …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 2, 2021 · pp. 10–18 Read article
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Photoelectron Trap by Green Chloroplast, Hemi, and Semiconductor Nanoparticles, for the Application of Molecular Electronics and Nanomedicine
Abstract: This reseach presents an overview of the photoelectron trap by both organic and analytic nanoparticles. The phenomenon of photon absorption by chloroplast, i.e thylakoids, chlorophyll pigment, Hemi, and semiconductor nanoparticles such ZnO, , and amorphous semiconductor, are studied by determining extinction, absorption, and scattering probabilities by using the probability and density functional theory. We then explain the photoelectron probability density and intensity of photoelectron absorbed by a spherical chloroplast like …
Published in International journal of Nanobiotechnology · Vol. 8, Issue 1, 2022 · pp. 1–12 Read article
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A Review on Outlook on Future Prospects of Nanosensors
Abstract: Nanosensors are gaining increasing attention due to the need to detect and measure chemical and physical properties in difficult to reach biological and industrial systems that are in the nano-scale region. Nanosensors have superior properties over the existing techniques such as high-performance liquid chromatography or gas chromatography, because they can provide rapid, sensitive, simple and low-cost on field detection. Research and development in the nanosensor domain is driven by specific …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 01–07 Read article
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Expedition to Nanosynthesis: A Review
Abstract: Semiconducting metal oxide (like SnO2, ZnO, Ga2O3, Co3O4,TiO2, WO3, etc.) based gas sensors are widely used for the detection of the gases like H2, CO, Nox, CH4 and other hydrocarbons due to its smaller particle size as well as higher surface to volume ratio. Presently several nanoforms of metal oxides like rods, combs, rings, springs, wires, belts, propellers are becoming popular in the field of optoelectronics, ultra-sensitive nanosized gas sensors, …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 2, Issue 1, 2016 · pp. 1–23 Read article
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Low Temperature Chemical Synthesis of Nickel Oxide Microflower and Study of its Optical and Thermal Properties
Abstract: A simple rout for the synthesis of flower like nickel oxide nanostructure has been reported using nickel sulphate and potassium per-sulphate as precursor. Efforts were made to see the effect of persulfate amount on different properties of the materials thus two samples were synthesized with different amount of per-sulphate precursors. The as prepared samples were characterized by x-ray diffraction, field emission scanning and transmission electron microscope, thermal gravimetric and differential …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 2, 2018 · pp. 17–24 Read article
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Synthesis of Zero Valent Silver Nanoparticles by Chemical Reduction Method and its Application
Abstract: Chemical synthesis is one of the commonly used method for nanoparticles synthesis. Different chemicals acts as reducing agents which converts chemical precursor into its nano form. There are various chemical methods for the synthesis of zero valent silver nanoparticles. The silver nitrate is commonly used as precursor, sodium borohydride acts as reducing agent while sodium dodecyl sulphate stabilizes the formation of nanoparticles. The formation of silver nanoparticles was characterized by …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 2, 2021 · pp. 8–17 Read article