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835 articles for “no-effect concentration”
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Investigate the origin of the Hall Effect
Abstract: The Hall Effect was first recorded by a scientist named E. H. Hall. Detailed information on how the Hall effect is produced and what needs to be done to understand it is also provided here. After a brief introduction of the Hall operating rule and the basic characteristics of Hall devices, the most recent developments in the field are reviewed. It outlines: better information about the influence of device geometry …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 2, 2021 · pp. 8–13 Read article
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In vitro and in vivo Anti-Oxidant and Anti-Diabetic Evaluation of cladodes Crude Extract and Solvent fractions of Opuntia elatior mill (Cactaceae)
Abstract: Objective: Ariel part of Opuntia elatior (Cactaceae) has been used in folklare remedies to treat diabetes in America, Mexico and India. However, the anti-diabetic potential of cladodes of this medicinal plant is not scientifically validated and authenticated. The present study aimed to evaluate in vitro and in vivo anti-oxidant and anti-diabetic potential of methanol extracts and solvent fractions of O. elatior cladodes. Methods: Phytochemical analysis performed according to standard procedure. …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 12, Issue 2, 2025 · pp. 77–88 Read article
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Development and Characterization of Bifonazole Nitrate Nanosuspension Loaded Topical Gel
Abstract: Objective: The goal of the present study was to formulate and evaluate nanosuspension-based topical delivery system of bifonazole nitrate (BN) or increased saturation solubility and controlled drug release. Methods: BN nanosuspension was prepared by pearl milling technique using zirconium oxide beads as a milling media, poloxamer 407 as a stabilizer and glycerol as wetting agent. Effect of various process parameters such as, stirring time and poloxamer concentration were optimized. The …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 9, Issue 2, 2018 · pp. 36–48 Read article
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Enhancing Efficiency and Adaptability of Double Pipe Heat Exchangers: Design and Implementation Perspectives
Abstract: The present study focuses on exploring the intricacies of twin pipe heat exchangers, highlighting their versatility and efficiency in various industrial applications. Twin pipe heat exchangers consist of concentric pipes through which fluids flow in opposite directions, enabling effective heat transfer across significant temperature gradients. This design is particularly advantageous in scenarios involving low flow rates or highly viscous fluids, as well as moderate heat loads. One of the key …
Published in Recent Trends in Fluid Mechanics · Vol. 12, Issue 1, 2025 · pp. 63–70 Read article
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Analysis of Simply Supported and Clamped-Clamped Beam Resting on a Pasternak Foundation Subjected to Moving Load with a Damping Term
Abstract: A comparative analysis of simply supported and clamped-clamped Bernoulli-Euler beams resting on a Pasternak foundation under the action of a concentrated moving load with a damping term, when the inertia effect of the moving load is considered in its analysis, was investigated in this study. The governing equation was solved by representing the Dirac delta function through a Fourier cosine series and applying a combination of analytical techniques, including the …
Published in Journal of Experimental & Applied Mechanics · Vol. 16, Issue 3, 2025 · pp. 42–59 Read article
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Future-Ready Communication Systems: Exploring High-Speed, Adaptive, and Secure Network Solutions
Abstract: The domain of electronics communication systems has experienced rapid transformation due to the growing demand for high-speed, reliable, and intelligent communication networks. This paper presents a comprehensive analysis of emerging trends such as Fifth Generation (5G) communication systems, Internet of Things (IoT), Artificial Intelligence (AI)-enabled networks, Software-Defined Networking (SDN), optical communication advancements, and cybersecurity mechanisms. The combination of cloud computing, edge computing, and network virtualization which improve system flexibility, allow …
Published in Recent Trends in Electronics Communication Systems · Vol. 13, Issue 1, 2026 · pp. 32–38 Read article
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Thermodynamic, Kinetic and Mechanistic Investigations of Ruthenium(III) Catalyzed Methylparaben Oxidation by Diperiodatocuprate(III) in Aqueous Alkaline Medium
Abstract: The kinetics of ruthenium(III) catalyzed degradative oxidation of methylparaben by the copper complex, diperiodatocuprate(III) in alkaline medium is studied at 25ºC and at a ionic strength of 8.0 × 10−2 mol dm−3. In the presence of catalyst ruthenium(III), the reaction between methylparaben and diperiodatocuprate(III) in aqueous alkaline medium exhibits 1:1 stoichiometry. The oxidation products were identified by UV-visible, GC-MS and IR spectroscopy. The reaction exhibited unit order in case of …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 1, 2015 · pp. 4–17 Read article
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Optical Characteristics of Amorphous Se-Ge-Ag Thin Films
Abstract: AbstractDetailed studies on impurity dependence of the optical structural properties have been carried out on Se-Ge-Ag thin film samples prepared by thermal evaporation technique. The effect of the addition of varying amounts of silver in concentrations from 5 to 15 molar percent to Se-Ge system were analyzed systematically under the room temperature. The optical transmission and reflection spectra of these films were measured in the range of 300–900 nm. The …
Published in Trends in Opto-electro & Optical Communication · Vol. 6, Issue 3, 2016 · pp. 33–38 Read article
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Vibration Analysis of Circular Tile Cutter
Abstract: Circular annular cutters with uniform radial cracks are extensively used in the cutting processes. Unwanted noise, vibration and accidental failure associated with the cutting process have become an important economic and technological problem in the industry. The knowledge of natural frequencies of components is of great interest in the study of response of structures to various excitations. Hence, it is important to study a circular plate cutter with central hole, …
Published in Trends in Machine design · Vol. 2, Issue 2, 2015 · pp. 22–25 Read article
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CFD Analysis of Double Diffusion Rotating Flow in a Cylindrical Annular MHD Braking System with Joules Heating and Dufour Effects
Abstract: The present study has investigated Joules parameter significance on an axisymmetric whirling flow within a cylindrical annulus, specifically focusing on an MHD braking system. The cylindrical annulus braking system is packed lithium lid liquid (Pr = 0.015), aspect ratio = 2, and imposed to an axial heat and magnetic field. In this study, the modified MAC pressure correction method has been used to solve the mixed convection flow with double …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1448–1462 Read article
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Impact of Selective Nanocatalysts in Nitroarene Reduction Reactions
Abstract: This review provides a concise overview of the catalytic reduction of nitroarene using NaBH4 as a reducing agent. The focus is on the use of metallic nanoparticles (NPs), transition metallic NPs, and nanocomposites as reduction catalysts, specifically Ag, Au, Pd, and Cu NPs. These NPs have unique biophysical characteristics and highly accessible surfaces, making them suitable for various research fields, including medical and environmental research. The study also investigates the …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 25, Issue 2, 2023 · pp. 33–46 Read article
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Phytochemical Quantification of Characteristics of Plant Extracts in Acidic Medium on Metal Inhibition
Abstract: Carbon steel coupon or specimen was analysed using X-ray Fluorescence Spectroscopy in determining the coupon’s composition and weighed before its total immersion into the acidic environment and acidic environment with different inhibitors (extract) respectively of different of concentration for a monitoring period of five day (120 hours). Corrosion inhibitive effect of moringa oleifera leaf (MOL), carrica papaya leaf (CPL) and coconut coir dust (CCD) extract respectively in mitigating the corrosion …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 32–43 Read article
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MHD-Assisted Flow Regulation of Viscoelastic Polymer Fluids for Industrial Cooling and Composite Fabrication with Isotherml Plates
Abstract: This study investigates the magnetohydrodynamic (MHD) regulation of viscoelastic polymer fluid flow over a permeable plate, emphasizing its relevance to industrial cooling and composite fabrication. An incompressible, electrically conducting viscoelastic fluid is analyzed under a transverse magnetic field with Hall and ion-slip effects to capture electromagnetic alterations in polymer transport. The governing non-dimensional equations for momentum, temperature, and concentration are solved analytically using the perturbation method. The results show that …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 851–866 Read article
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Soil Gas Radon Concentration in a Residential Area of Surrey (BC) Canada using LR-115 type II Plastic Detector
Abstract: Soil gas radon concentration measurement studies have been carried out globally to determine the health hazard effects of radon due to its seepage in indoor air of dwellings. It is a useful parameter for geochemical exploration of Uranium and earthquake precursory studies. Most of the countries, including Canada, have designed building codes to reduce the radon entry indoors. The purpose of this study is to determine radon concentration in a …
Published in Research and Reviews: A Journal of Toxicology · Vol. 12, Issue 3, 2022 · pp. 1–6 Read article
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Bio-efficacy Study of Lambda-cyhalothrin EW Formulation against Cnaphalocrocis medinalis on Rice: A Safer and Effective Approach
Abstract: AbstractA field trial was conducted to evaluate Lambda-cyhalothrin new formulation emulsion-in-water (EW), which indicated that Lambda-cyhalothrin applied at 15 g a.i. ha−1 was more effective against rice leaf folder (Cnaphalocrocis medinalis) as compared to the standard checks. In terms of cumulative reduction of pest incidence, Lambda-cyhalothrin treatments were found to be superior to the standard checks. Lambda-cyhalothrin 11.4% EW was identified as a superior formulation with respect to environmental hazards. …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 2, Issue 2, 2013 · pp. 9–14 Read article
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Comparative Study of Clamped-Clamped and Clamped-Free Elastic Beams Resting on Bi-Parametric Subgrades and Subjected to Concentrated Moving Loads
Abstract: In this paper, a comparative study of clamped-clamped and clamped-free elastic beams resting on bi-parametric subgrades subjected to concentrated moving load has been investigated. This work takes into account the viscous effects of the moving load. The findings are shown graphically. The methods of solution incorporate integral transformation in combination with convolution theory, a version of Struble's asymptotic approaches, and Fourier integral translate with the series representation of the Dirac-delta …
Published in Journal of Experimental & Applied Mechanics · Vol. 16, Issue 1, 2025 · pp. 17–33 Read article
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Mineralization of Phenanthrene by Paenibacillus sp. PRNK-6: Effect of Synthetic Surfactants on its Mineralization
Abstract: Paenibacillus sp. PRNK-6 isolated from a soil contaminated with polycyclic aromatic hydrocarbons (PAHs) was able to utilize 69.48% of phenanthrene (320 mg l-1) in 48 h. The effect of three synthetic surfactants namely, the nonionic surfactant Tween-80, the anionic surfactant sodium dodecyl sulphate (SDS) and the cationic surfactant cetyltrymethyl ammonium bromide (CTAB) on the phenanthrene mineralization by Paenibacillus sp. PRNK-6 was studied. Results showed that the effect of each surfactant …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 7, Issue 3, 2017 · pp. 1–7 Read article
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Nanostructured TiO2 Prepared Through Sol–Gel Method Enhances the Activity of Antibiotics against Gram Positive Bacteria
Abstract: The synthesis and bioactivity of titanium dioxide (TiO2) nanoparticles has been extensively studied. However, the antibacterial activity of TiO2 individually or in combination with different antibiotics has not been demonstrated. TiO2 was prepared by sol–gel process using precursor Titanium (IV) Chloride (TiCl4) and concentrated sulfuric acid in 4 h of calcinations at 550 °C and the enhancement effect of TiO2 nanoparticle on the antibacterial activity of different antibiotics was evaluated …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 1, 2012 · pp. 6–12 Read article
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Smart Polymer Composites with Multifunctional Capabilities Integrating Electroactive Polymers Conductive Nanofillers and Flexible Electronics for Advanced Sensing and Actuation Systems
Abstract: Smart polymer composites have gained significant attention to their ability to integrate polymer matrices with conductive nanofillers, offering tunable electrical, mechanical, and electroactive properties. These composites are highly responsive to external stimuli such as electrical fields, mechanical stress, and temperature variations, making them ideal for applications in flexible electronics, soft robotics, and adaptive sensing systems. This research investigates the effect of nanofiller dispersion on the performance of polymer composites, optimizing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 946–965 Read article
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Electrical Characteristics and Probable Applications of High Electron Mobility Transistors for Very Large Scale Integration Circuits in Microelectronics and Nanoelectronics Industry
Abstract: In our work, a maximum drain current of 556 mA is achieved by the simulated structures of double-heterojunction high electron mobility transistors (HEMTs) using the SILVACO-ATLAS physical simulator. According to the results, drain current is higher at shorter gate length. Also, drain current is higher at larger aluminium mole fraction. Further, drain current is higher at larger thickness of AlGaN barrier layer. Again, drain current is found as higher at …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 2, 2020 · pp. 8–14 Read article