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1394 articles for “React”
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A Research Project on Identification and Reporting of Adverse Drug Reactions in General Medicine Ward of an ESI Hospital
Abstract: Aim: The study aims at identifying and reporting the adverse drug reactions (ADRs) in general medicine ward of an ESI hospital, Bangalore, Karnataka, India. Objective: Prescription study, analysis and prevention of medication-related problems (ADRs), identifying and minimizing medication-related problems, improving patient safety initiatives, improving the patient health-related outcomes, reducing work burden of physicians, and providing better therapy to large number of patients. Methodology: Study Design: It was a prospective and …
Published in Research and Reviews: A Journal of Toxicology · Vol. 8, Issue 3, 2018 · pp. 9–14 Read article
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Thermal-hydraulic Safety Assessment of a Miniature Neutron Source Reactor
Abstract: The main objective of this study is to assess the thermal-hydraulic safety capability of the PLTEMP/ANL v 4.0 in analyzing Ghana Research Reactor-1 (GHARR-1), with vertical fuel rods cooled by natural convection, operating at a nominal power (30 kW) with sufficient safety margins. The neutronic analysis of the core was performed using MCNP X code, where parameters of interest were the power distributions and the power peaking factors. The thermal-hydraulic …
Published in Journal of Nuclear Engineering & Technology · Vol. 3, Issue 3, 2013 · pp. 18–44 Read article
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Pressure Swing Adsorption Process for Reduction of Argon-41 Release from Nuclear Reactor Exhaust Systems
Abstract: In several nuclear reactors, huge quantity of air (in the order of 10,000 cmh) is continuously passed to cool the calandria vault. This results in high radiation field due to argon-41. It is necessary to isolate and recover argon from these environments, which can bring down the activity release to the atmosphere in attaining ALARA principle. Pressure swing adsorption (PSA) technique has been employed by combining molecular sieves 5A (MS5A) …
Published in Journal of Nuclear Engineering & Technology · Vol. 5, Issue 1, 2015 · pp. 25–28 Read article
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Parallel Genetic Algorithm for Fuel Bundle Burnup Optimization of Pressurized Heavy Water Reactor
Abstract: In this study, parallel genetic algorithm (GA) was applied to solve an optimization problem of nuclear fuel management pertaining to a 220 MWe pressurized heavy water reactor (PHWR). The study aims at finding appropriate values of reference discharge burnups of two zones of the reactor core which gives maximum fuel economy, while satisfying operational and safety-related constraints. This is a multiobjective optimization problem with four objectives and four constraints. Penalty …
Published in Journal of Nuclear Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 11–24 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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Reactivity of Monochlorotetrakis2-Isopropylphenoxoniobium(V), [NbCl(OC6H4CH(CH3)2-2)4] towards Chelating Ligands
Abstract: The niobium(V) complexes with the formula [NbCl(OC₆H₄CH(CH₃)₂-2)₄] were successfully synthesized in high yields through the reaction of niobium pentachloride with four equivalent amounts of 2-isopropylphenol in carbon tetrachloride. The synthesized complexes were characterized and confirmed by elemental analysis, molar conductance measurements, infrared (IR) spectroscopy, ^1H and ^13C NMR spectroscopy, as well as mass spectrometric analysis. The spectroscopic studies have shown these to exhibit dimeric structures bridging through isopropylphenoxo groups. The …
Published in International Journal of Minerals · Vol. 3, Issue 1, 2026 · pp. 37–45 Read article
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The Comparative Catalytic Activities of Tungstate and Molybdate Ions on Oxygen Transfer Reactions Used in Production of Some Petrochemicals
Abstract: The comparative catalytic activities and kinetics of formation of glycerine from oxidation of allyl alcohol by hydrogen peroxide in the presence of sodium tungstate and sodium molybdate as catalyst have been studied. The reaction is zero order with respect to hydrogen peroxide concentration and the reaction is first order with respect to allyl alcohol and catalyst (sodium tungstate or sodium molybdate) concentrations. Tungstate catalyzed formation of glycerine from allyl alcohol …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 1, 2017 · pp. 24–29 Read article
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Synthesis of Copper Oxide Nanoparticles using Ultrasound for the Treatment of Textile Organic Dyes (Reactive Black 5 and Basic Blue 3)
Abstract: This paper describes the ultrasound assisted synthesis of copper oxide (CuO) nanoparticles using copper nitrate trihydrate and ammonium carbonate as reactants. The resultant product, copper carbonate was calcined at 400°C which was chosen based on the thermogravimetric analysis of copper carbonate precipitate. The final product CuO nanoparticles characterized by X-Ray diffraction (XRD), scanning electron microscope (SEM), energy-dispersive X-ray spectroscopy (EDAX), particle size analyzer (PSA) and Brunner-Emmet-Teller surface area analyzer (BET) …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 3, 2015 · pp. 16–22 Read article
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Control System Design and Performance Analysis of PID and IMC controllers for Continuous Stirred Tank Reactor (CSTR)
Abstract: The Continuous Stirred Tank Reactors (CSTRs) are one of the most important parts of chemical process industries and sewage treatment plants. They also have various other miscellaneous applications. So, they are very important from industrial point of view, economic point of view and environmental point of view. The CSTRs have complex non-linear dynamic characteristics. In this paper, mathematical model is developed followed by SIMULINK model. The temperature control of the …
Published in Journal of Control & Instrumentation · Vol. 10, Issue 1, 2019 · pp. 16–22 Read article
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Worker Radiation Exposure during Transportation of Irradiated LEU Targets in a Typical MTR Reactor
Abstract: The paper estimates the radiation dose exposure for the worker in the second Egyptian research reactor ETRR-2 during the process of transporting the irradiated low enriched uranium LEU plates from the core to the hot cell. The aim of estimating the radiation doses distribution is determining the exposure dose for the worker during the transportation process as a safety point of view. In order to estimate irradiated LEU plates radiation …
Published in Journal of Nuclear Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 48–51 Read article
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Synthesis of Poly(Methyl Methacrylate) Latex Using Batch Emulsion Polymerization Reactor: Experimental and Simulation Study
Abstract: AbstractThe rationale for the present study was to develop Poly(methyl methacrylate) polymer latex, using free radical emulsion polymerization mechanism, in which water acted as the continuous aqueous phase, methyl methacrylate monomer as the dispersed phase, potassium persulfate (KPS) as an initiator and sodium dodecyl sulfate (SDS) as the stabilizing agent. PMMA is a versatile thermoplastic resin, used widely because of its excellent performance in optical and medical field. The characterization …
Published in Journal of Polymer & Composites · Vol. 4, Issue 1, 2016 · pp. 37–44 Read article
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Evolutionary Particle Swarm Optimization (EPSO) based technique considering Voltage Stability Margin for Reactive Power Reserve Optimization
Abstract: Reactive power reserve and voltage stability are one of the important parameters required for proper operation of the electrical power system. Voltage stability covers a broad span of phenomena in power systems and its applications. Voltage stability is defined as ability of power system to assist fixed bearable potential at every single bus of the system under standard operating conditions and when put through to a disturbance. At any instant …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 2, 2021 · pp. 36–41 Read article
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Degradation of Phenolic Compound’s in Annular Photo-Reactor Using H2O2/UV Process
Abstract: Advance oxidation process is one of the best treatment applications for the remediation of water, waste water, odour, sludge and traditionally used for the removal of organic contaminant. The advance oxidation process introduced UV mediate process where an oxidant and UV frequency are applied. This process uses the photo chemical oxidation of phenol in a batch recycle photochemical reactor using UV irradiation/hydrogen peroxide. In this paper, the parameters used such …
Published in Journal of Water Pollution & Purification Research · Vol. 2, Issue 2, 2015 · pp. 10–13 Read article
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Detection of Listeria monocytogenes in Milk and Ice Cream by Polymerase Chain Reaction
Abstract: Abstract The present study was undertaken to standardize PCR assay for detection of L. monocytogenes and Listeriolysin O from livestock foods and compare its efficacy with conventional cultural methods. A set of primer derived from iap gene and other set derived from hlyA gene were used for detection of L. monocytogenes and Listeriolysin O in the PCR assay. The PCR assay was initially standardized by optimizing the concentration of the …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 5, Issue 1, 2015 · pp. 24–35 Read article
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Evaluating the Influence of Catalyst and Temperature Effectiveness Factor on Reactor Performance for Direct Synthesis of Dimethyl Carbonate using Carbon Dioxide and Methanol
Abstract: In this research, the effectiveness of a packed bed reactor employing a nanorod ceria catalyst for the direct synthesis of dimethyl carbonate (DMC) from methanol and carbon dioxide (CO2) is assessed. In order to combat the growing CO2 levels, this study converted the greenhouse gas into dimethyl carbonate, a feedstock for green chemicals. In order to estimate the fractional conversion of methanol and DMC yield under different operating parameters, including …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 14, Issue 3, 2023 · pp. 37–48 Read article
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Petroleum Ether, A Laboratory Solvent Induced Cannibalism, Piloerection and Straub Tail Reaction in Rodents
Abstract: Petroleum ether is one of the most commonly used solvent in extraction of herbals/biological substances. In pharmacognostical studies, petroleum ether is used as a solvent for extract of herbals which was used for further pharmacological investigation. In a few of their studies, the authors have observed petroleum ether-induced piloerection which may be related to the herbal extract or trace solvent effect. Complete removal of petroleum ether solvent in herbal extract …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 1, Issue 2, 2014 · pp. 6–10 Read article
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Assessment of Knowledge, Attitude and Practice of Pharmacovigilance and Adverse Drug Reaction Reporting Among Nursing Staff
Abstract: WHO characterizes adverse drug reaction (ADR) as any reaction to a medication which is harmful and unintended, and which happens at measurements typically utilized as a part of man for prophylaxis, analysis or treatment of illness or for the alteration of physiological capacity. The review reveals that nursing staffs have unfortunate information and unfortunate practice yet great in disposition towards ADR announcing. Despite the fact that they have revealed a …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 12, Issue 2, 2022 · pp. 13–27 Read article
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Allergic Reaction in Upper Respiratory Tract Infection (Anurjata Janya Swasa Roga) – An Ayurvedic Review and Treatment – A Case Study
Abstract: Respiratory tract infection affects the upper to lower part of the respiratory system including the nose to the alveoli of the lungs. There are two types of infections - upper respiratory infections - affecting the sinuses and throat. Upper respiratory tract infections include: common cold, epiglottitis, laryngitis, pharyngitis, and sinusitis. Lower respiratory tract infection - affects the respiratory tract and lungs. In general, lower respiratory tract infections last longer and …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 11, Issue 1, 2024 · pp. 26–32 Read article
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Synthesis and Characterization of VO 2+ doped SrMg 2 (PO 4 ) 2 Nanopowder by Solid State Reaction technique suitable for White LED material
Abstract: VO2+ doped SrMg2(PO4)2 nanopowder was synthesized by using solid state reaction (SSR) technique. Various experimental techniques have been performed on prepared sample. XRD analysis has revealed that prepared nanopowder is in monoclinic phase. The average crystallite size, micro strain and dislocation density evaluated and make an analogy with W-H plot method. SEM micrographs shows that agglomerated stone like structure and EDS spectrum shows elemental compositions of synthesized sample. FTIR spectrum …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 95–110 Read article
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Risk Assessment of Batch Sulfonation Process using Fault Tree and Bowtie
Abstract: The current study looks into the batch reactor's sulfonation reaction's safety features. Acetanilide, thionyl chloride, and chlorosulphonic acid are used in the sulfonation reaction under consideration to generate acetyl sulphonyl chloride as well as by-products such HCl and SOx. Steam starts the process, which is exothermic in nature. Water is then chilled to maintain a temperature of 50°C and a pressure of one atmosphere. The Hazard and Operability (HAZOP) analysis …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 50–56 Read article