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103 articles for “oxidation reactions”
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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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Effects of Smoking on Respiratory System
Abstract: Smoking is whispered to exacerbate respiratory diseases by harming respiratory defense mechanisms. Specifically, smoking damages mucociliary function, which impairs clearance of inhaled substances even in smokers who have no respiratory symptoms promotes bacterial adherence to airway epithelial cells. The devastating health impact of cigarette smoking is well known, Cigarette and its components produce structural changes in the respiratory tract include peri-bronchiolar inflammation and fibrosis, augmented mucosal permeability, destruction of the …
Published in Research and Reviews: A Journal of Toxicology · Vol. 3, Issue 3, 2013 · pp. 5–8 Read article
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From Quantum Chemistry to Bioprocess Intensification: Advanced Computational Modeling and Enzyme-Based Catalytic Platforms for Green Chemical Transformations
Abstract: Green chemistry requires the development of sustainable catalytic systems that minimize waste generation, reduce energy consumption, and improve process efficiency. Computational chemistry and biocatalysis have emerged as complementary approaches for environmentally responsible chemical manufacturing. Computational techniques such as quantum chemistry, density functional theory (DFT), molecular dynamics, and machine learning provide mechanistic insights into catalytic reactions and support the rational design of efficient catalysts. These approaches enable the prediction of reaction …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 2, 2026 · pp. 45–52 Read article
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Large Eddy Simulation: An Approach to Simulate Non-Premixed and Partially Premixed Natural Gas Combustor
Abstract: This paper highlights on the large eddy simulation approach for non-premixed and partially premixed combustor. In the case of large eddy simulation, mainly two scalars are taken into consideration that is mixture fraction and the other one is the progress variable mixture fraction, which tracks the mixing of fuel and the oxidizer, and a progress variable which tracks the global extent of reaction of the local mixture. In the case …
Published in Emerging Trends in Chemical Engineering · Vol. 2, Issue 1, 2015 · pp. 35–42 Read article
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Aerosol to Suggest Climate Delineation
Abstract: Marine aerosol of submicron sized biogenic originated organic fraction is subtending persistently constitutively compared to drastic variation based on volcanic eruptions. Sulphur is studied to form acid aerosol where the basic constituent in the stratosphere is reduced comparatively. High concentrations of organic fraction have been found from aerosol in marine boundary layer (MBL). Marine aerosol chemical composition has been influenced by the yearly biological cycle of the ocean, and so …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 11, Issue 2, 2021 · pp. 51–58 Read article
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Solid acidity of MoO3 synthesized by solution combustion method and acetalization of formaldehyde using it
Abstract: MoO 3 nanoparticles were synthesized via solution combustion approach. Ammonium nitrate was used as oxidant and ammonium molybdate as fuel in combustion reaction. XRD, FTIR and Raman spectroscopy results showed that MoO 3 nanoparticles were successfully synthesized by the solution combustion reaction. The SEM analysis showed that synthesized MoO 3 nanoparticles have rod-like shape with width and thickness of 50-200nm and length of 0.2-1μm, respectively. The XRD pattern and morphology …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 3, 2025 · pp. 01–09 Read article
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Structural Analyses of SoxY and SoxZ Proteins from Epsilonproteobacterium Sulfurimonas denitrificans: A Structural Bioinformatics Approach
Abstract: Abstract:Molecular level participation of epsilonproteobacteria for the global sulfur oxidation phenomena is an essential zone to be indulged with. Epsilonproteobacteria aids in the microbial sulfur metabolism both at and beneath the seafloor. For the recycling of the inorganic sulfur compounds, microbial redox reactions are one of the responsible and most important reactions to maintain the environmental sulfur balance. These reactions are carried out by phylogenetically diverse sets of microorganisms. The …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 5, Issue 1, 2015 · pp. 35–44 Read article
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Arsenic Induced Oxidative Stress and Its Possible Reversal by Chelation Therapy
Abstract: Arsenic (As) is a metalloid listed in group Va of the periodic chart. It exists in nature in the oxidation states +V (arsenate), +III (arsenite), 0 (arsenic) and −III (arsine). In the aqueous environment inorganic arsenic appears commonly in the oxidation states +V and +III as arsenous acid (As (III)), arsenic acid (As (V)), and their salts. Chronic and acute exposures of arsenic leads to cancer, cardiovascular disease (hypertension and …
Published in Research and Reviews: A Journal of Toxicology · Vol. 2, Issue 2, 2012 · pp. 16–37 Read article
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Nano-zirconia in current scenario
Abstract: This article is a study of nano-element form from various composites. Increase in surface area sensitive to medium under exposure has recalled trade specific issues to prevent usual use, to perform as a nano-culture subject. Thin-in-section has equivalently similar performance compared to those options which had rated from thicker constitutive. Synthetic methods to obtain nano-ZrO2 have been protocolized from sol-gel, co-precipitation, precipitation reversion, hydrothermal, microwave irradiation, thermal decomposition, and sonochemical. …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 1, 2021 · pp. 1–7 Read article
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Alcohol Oxidation in Ionic Liquids Catalysed by Recyclable Platinum Nanoparticles: A Green Approach
Abstract: The effect of particle size on the catalytic performance of materials in organic reactions is of scientific and industrial importance. In the present case we demonstrate the use of room temperature ionic liquids as effective agents of dispersion of platinum nanoparticles prepared from potassium tetrachloroplatinate. The platinum nanoparticles in the range 2.5±0.5 nm are recyclable catalysts for aerobic oxidation of alcohols under mild conditions. The particles suspended in ionic liquids …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 15–22 Read article
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Molecular Mechanism of Fluoride Induced Oxidative Stress and Its Possible Reversal by Chelation Therapy
Abstract: Fluorine (Fl) a member of the halogen family is the most electronegative and reactive of all the elements of the Periodic table. Chronic and acute exposures of fluoride leads to cardiovascular disease (hypertension and atherosclerosis), neurological disorders, gastrointestinal disturbances, liver disease, renal disease, reproductive effects, other health disorders and also affects the antioxidant system in the body. Furthermore, reactive oxygen species (ROS)-mediated oxidative damage is a common malady in fluoride …
Published in Research and Reviews: A Journal of Toxicology · Vol. 3, Issue 2, 2013 · pp. 7–34 Read article
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A Novel Development for Vapor Phase Alkylation of Aniline Processed with Clay, Oxides and Zeolite
Abstract: Vapour phase catalytic alkylation of aniline with ethanol is carried out over new catalysts including clay (attapulgite, and bentonite), metal oxides (Fe2O3 impregnated on attapulgite, and Fe2O3 + GeO2 supported on attapulgite) and zeolites (ZSM–5) in a down flow reactor. The reaction conditions viz temperature, molar ratio (aniline/ethanol) and catalyst lead to both C– and N–alkylation, with highest conversion of aniline to ethanol at 370°C temperature and 1:6 molar ratio …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 9, Issue 3, 2022 · pp. 1–8 Read article
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Study of Calcium Oxide Nanoparticles Synthesized by Solvothermal Method
Abstract: Calcium oxide (CaO) nanoparticles have been synthesized by simple solvothermal method using a domestic microwave oven. The reaction of calcium acetate with urea in ethylene glycol and by adding different mole% of manganese acetate as dopant was studied. The structural and optical properties of the proposed nanoparticles were investigated. The structural properties were characterized by powder X-ray diffraction (PXRD) and scanning electron microscopy (SEM) analysis. The average particle size of …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 3, 2019 · pp. 14–19 Read article
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Design, Synthesis and Evaluation of Antitubercular Activity of Mannich Bases of Isoniazid-Containing Thiazolidin-4-one Rings
Abstract: Isoniazid (INH), the established antitubercular drug was selected as the lead for the design and development of antitubercular agents by many researchers. 4-thiazolidinones are well known heterocyclic compounds for their spectrum of biological activities such as antibacterial, antifungal [1], anticancer [2], antitubercular, anthelmintic, anti-inflammatory [3], analgesic [4], antithyroid, local anaesthetic, monoamine oxidase inhibition, anti-Toxoplasma gondii activity etc [5]. Modification of thiazolidinones via Mannich reaction to improve biological activity is also …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 7, Issue 1, 2016 · pp. 1–12 Read article
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A Detailed Report On Herbal Hair Colorants In Indian Market
Abstract: One of the most popular and traditional cosmetics, hair colour has been used by numerous ancient societies throughout history on both men and women. In the market, there are synthetic oxidative hair dyes that combine peroxide and ammonia, which harms hair and triggers allergic reactions. Additionally, those who use synthetic colours run the chance of developing non-Hodgkin's lymphoma, breast cancer, and bladder cancer. Utilising plant-based natural hair dyes can overcome …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 10, Issue 2, 2023 · pp. 44–61 Read article
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Oxide Nanostructures as Gas Sensor
Abstract: This article is to describe oxide nanostructures as gas sensor, to act as a summited provision. Method based scripture has described from views of on chemical used to detect, otherwise, fact has been interpretation of active layer to convert chemical reaction to electronic signal that has read in terms of changes in resistance, frequency, voltage, etc. Basic Concepts of sensory process from device has been performance evaluation, given by, parametric …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 3, 2021 · pp. 27–32 Read article
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Comparative study of the Antibacterial Properties of Modified Textile Materials with Different Metal Nanoparticles
Abstract: A number of metal particles have proven antibacterial properties. In this study, a comparative analysis was made of two types of metal particles: zinc oxide and titanium oxide nanoparticles respectively, which were deposited on cellulose material and were fixed by means of a cross-linked gelatin hydrogel. Three methods were applied under different reaction conditions for obtaining the biocomposite materials. The biomaterials were investigated by means of scanning electron microscopy, transmittance …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 92–101 Read article
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Heterogeneous vs. Homogeneous Catalysis: Comparative Insights and Breakthroughs
Abstract: Catalysis, a pivotal process in chemical reactions, can be classified into two main types: heterogeneous and homogeneous catalysis. This comparative analysis delves into the distinctions, advantages, and breakthroughs in both domains. Heterogeneous catalysis, involving catalysts in a different phase than the reactants, is characterized by ease of separation and catalyst recovery, making it industrially favorable. Conversely, homogeneous catalysis, where catalysts and reactants share the same phase, offers superior selectivity and …
Published in Journal of Catalyst & Catalysis · Vol. 10, Issue 3, 2023 · pp. 1–7 Read article
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Sustainable Fuel Production by Thermocatalytic Decomposition of Methane using Ni/ZnO Catalyst
Abstract: Abstract Thermo catalytic decomposition of methane (TCD) is a promising method to produce COx free hydrogen and carbon. In this study, Nickel supported on zinc oxide (Ni/ZnO) catalyst for the hydrogen production through thermo catalytic decomposition of methane was reported. The effect of Ni weight percentage (10%, 20%, 30% and 40wt %) and reaction temperature (650, 700, 750 and 800ºC) with ZnO catalyst was performed for hydrogen production studies at …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 2, 2017 · pp. 1–7 Read article
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Development and Comparative Study of Aluminium- Copper Metal Based Composite Through Different Routes
Abstract: The aim of this study is to develop aluminium-copper composite through powder metallurgy technique. Powder metallurgy is an art or technology which can produce exact dimension of final roducts utilizing less energy. Copper oxide (CuO) was used as the source of copper, which was extracted through a reduction process using dextrose. The reaction was thoroughly examined and reported. Commercially available aluminium powder served as source of the aluminium. Aluminium- copper …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 19–32 Read article