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937 articles for “oxidant”
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Performance and Emission Profiles Enhancement of CI Engine with Aluminium Oxide-Reinforced Polymeric Composite in Biodiesel Blends
Abstract: The integration of aluminium oxide (Al₂O₃) nanoparticles into B10 biodiesel blends offers a promising approach to improving engine performance and reducing harmful emissions. This study evaluates the effect of Al₂O₃ additives on Brake Thermal Efficiency (BTE), Brake Specific Fuel Consumption (BSFC), and exhaust emissions in a compression ignition engine. Experiments were conducted using calibrated instruments, and uncertainties were considered with a coverage factor of 1.66, yielding an overall error margin …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 775–788 Read article
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Electrochemical Exfoliation of Graphene Oxide (GO) and Thermally Reduced Graphene Oxide (TrGO) Using Ecofriendly Reducing Agent as Cow Urine
Abstract: The Graphene oxide (GO), the reduced form of GO i.e. (rGO) with thermally reduced graphene oxide (TrGO), have concerned significant interest in various fields with their exceptional properties. We investigate the electrochemical exfoliation processes of GO and rGO to understand their structural and electrochemical behavior of GO and TrGO through various characterization techniques. The electrochemical exfoliation method offers a versatile and scalable approach for the mass fabrication of the materials …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 89–100 Read article
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Properties and Recent Progress in Oxide-Based Thermoelectric Materials
Abstract: Advanced thermoelectric materials that can be used efficiently for energy conversion have received significant research interest for the last decade because of the mounting demand for sustainable and eco-friendly energy technologies. The main advantage of thermoelectric materials is their capability to directly convert the waste heat into electrical energy which makes them highly promising for the recovery of waste heat from industrial processes, automotive systems and power generation applications. Oxide-based …
Published in International Journal of Energy and Thermal Applications · Vol. 4, Issue 2, 2026 Read article
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The Influence of The Oxide Layer on The Stress Corrosion Cracking Initiation in The Case of Incoloy 800 in The Alkaline Environment
Abstract: Oxidized and non-oxidized C-rings cuts from Incoloy 800 tubes were tested with the purpose to study the influence of the oxide layer in the first step of the stress corrosion cracking (SCC) mechanism. A mechanical pre-crack of 100mm depth was executed on the external side of the C-rings in order to create some stress concentrations. The oxidized C-rings were obtained by autoclaving for 20 days in demineralised water adjusted with …
Published in Journal of Nuclear Engineering & Technology · Vol. 2, Issue 2-3, 2012 · pp. 11–19 Read article
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Analyses of minerals and elemental oxides in rocks from Waltadi district, Song, Adamawa state Nigeria
Abstract: Rock samples from six locations namely: Wataldi, Teuta, Kubta, Gumta, Dumneza and Wazo, within Waltadi district of Song Local government, Adamawa State, Nigeria, were studied qualitatively and quantitatively using X-ray diffraction (XRD) and energy dispersive X-ray fluorescence (EDXRF) respectively. Results obtained showed the presence of minerals including: Quartz, albite, rutile, sylvine, barite, chalcopyrite, kaonilite, anatase, stolzite, marshitecovellite and fluorannite. The major elemental oxides obtained includes: silicon oxide (SiO2), aluminium oxide …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 11, Issue 2, 2020 · pp. 39–50 Read article
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Nitric Oxide Synthase (NOS) in Breast Carcinoma
Abstract: Breast cancer is the most alarming problem of the current time. Nitric oxide, a free radical gas is synthesized by isoenzymes called nitric oxide synthase. Nitric oxide synthase consists of three isoforms; Nitric oxide produced is cytotoxic which is known to inhibit the DNA synthesis causing its damage. Keeping this in mind, nitric oxide synthase was determined in breast cancer and normal breast tissue. For this tissue from 60 breast …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 7, Issue 1, 2018 · pp. 23–28 Read article
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Synergistic Reinforcement of Graphene Oxide-polyvinyl Alcohol Bionanocomposite to Enhance Mechanical Performance
Abstract: Due to excessive depletion of natural sources, it is mandatory to exploit biopolymer nanocomposites to get rid of hazardous environmental issues. In this work, GO is used as nanofiller reinforcement in PVA matrix which has been fabricated via solution casting methodology (a biomimetic approach). The results showed that a small amount of graphene oxide content could enhance the mechanical as well as thermal properties of PVA-GO nanocomposites. At 1.5% GO …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 3, 2019 · pp. 20–26 Read article
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InSilico Analysis and Homology Modeling of Tetrahydroprotoberberine Oxide involved in the Berberine Biosynthesis
Abstract: Objective: Berberine, a bioactive compound found in various plant species, exhibits diverse pharmacological properties with potential applications in pharmaceutical research. The biosynthesis of berberine involves several enzymatic steps, with (S)-tetrahydroprotoberberine oxidase playing a pivotal role. This study aimed to elucidate the structural and functional characteristics of (S)-tetrahydroprotoberberine oxidase to better understand its role in berberine biosynthesis and its potential biotechnological applications. Methods: Using bioinformatics tools and computational methods, the physicochemical …
Published in Emerging Trends in Metabolites · Vol. 1, Issue 1, 2024 · pp. 7–26 Read article
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Multifarious Magnitude of Magnesium Oxide Nanoparticles Integrated Feed on Growth and Hematological Characteristics of Mrigal Cirrhinus mrigala
Abstract: The present study deals with the multifarious magnitude of magnesium oxide nanoparticles integrated feed on growth and hematological characteristics of Mrigal Cirrhinus mrigala. Magnesium oxide nanoparticles were made using the co-precipitation process and analyzed, identified, and characterized utilizing scanning electron microscopy, energy dispersive x-ray spectroscopy, x-ray diffraction, and Fourier transform infrared spectroscopy. Four feeds such as Feed I (Control), II, III, and IV were prepared by using multifarious magnitude (25, …
Published in Research and Reviews: A Journal of Toxicology · Vol. 13, Issue 1, 2023 · pp. 1–9 Read article
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A One-Step Selective Oxidation of Benzene to Phenol over CuCr2O4 Spinel Nanoparticles Catalyst with Air as Oxidant
Abstract: in presence of the cationic surfactant, cetyltrimethylammonium bromide and hydrazine. Detailed characterization of the material was carried out by XRD, BET, ICP-AES, SEM and TEM. XRD revealed the exclusive formation of CuCr2O4 spinel phase and TEM showed the formation of 30–50 nm particle size. The catalyst was highly active for selective oxidation of benzene to phenol with air as oxidant. Influence of reaction parameters were investigated in detail. The advantages …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 1–7 Read article
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Enhancement of Electrical Conductivity of Laterite Derived Ferric Oxide to Facilitate As Anode Materials
Abstract: Laterite is a mineral abundant in ferric oxide and various impurities, including aluminum oxide and silicon dioxide. The extraction of ferric oxide from laterite is accomplished through a cost-effective leaching process employing HCl, NaOH, and Sodium dodecyl sulfate (SDS). Characterization using Xray diffraction (XRD) confirmed the synthesized particles to be α-Hematite nano particles, with an average particle size of 94.21 nm, predominantly falling within the range of 90 nm to …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 3, 2023 · pp. 1–11 Read article
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Role of Nitric Oxide in Platelets of Breast Carcinoma
Abstract: Breast cancer is a disease of multifactorial origin; it is seen frequently in women of older age, having family history, affluent society, late age of marriage and first childbirth, early menarche, late menopause, and nulliparity. Oxidative stress results when balance between reactive oxygen species (ROS) production and antioxidant defence is lost which result in mutations, sister chromatid exchanges, cytotoxicity, carcinogenesis etc. Clinical, experimental and epidemiological studies suggest that free radicals …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 8, Issue 2, 2019 · pp. 25–29 Read article
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The Specificity of Purine Derivatives towards Xanthine Oxidase Enzyme and the Factors Affecting the Enzyme Catalyzed Reaction
Abstract: Xanthine oxidase (XO) is a molybdenum-containing enzyme catalyzing the hydroxylation of a sp2-hybridized carbon in a broad range of aromatic heterocycles and aldehydes. Further, it is a key enzyme in the last two steps of purine metabolism. Thus, the need for an understanding and developing unified reaction mechanism to minimize the amount of accumulated uric acid inside human body has led us to the present detailed study of the reaction …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 6, Issue 2, 2016 · pp. 28–44 Read article
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Green synthesis of zinc oxide and copper oxide nanoparticles and their effect against wilt fungus, Fusarium udum.
Abstract: Nowadays nanoparticles (NPs) come out as powerful tools to enhance crop production and protection. Biosynthesis of NPs has a vital role and an alternate to chemical and physical methods because it is simple, easy, eco-friendly, and free from chemical hazards. Zinc oxide (ZnO) and copper oxide (CuO) NPs were synthesized from leaves extract of Lantana camara (L.) and Nerium oleander (L.) and characterized by using several techniques such as transmission …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 13, Issue 3, 2023 · pp. 1–5 Read article
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Effect of Nano Metal Oxide Loading Rates on Polymer-Nano Metal Oxide Nanocomposites
Abstract: Many industries, such as those in the fields of medicine, textiles, cosmetics, agriculture, optics, food packaging, optoelectronics, semiconductors, aerospace, building materials, and catalysis, utilise nanoparticles and nanocomposites in a variety of applications. A unique class of materials, polymeric nanocomposites outperform their microparticle counterparts by fusing organic polymers with inorganic nanoparticles. Consequently, they ought to advance the field of engineering applications. The presence of inorganic nanoparticles can significantly alter the properties …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 1, 2024 · pp. 1–12 Read article
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Role of Nitric Oxide Synthase in Platelets of Breast Carcinoma
Abstract: Breast cancer is the leading problem of the world. Free radicals have unpaired electron which can be neutralised by human body for maintaining health, these free radicals are toxic, highly unstable and very reactive. Antioxidants and free radical scavengers protect cells from toxic effects in order to maintain redox state of the cell. Nitric oxide is one of the important free radicals synthesized from nitric oxide synthase. It has been …
Published in Research and Reviews: A Journal of Health Professions · Vol. 9, Issue 1, 2019 · pp. 36–39 Read article
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Nano Graphene Oxide Synthesis, Characterization, and Application in Thermoplastics
Abstract: The derivative graphene oxide (GO) is made of graphene, which is a layer of carbon atoms organized in a hexagonal lattice that is one atom thick. Graphene oxide possess remarkable properties like high surface area, excellent mechanical strength, and electrical conductivity, making GO a material of interest for a wide range of applications. The synthesis of nano graphene oxide (nGO) involves oxidation that introduce oxygen functional groups onto the surface …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 1–7 Read article
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Analyzing the Performance and the Emission Characteristics of Palladium Catalyst using different blends of Methanol Fuel and Nano Particles of Aluminium and Titanium Oxides
Abstract: The high cost and limited availability of precious metals prompted the automotive industry to explore alternative materials for improving catalytic converter performance. This research focuses on the development and optimization of catalytic converters designed to reduce exhaust emissions, ensuring compliance with market needs and regulatory standards. Specifically, it investigates the three-way catalytic converter in a four-stroke engine utilizing commonly available noble metals, particularly palladium as the catalyst. The best way …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1505–1517 Read article
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An experimental investigation on nano concrete mixed with graphene oxide for bubble deck void slab
Abstract: Concrete is one of the material widely used in construction. Cement based concrete has great properties with high performance, its intrinsic brittleness is a weakness which needs further investigation. Several researchers in the past have used different materials to overcome this brittleness and over the past few years research has proven that addition of Graphene has improved mechanical properties like higher flexibility, Tensile strength, and Young’s Modulus. The experimental study …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 2, 2020 · pp. 36–47 Read article
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Evolution of Graphene Oxide : A Survey
Abstract: Graphene, first isolated in 2004, is the 2D material that captivated researchers’ attention due to its extraordinary properties. These extraordinary properties motivated researchers to keep on searching better ways for synthesis of Graphene oxide (GO) and reduced graphene oxide (rGO). Several synthesis(oxidation-reduction) mechanisms are available in literature such as: Staudenmaier’s(ST), Hofmann’s (HO), Hummers’ (HU), Modified Hummer’s (MHU), improved Hummers’(IHU) and Mild Oxidation(MO) methods for oxidation and thermal, chemical, hydrothermal and …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 2, 2018 · pp. 31–39 Read article