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650 articles for “Temperature”
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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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Enhancing Battery Management Systems: Innovations in State-of-Charge Estimation
Abstract: A Battery Management System (BMS) is crucial for managing the electronics of rechargeable batteries, ensuring their safe and efficient operation. This is particularly important for lithium-ion (Li-ion) batteries, which are preferred in electric vehicles and energy storage systems due to their high energy density, low self-discharge rates, long cycle life, and broad operating temperature ranges. The primary functions of a BMS include monitoring the state of charge (SOC), managing battery …
Published in International Journal of Energetic Materials · Vol. 9, Issue 2, 2023 · pp. 5–11 Read article
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The Metallurgical Properties of Beryllium
Abstract: Beryllium is a toxic bivalent element, steel gray, strong, light-weight, primarily used as hardening agent in alloys. Beryllium has one of the highest melting points of the light metals. It has excellent thermal conductivity, is nonmagnetic, it resists attack by concentrated nitric acid and at standard temperature and pressures beryllium resist oxidation when expose to air. Keywords: Beryllium, metallurgical properties, applications, uses
Published in International Journal of Metallurgy and Alloys · Vol. 3, Issue 2, 2017 · pp. 1–3 Read article
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Steel in Marine Weather
Abstract: Offshore structures of steel are reviewed after suitable application at onshore. Coat of stitch pad wet weld heat treat is subjected to improve the properties from high strength low alloy steel. Underwater welding with or without environment has modifications from the use of weld heat to heat treat, selection of electrodes containing silicates and polymer agglomerates to induce more heat of weld and penetration. Typical coat crack detect inswing from …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 1–8 Read article
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Polycarbonate/ABS Alloys: Production, Testing and Applications—An Overview
Abstract: The commercial production of polycarbonate (PC) began in 1958; the commercialization of the polycarbonate/ABS blends started in 1977. The incorporation of ABS to PC minimizes its drawbacks without altering its superior mechanical properties. Blending of PC and ABS also generates other useful characteristics i.e. glossiness and low temperature toughness. Blending of both the polymers is being carried out in a twin-screw extruder or in a common solvent like Tetrahydrofuran (THF).Nowadays …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 1, 2021 · pp. 32–37 Read article
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Study the Corrosive Effect of Greenhouse Gases on Metallic and Non-metallic Materials
Abstract: Carbon dioxide is a major corrosive pollutant for building materials. It enters inside materials by diffusion or osmosis process and in presence of moisture it produces H2CO3 which decrease the pH value and accelerates chemical and electrochemical reaction with building materials. The carbonation reaction produces deterioration inside and outside of building materials. It produces corrosion reaction with metallic bar and disbanding with concrete. CO2 reacts with Ca (OH)2 and Mg(OH)2 …
Published in International Journal of Metallurgy and Alloys · Vol. 7, Issue 2, 2021 · pp. 17–28 Read article
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Basic Principles and Techniques in Powder Metallurgy
Abstract: This study provides a brief overview of recent advances in powder metallurgy methods, and their applications as challenges encountered throughout the research. The primary goal of this paper is to showcase the different uses of modern powder metallurgy technology and to inspire visitors to learn more about these topics and produce more papers about it. Metallic injection moulding (MIM) is another term for advanced powder metallurgy. The technique could be …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 1, 2022 · pp. 1–4 Read article
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Ferromagnetism in II-VI Diluted Magnetic Semiconductor, Zn0.96Mn0.04O Nanostructures by Green’s Theorem
Abstract: Ferromagnetism in II-VI diluted magnetic semiconductor, Zn0.96Mn0.04O is studied. Using the Heisenberg principle, the spin exchange between the neighboring spin is discussed. Heisenberg’s model describes the Hamiltonian of the system in terms of spin density and excitons. Mathematically, magnetic parameters such as magnetizations and magnetic susceptibility are determined by Green’s function. Ferromagnetism is expected from sp-d exchange interactions (RKKY), point defects such as oxygen vacancies, and Zn interstitial and quantum …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 2, 2022 · pp. 28–36 Read article
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An Analytical Study of Structural Optical Properties of CaAl2O4 Phosphors by Sol–Gel Method
Abstract: A comparative study of structure, morphology and optical properties of CaAl2O4 Phosphors by In this paper, monoclinic CaAl2O4 phosphor with various weight rate of aluminum was blended by low temperature sol–gel technique. The readied tests were described by X-beam diffraction (XRD) examination, Fourier change infrared (FTIR), checking electron microscopy (SEM), vitality dispersive spectroscopy (EDS) and photoluminescence discharge spectra (PL). The XRD examination demonstrated that CaAl2O4 have monoclinic structure. The normal …
Published in International journal of Nanobiotechnology · Vol. 2, Issue 1, 2016 · pp. 1–4 Read article
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Nanocomposite Based Sensors and Its Potential in Modern Sectors
Abstract: Flexible nanocomposite sensors are made of two or more phases. Flexibility of polymer and low equip-distribution of nano-particulates or nano-safety are desirable requirements to use full potential. Carbon nanotubes have interesting electrical properties to produce in different configurations. These are used in temperature sensors, linear polarizers, opto-electronic and chemi-resistor devices as well as in medical electronics, packaging, automotive, solar energy fields and coatings
Published in International journal of Nanobiotechnology · Vol. 5, Issue 1, 2019 · pp. 14–18 Read article
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Nanocomposite Sensors in Different Areas
Abstract: Nanotechnology is study of matter on atomic and molecular scale. Localized surface plasmon resonance excitations are used for important sensing and spectroscopic applications. Ultrahigh-sensitivity pressure and vibration sensor are based on concept of using variable ultracapacitor consisted of two electrodes containing as grown carbon nano-tubes of length of 20 m. Vibrating grapheme sheets attached with nanoparticles with in magnetic field are used for mass-nanosensor applications. Nanosized ferroelectric sensors have differences …
Published in International journal of Nanobiotechnology · Vol. 5, Issue 1, 2019 · pp. 37–47 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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Revolutionizing Cancer Treatment through Nanoparticle-Based Drug Delivery Systems
Abstract: Cancer is a leading cause of death worldwide, and the treatment options available have significant limitations, including toxicity, low efficacy, and drug resistance. Nanotechnology has made significant progress in recent years, resulting in the emergence of drug delivery systems based on nanoparticles that are used for cancer treatment. These systems offer numerous benefits, including targeted drug delivery, increased drug stability, and reduced toxicity. Nanoparticle-based drug delivery systems are a promising …
Published in International journal of Nanobiotechnology · Vol. 8, Issue 2, 2022 · pp. 8–15 Read article
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Magnetic field guided diluted magnetic semiconductor ZnxFe2-xO3 Nanostructures for applications in biomedical and biosensors
Abstract: The magnetic field guided nanoparticles are studied in the viewpoint of diluted magnetic semiconductor. Different structures and properties of Zn doped α-Fe 2 O 3 nanostructure is presented in theoretical point of view. In these regard, Weiss molecular filed theory, DFTB model, and DLVO theory are used to describe particle agglomeration, aggregation, electrostatic interactions, and magnetic interactions between Zn doped iron oxide nanocolloids. In addition, the nature of interactions between …
Published in International journal of Nanobiotechnology · Vol. 9, Issue 2, 2023 · pp. 18–30 Read article
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A Review on Hypothetical Evaluation of Nanosensors
Abstract: Nanosensors are chemical or mechanical sensors that can be utilized to distinguish the presence of synthetic species and nanoparticles, or screen physical elements, for example, temperature, on the nanoscale. They likewise discover use in therapeutic analytic applications Nanosensors are increasing expanding consideration because of the need to identify and measure synthetic and physical properties in hard to reach natural and mechanical frameworks that are in the nano-scale area. These hypothetical …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 08–11 Read article
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Controlled Texture of Magnetron Sputtered Transparent Conducting ZnO: Al Films for Solar Cell Applications
Abstract: Textured transparent and conducting ZnO:Al films were prepared by rf-magnetron sputtering on glass substrate at a temperature 3500C under Ar and Ar+O2 gas ambient. ZnO:Al thin films shows a minimum electrical resistivity of (~8.210-4 Ω-cm), and high optical transmittance (T~86–90% average) in visible region. With increasing of oxygen concentration ZnO:Al films become more compact, stoichiometric and becomes more electrically resistive. ZnO:Al shows hexagonal wurtzite polycrystalline structure with strong (002) orientations. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 12–19 Read article
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Application of nanomaterials for food industry
Abstract: This review focuses on the use of nanomaterials in food industry. The topic of this review highlights application of nanomaterials in processing, in packaging and as food contact materials. This review also gives an insight on the food safety as well as regulation of nanotechnologies for ensuring food safety. The food industry is in need of technologies, which can be employed to produce fresh authentic, convenient and flavourful food products. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 2, Issue 2, 2016 · pp. 6–24 Read article
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Chemical Vapor Deposition Synthesis of Nanostructures
Abstract: The present investigation reports some fascinating development of novel In2O3 nanostructures utilizing surrounding controlled substance vapor statement method within the sight of a firmly diminishing hydrazine encompassing. The examinations are methodicallly done by keeping both of the transporter gas stream rate or the source temperature steady, and differing the other. For each of the affidavits, the development is learned at three unique areas downstream. In this paper, we report the …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 1, 2017 · pp. 1–15 Read article
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Recent advances in utilization of wide band gap metal oxides for photocatalysis of organic waste
Abstract: Water cleaning has become a major challenge in the current scenario with huge amounts of industrial wastes being accumulated in the water bodies over the years. Traditional chemical, physical and biological processes for treating wastewater containing textile dye have disadvantages such as high cost, high energy requirement and generates secondary pollution during treatment process. The progressive oxidation processes technology has been appealing growing attention for the decomposition of organic dyes. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 1–9 Read article
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Correlation for Photocatalytic Degradation Kinetics of Carboxylic Acids by Electrochemically Synthesized Cd/ZnO Nanoparticles and Study of Antibacterial Behaviour
Abstract: Cd/ZnO nanoparticle has been successfully synthesized by electrochemical method which is simple and inexpensive method. The synthesized Cd/ZnO nanoparticle was used has a catalyst for the photodegradation of Oxalic acid, Chloroacetic acid and Formic acid under various experimental conditions by volumetric method. The Cd/ZnO nanoparticles were characterized by various techniques such as SEM-EDAX, UV-Visible spectroscopy, FTIR-IR spectrum and X-ray diffraction studies. The study of UV-Visible spectroscopy revealed that the Cd/ZnO …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 2, 2020 · pp. 1–16 Read article