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14 articles for “Molybdenum”
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Implications from Molybdenum: Emerging Trend
Abstract: Molybdenum (Mo) is refractory metal to subject high tensile and creep strength, high resistance to heat and corrosion, good thermal diffusivity and satisfactory welding properties. Addition of alloy ingredients lying as Ti, Zr, Si, B, C produce extra additive property evolution to adhere more in accord applicability at high temperature structural items. Fabrication of homogeneous alloy has prepared more adhering to and by powder processing. Extra-in-diffuse thermal involved shock and …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 3, 2020 · pp. 5–10 Read article
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Effect of Carbon ,Chromium, Vanadium, Molybdenum, Manganese and Nickel on hardness and wear Resistance of Fe-Cr-C Hardfacing Alloys.
Abstract: The effects of combination of carbon (C), chromium (Cr), vanadium (V), molybdenum (Mo), manganese (Mn) and nickel (Ni) in Fe-Cr-C hardfacing alloy has been investigated on microstructure and microhardness with submerged arc welding (SAW) process. The Optical Microscope (OM) and Vicker micro-hardness tester were used. Powder form of ferro-chrome (Fe-Cr), ferro-vanadium (Fe-V), ferro-molybdenum (Fe-Mo), carbon (C), nickel (Ni) and ferro-manganese (Fe-Mn) were used as alloying elements to form coating layer …
Published in Journal of Materials & Metallurgical Engineering · Vol. 9, Issue 2, 2019 · pp. 20–28 Read article
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Influence of the Load, Sliding Speed, and Weight Fractions on Wear of a Hybrid Aluminium Metal Matrix Composite
Abstract: The vital focus of the research is intended in examining the aspect that impact the rate of wear for a hybrid aluminium metal matrix composite. The percentages of two reinforcements that are employed, the weight, and the sliding speed are the variables taken. The procedure entails employing the vortex-stir casting process to produce the hybrid composite. Utilizing a pin-on-disc apparatus, the fabricated composite materials are evaluated in compliance with the …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 188–198 Read article
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Size Dependent Fluorescence Decay Dynamics of MoS2 Nanoflakes
Abstract: This paper reports a profound method to prepare MoS2, and the effect of ultraviolet light irradiation on its emission characteristics. The exfoliation of molybdenum di-sulfide (MoS2) in a liquid phase has been achieved successfully via probe sonication for different time intervals followed by centrifugation method. Ultraviolet–visible (UV–vis) spectra of the obtained MoS2 dispersions at different exfoliation time indicate that the concentration of MoS2 nanosheets as well as MoS2 quantum dots …
Published in Journal of Polymer & Composites · Vol. 8, Issue 1, 2020 · pp. 71–76 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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Characterization of Fracture Toughness of As-Cast Si-Mo- Cr Ductile Cast Iron
Abstract: In the present study, a Si-Mo-Cr ductile cast iron is developed by taking three different combinations, viz. Heat-1, Heat-2 and Heat-3 of the selective amount of silicon, molybdenum, copper and chromium. For fracture toughness characterization, the specimens are prepared from the samples in "as-cast" conditions. The value of static fracture toughness obtained from the experiments for the specimen of Heat-2 with a fatigue pre-crack is 54.49 MPa√ , whereas, for …
Published in Journal of Polymer & Composites Read article
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Performance Improvement of Polymer and Silicon Solar Cells Using Transition Metal Oxide Interfaces
Abstract: Fossil fuels are running out, which is contributing to greenhouse gas emissions and climate change due to the world's growing energy demand. Renewable energy, which is environmentally friendly, is crucial for balancing the demand and supply of energy in our society.The non-traditional energy source with the fastest rate of growth is solar cells, which use photovoltaic technology to convert sunlight into electrical power.Conjugated polymers and large molecules are used in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 66–75 Read article
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Bismuth-Doped CuGaS₂ Thin Films for Enhanced Photovoltaic and Electrocatalytic Performance
Abstract: This study presents the development and application of bismuth (Bi)-doped CuGaS₂ thin films for enhanced performance in photovoltaic and electrocatalytic systems. Using a cost-effective all-solution processing method, Bi-doped CuGaS₂ chalcopyrite nanocrystals were synthesized and spray-deposited onto molybdenum substrates. The resulting films, with a thickness of approximately 730 nm and grain sizes larger than 400 nm, exhibited superior optical properties and a lower band gap compared to undoped films, making them …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 01–07 Read article
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Optical Along with Magnetic Properties of Doped Nano-Structured Mos2 Nano-Films by Spin Coating
Abstract: The supernatant containing 2D nano-flakes of Molybdenum di-sulphide (MoS2) are synthesized and collected using wet chemical synthesis process. The dispersed MoS2 nano-flakes solution is having strong absorbance values at 627 nm and 690 nm conforming to an energy band gap BG of 1.79 eV and 1.98 eV. Thereafter, MoS2 thin films with and without magnetic doping (cobalt) are deposited on n type silicon by spin coating technique. These samples are …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 297–302 Read article
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Development of Lightweight Chassis and Efficient Drivetrain for Formula Student Applications
Abstract: The chassis and drivetrain of a Formula Student vehicle are designed, analyzed, and optimized in this research study with an emphasis on manufacturability, performance, and safety. The project emphasizes the use of advanced engineering tools such as SolidWorks for computer-aided design (CAD) and ANSYS for structural analysis to evaluate the chassis under various dynamic conditions. The primary objective is to ensure that the driver remains safe inside the cockpit while …
Published in Journal of Automobile Engineering and Applications · Vol. 12, Issue 3, 2025 · pp. 1–17 Read article
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Azepines, Chemistry, Synthesis and Reactions
Abstract: Azepines, which consist of a seven-membered cyclic compound featuring six carbon atoms, an additional nitrogen atom, and no double bonds between carbons, form a diverse group within organic chemistry. The fully hydrated form of this compound is called azepam (C6H13N). Compounds and their variants play crucial roles in pharmaceutical research due to their biologic attributes like cancer-fighting, bacteria-killing, fungus-busting, virus-suppressing, and inflammation-reducing capabilities. Various organic molecules found within nature draw …
Published in International Journal of Minerals · Vol. 2, Issue 2, 2025 · pp. 35–45 Read article
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A Brief Review on Interfaces of Copper Welded to Different Materials
Abstract: In engineering applications, three metals with high conductivity are primarily used such as copper (Cu), aluminium (Al), and silver (Ag). Each has its unique set of properties that affect specific engineering applications. Infact the choice of conductor depends on a mixture of cost, technical parameters, and environmental conditions. Among these, Copper is widely valued in engineering applications due to its antimicrobial property, excellent electrical (about 100% IACS) and thermal conductivity, …
Published in Trends in Mechanical Engineering & Technology · Vol. 16, Issue 1, 2026 · pp. 23–36 Read article
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Experimental Assessment and Statistical Argument of Al-Si/CSA/MoS2 Hybrid Composites for Mechanical and Tribological Characteristics
Abstract: To augment the mechanical and tribological properties of Al-Si matrix composites complement with molybdenum disulphide (MoS₂) and coconut shell ash (CSA), a mixed experimental and Face-Centered Composite (FCC)strategy was employed. A liquid metallurgical method called stir casting was used to create hybrid composites with 5–15 wt.% CSA and 1–3 wt.% MoS₂. A FCC experimental design with thirty runs was used to thoroughly evaluate the materials. This design allowed for the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 792–802 Read article
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Short Review on Lubrication Coatings and Reduction in Friction
Abstract: Specialized Epoxy coatings with a low coefficient of friction can be applied to metal, glass, and plastic substrates. They produce long-lasting, slick surfaces that prevent wear and abrasion. These friction compounds are corrosion-resistant, chemically inert, and simple to maintain. Products are made to cut down on repair costs and increase element life. The coating is just a protective layer that is put to an object's surface, also known as the …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 8, Issue 3, 2021 · pp. 28–32 Read article