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23 articles for “Zirconium”
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Manganese Mercury Thiocyanate Doped Zirconium Silicate Crystal Structure for Photo-Electronic, Electro-Optic and Sensor Applications
Abstract: Manganese mercury thiocyanate is a well-known organometallic crystal prized for its nonlinear optical properties. The high second harmonic efficiency of nearly 18 times that of urea and the wide optical transmittance window (373–2250 nm) of MMTC indicate that this material is an excellent candidate for photonics device fabrication. The metal thiocyanates and their Lewis-base adducts are one of the interesting themes of structural chemistry. For MMTC is a very flexible …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 Read article
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Mono(acetylacetonato)zirconium(IV) Aryloxides: Synthesis, Reactivity and Thermoanalytical Investigation
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 A series of novel zirconium(IV) complexes, formulated as ZrCl3−n(acac)(OArI–V)n (where n =− 3; –OArI = OC6H4Cl-2, –OArII = OC6H4Cl-4, –OArIII = –OC6H3Cl2-2,4, OArIV = –OC6H3Cl2-2,6 and OArV = –OC6H2Cl3-2,4,6) were synthesized by reacting ZrCl3(acac) with corresponding substituted chlorophenols in separate experiments. The complexes were characterized by elemental analysis, molar conductance measurements, molecular weight determination, spectroscopic techniques (1HNMR and IR) and thermal …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 3, Issue 1, 2012 · pp. 6–16 Read article
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High Power Nd: YAG Laser Treatment of Zirconium Silicate Surface
Abstract: The surface modification obtained by laser beam irradiation requires a proper relationship among the laser beam parameters, to assure the irradiated surface morphology and physical chemistry properties surface. In this study, the photothermal effect of high power Nd: YAG laser at 1064 nm wavelength for different durations on the surface properties of zirconium silicate (ZrSiO4) ceramics was investigated. Specimens of zirconium silicate (ZrSiO4) ceramic pieces were divided into four samples …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 3, 2020 · pp. 16–24 Read article
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Minor Scandium - Zirconium Impacts on Aluminum-6 Magnesium Cast Alloys
Abstract: Minor additions of scandium and zirconium alloy can not only improve strength and fracture toughness of the Al–6 Mg alloys, but also transform the age hardening characteristics for structural applications. If this impact were substantial, the enriched Al–6 Mg castings could be a potent material for futuristic transport sector, looking to higher specific strength and abundant availability in Indian/ global scenario. This work reports the effect of scandium and zirconium …
Published in Journal of Materials & Metallurgical Engineering · Vol. 1, Issue 1-3, 2011 · pp. 61–71 Read article
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EFFECT OF Scandium and Zirconium ADDITIONS ON HARDNESS AND CORROSION RESISTANCE OF AA5083 Alloy
Abstract: This study investigates the hardness and corrosion resistance of modified AA5083. Stir casting with cold rolled condition was applied to prepare the four compositions, namely AA5083 alloy, modified AA5083 alloy with 0.2wt.%Sc-0.1wt.%Zr, modified AA5083 alloy with 0.4wt.%Sc-0.1wt.%Zr alloy, and modified AA5083 alloy with 0.6wt.%Sc-0.1wt.%Zr alloy. Alloying with Sc-Zr has a strong influence on the hardness of AA5083 alloy and corrosion resistance.
Published in Journal of Materials & Metallurgical Engineering · Vol. 9, Issue 1, 2019 · pp. 1–8 Read article
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Investigation on Dry Sliding Wear Behaviour of AlSi7Mg0.3/B4C/ZrO2 Hybrid Composites using Taguchi Method
Abstract: Hybrid Aluminium/Boron carbide/Zirconium oxide (AlSi7Mg0.3/B4C/ZrO2) composites were fabricated utilizing stir casting technique by varying boron carbide content (4wt.%, 8wt.% and 12wt.%) and utilizing a fixed amount (4wt.%) of zirconium oxide particles. Optical microscopy revealed that B4C and ZrO2 particulates were dispersed uniformly in AlSi7Mg0.3 matrix. Dry sliding wear experiments were carried out utilizing the pin-on-disc tribometer with various levels of applied loads, sliding speeds and weight percentage of boron carbide …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 166–177 Read article
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Effect of Zr, Fe Mono, Bimetallic Nanoparticles on the Electronic Properties of PVA/PVP Polymer blend
Abstract: AbstractThis paper describes the environmentally friendly production of polymer blend nanocomposites (PBNCs) made of polyvinyl alcohol (PVA) and polyvinylpyrrolidone (PVP) and embedded with Zirconium(ZrO2), Iron (Fe2O3), and Zirconium-Iron (Zr-Fe), mono and bimetallic nanoparticles (NPs). FTIR spectroscopy was used to investigate the blend's development, interaction between polymers and nanoparticles, interactions between polymers and one another, and the impact of nanoparticles on interactions within PVA/PVP blend nanocomposites. With the addition of nanoparticles …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 72–80 Read article
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Dielectric Studies of ZrO2 Semiconducting Oxide Materials and its Characterization
Abstract: Zirconium oxide powder was prepared by using the combustion method. Solution combustion synthesis was adopted to prepare the powder, urea and glycine act as fuels. The crystal size values were calculated its nearly equal to 74 nm. Naturally, bulk zirconium is the insulator, the reduction of size in nano will behave as a conductor, and its electrical and dielectric properties were reported here. The electric modulus M* is defined in …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 2, 2018 · pp. 26–35 Read article
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Evaluation of Fly Ash/ZrO2 Reinforced AZ91E Hybrid Composites Based on Wear and Friction Characteristics
Abstract: In the current study the compo-casting Al alloy MMCs' wear resistance was examined under a variety of abrasive circumstances, including coefficient friction, wear rate and it’s sliding distance. The AZ91E matrix composite was made by the liquid metallurgy process and reinforced with aluminum plated zirconium dioxide (ZrO2) particles. Designers examined the characteristics of matrix alloys along with created composites. friction and wear from dry sliding experiments had been performed on …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 324–338 Read article
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Effect of Nano-Additives on the Emissions, Performance, and Combustion Characteristics of Syzygium cumini (Jamun) Biodiesel Powered DI Engine
Abstract: Renewable and cleaner diesel engine fuel has received a lot of attention recently as a result of the depletion of fossil resources. To address this issue, biodiesel can be a potential substitute for diesel fuel. The finest B20 Jamun blends were combined with three different types of nanoadditives to create Syzygium cumini (Jamun) biodiesel, which was tested in a naturally aspirated diesel engine. Global researchers are starting to develop new …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 77–82 Read article
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Electrical Measurements on La-modified Four-Layered Aurivillius Ceramics
Abstract: Bismuth layered structure ferroelectric (BLSF) of Aurivillius family is found to be attractive owing to its scientific and technological point of view. These materials have potential ferroelectric applications owing to the fact of its high Curie temperature, high temperature piezo-devise and ferroelectric random access memory (FRAM), applications. In addition, Bi-modified compounds have shown improved ferroelectric properties. However, the plausible reason for improving ferroelectric properties in Bi-modified is still unclear. The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 157–170 Read article
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Experimental Investigation Mechanical Behaviour of Composite Made by Carbon Fibre Mixed with Zro2 and Phenolic Resin
Abstract: Composites are one of the major research criteria in aerospace technologies to fulfil the present needs. Addition of materials to carbon fibers without increasing of weight of the parts Nano and micro fillers have its own criteria in improving mechanical properties. ZrO2 particles added to carbon fibers can improve the strength with a light add up in density. Present study focused on the mechanical behavior of zirconium oxide addition to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 562–573 Read article
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Compatibility Issues of Heat Pipes for Radioactive Exposures
Abstract: AbstractSelection of alloys are refractory materials those withstand high temperature, radioactive embrittlement effects for long periods. Effects of high temperature and neutron embrittlement are subjects considered in this article. Effects of coolants, reactive gases like oxygen are facts of importance to select materials for reactor construction system. Selections of radioactive protecting alloys like sleeves are of importance to produce systems within margins of weight. Compatibilities have been decisive among material, …
Published in Journal of Nuclear Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 24–32 Read article
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Study the Mechanical Properties of Epoxy Resin Reinforced with Metal OxideNanoparticles
Abstract: In this research the additive effect of (Magnesium Oxide (MgO), Zirconium Oxide (ZrO2), Copper Oxide (CuO)) nanoparticles to epoxy resin as a matrix have been studied, in addition tomanufacturing hybrid composites from the same nanoparticles which are (CuO/ZrO2, MgO/ZrO2) to epoxy resin as a matrix too. The hand lay-up method is using to manufacturing the composites from the epoxy resin and the nanoparticles with different weight ratios((0, 3, 6, 9) …
Published in Journal of Polymer & Composites · Vol. 9, Issue 1, 2021 · pp. 7–12 Read article
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MOS Capacitor: A Processing Tool
Abstract: In this modern world of technology, life without electronics is unimaginable. We are now living in the age of electronics. It is hard to find an electrical item in your home that does not have electronics part in it. The electronic devices give better efficiency and reliability in terms of power loss, speed and cost; the fundamental component of each Integrated Circuit (IC) chip, namely the MOSFET (metal oxide semiconductor …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 1, 2018 · pp. 27–32 Read article
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Characterization Techniques for Thin Film Coatings Based on SiO₂, TiO₂, and ZrO₂
Abstract: Thin film coatings made from silicon dioxide (SiO₂), titanium dioxide (TiO₂) and zirconium dioxide (ZrO₂) have attracted great interest owing to their excellent optical, electrical, mechanical and chemical properties. These oxide thin films are widely used in microelectronics, solar cells, sensors, biomedical devices, photocatalysis, anti-reflective coatings and protective layers. The structural, morphological, compositional, optical and mechanical properties of these coatings are closely related to their performance and reliability. Therefore, thorough …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 Read article
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A Study on Chemical Composition in Temperature Sensor
Abstract: As the demand for precision thermal monitoring in extreme environments – such as aerospace propulsion systems and micro-electromechanical systems (MEMS) – continues to escalate, the chemical stability of temperature sensing elements has become a critical focal point. This study investigates the correlation between the chemical composition of thin-film resistance temperature detectors (RTDs) and their operational longevity under thermal cycling. By employing X-ray Photoelectron Spectroscopy (XPS) and Energy-Dispersive X-ray Spectroscopy (EDS), …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 2, 2026 · pp. 1–7 Read article
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Advanced Ceramic Matrix Composites in Rocket Nozzle
Abstract: In earlier days rocket nozzles were made up of monolithic ceramics, zirconium, and nimonic alloys. Though the materials have the capability to withstand enough temperature, they have the drawbacks such as manufacturing cost & time, strength to weight ratio.In order to cut the manufacturing cost & time, the strength to weight ratio and also to improve the capability to withstand high temperature, a composite material—C/SiC—shows enough required properties in the …
Published in Journal of Thermal Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 32–40 Read article
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Experimentation of Flame Stabilization Using Flat Plate Gutter Made of Porous Material for Afterburner Applications
Abstract: Present experimental study is focused on the flat plate gutter made of different porous materials is to stabilize the flames for afterburner applications. The porous materials used for the gutters as a flame holder are Silicon Carbide (SiC), Zirconium Oxide (ZrO2) and Aluminium Oxide (Al2O3). The porous material flat plate gutters with different orientation angles of 0°, 30°, 45°, 60° and 90° to the main stream flow. The flat plate …
Published in Journal of Aerospace Engineering & Technology · Vol. 6, Issue 2, 2016 · pp. 71–76 Read article
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New Generation Nanocrystalline Silicon Carbide for Implants and Prostheses
Abstract: Nanocrystalline silicon carbide (SiC) is an aspirant material for artificial heart valves primarily due to its low weight, high strength, acute hardness, wear resistance, inertness (SiC does not react with biological fluids), and deterioration resistance. Oxide ceramic materials such as alumina (Al2O3) and zirconia (ZrO2) are often used for medical applications like implants and prostheses because of their terrific biocompatibility and high wear resistance. Unfortunately, oxide ceramics cannot be used …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 5, Issue 3, 2015 · pp. 11–18 Read article