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74 articles for “sintered”
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The advanced bioceramics production using process of vibroturbulization
Abstract: Currently, bioceramics are widely used in medicine as dental and bone implants. Surgical bioceramics are used regularly. Joint replacements are usually coated with bioceramics materials to reduce wear and tear and inflammation. Pacemakers, kidney dialysis equipment, and respirators are more instances of bioceramics being used in the medical field. The production process of bioceramics consists of the following four main steps: preparation of powder with a grain size of not …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 2, 2022 · pp. 10–13 Read article
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Physical Characterization of New Li-Ion Conducting NASICON Materials in the LI1+2XTA1-XALX+1(PO4)3 System
Abstract: AbstractFabrication of all-solid-state Li battery with non-flammable ceramics electrolyte has been strongly required to overcome safety issues of present Li batteries. One of the promising structures of ceramic electrolyte in solid state battery is the NASICON structure composed of 3 dimensional frameworks (s.g. R-3c). In this study, Li-ion conducting mixed metal phosphate Li1+2xTa1-xAlx+1(PO4)3, L Ta A P-x(x = 0 ~ 0.5) solid electrolyte that possess rhombohedra NASICON structure was prepared …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 3, 2019 · pp. 25–32 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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Workability Behavior of Copper–Tungsten and Graphite Composites
Abstract: Workability is a measure of deformation that powder metallurgy materials can withstand prior to fracture occurring in the formation or upsetting process. Nowadays, copper-based sintered composites produced by powder metallurgy processes are widely used in bearings and bushes. Also composites based on copper–tungsten (Cu–W) composite containing a solid lubricant (Graphite) have been developed as self-lubricating materials under the conditions of load, atmosphere and temperature. However, it should be noted that …
Published in Trends in Machine design · Vol. 1, Issue 2, 2014 · pp. 42–52 Read article
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Modification of Structural and Electrical Properties of GDC with Sb3+ Ions
Abstract: Gadolinium doped cerium (GDC) is a potential candidate as electrolyte in the solid oxide fuel cells operating in intermediate temperatures. The optimum performance of GDC is obtained only when sintered at higher temperatures (~1400°C), where cerium is prone to reduction. Improvement in the conductivity and stability of GDC is expected by doping it with trivalent ions. In the present context, successful attempts have been made to synthesize Ce0.8Gd0.1Sb0.1O2-δ by solid …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 3, 2016 · pp. 27–35 Read article
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Developing Molybdenum Doped Zinc Oxide Nanoparticles’ Sensors for Quality Assessment of Black Tea
Abstract: Zinc oxide is a well-established sensor material for detection of various organic molecules. In a quest of developing a sensor array for quality assessment of black tea, developing pure and molybdenum doped nanocrystalline ZnO-based sensors. The effect of changing the sintering duration and time has been studied. FESEM, EDS and XRD characterisations confirmed the formation of wurzite nanocrystals of approximately 20 nm. The 2% molybdenum doped ZnO (calcined at 500 …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 4, Issue 3, 2014 · pp. 32–38 Read article
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Comparative Study of Structural and Ionic Properties of Doped Zirconia Electrolytes for Solid Oxide Fuel Cells
Abstract: The current study looks at yttria and scandia doped zirconia electrolytes for application in solid oxide fuel cells. Samples with (i) 10 mol% yttria, (ii) 5 mol% yttria and 5 mol% scandia, and (iii) 10 mol% scandia in zirconia host lattice were prepared by mixed oxide method and were sintered by conventional heating at 1400°C for six hours. The samples were then analysed by X-ray diffraction (XRD) and scanning electron …
Published in Research & Reviews : Journal of Physics · Vol. 7, Issue 2, 2018 · pp. 1–7 Read article
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Advanced Design and Prototyping with Fabrication, Architecture, And Material Design Techniques For 3D Printing Hybrid Polymer Composites
Abstract: Hybrid polymer composites are big steps forward in the field of 3D printing. They combine different materials to improve their engineering qualities, usefulness, and use potential. This essay looks at the advanced design and testing methods needed to use 3D printing to make and create mixed polymer materials. First, we look at material design methods, with a focus on choosing plastics and support materials that help the composite have the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 22–36 Read article
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Fabrication and Experimental Investigation on Mechanical Properties of Quartz Particulate Reinforced Aluminium Composite
Abstract: Composites are processed by adding a reinforcement phase in a base metal. The base material is known as a matrix and the constituent that is added is called reinforcement. The matrix acts as a support while the reinforcements attach themselves in their respective positions which results in the synthesis of a material which has different mechanical and thermal properties compared to their raw materials. Since aluminium is used as a …
Published in Journal of Production Research & Management · Vol. 14, Issue 3, 2024 · pp. 19–25 Read article
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Enhancing Functional and Structural Properties of Advanced Materials through Scandium-based Nanostructures: Applications in Ceramics, Thermoelectrics, Memory Devices, and High-Strength Alloys
Abstract: This study explores the fabrication and properties of scandium-based nanostructured materials with applications in ceramics, glass, thermoelectric modules, switching devices, and strengthened alloys. Scandium oxide (Sc₂O₃) nanopowders were synthesized using precipitation techniques and subsequently sintered to create transparent ceramics with fine dispersion. Investigations into scandium-doped metallic glasses demonstrated enhanced plastic deformation, with notable tensile plasticity attributed to its unique nanoglass structure. A new scandium-doped thermoelectric material, ZnCdO, was also developed, …
Published in International Journal of Minerals · Vol. 1, Issue 2, 2024 · pp. 14–18 Read article
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Concentrated Solar Energy in Iron Production: Towards Zero-Carbon Metallurgy
Abstract: Given the importance of environmental protection in modern societies, one of the objectives of industrial strategies in general and the metallurgical industries in particular is to find new, ecologically acceptable energy sources. One of these energy sources is solar energy, which, when properly concentrated, has a lot of promise for high temperature applications like those needed in metallurgical operations. In this work, we suggest using focused sun energy to make …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 1, 2025 · pp. 01–10 Read article
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Investigating The Synergistic Effects of Micro and Nano Particle Reinforcements in Powder Metallurgy-Processed Aluminum Metal Matrix Composites for Enhanced Mechanical Performance
Abstract: The ever-growing demands of modern mechanical applications necessitate the development of materials with superior mechanical properties. In this research, we delve into the creation and evaluation of Aluminum Metal Matrix Composites (Al MMCs) made via the powder metallurgy route, reinforced with both micro and Nano-scale particles. The key aim is to investigate the possible cooperative effects of this dual reinforcement approach on the mechanical behavior of the composite. Traditional aluminum …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 220–229 Read article
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High-Performance Aluminum Matrix Composites Reinforced with Graphene Nanoplatelets a Study on Mechanical and Thermal Behaviour
Abstract: This study investigates the effect of graphene nanoplatelets (GNPs) on the mechanical and thermal properties of aluminum matrix composites (AMCs) fabricated using the powder metallurgy route. Aluminum alloy Al-6061 powder was reinforced with varying GNP concentrations (0, 0.5, 1, 2, and 3 wt%), followed by uniaxial compaction and sintering. The influence of GNP content on the composite’s structural integrity, strength, and thermal behavior was thoroughly evaluated through tensile testing, hardness …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 38–49 Read article
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3D-Printed Polymeric Drug Delivery Systems for Personalized Medicine
Abstract: Personalized medicine has revolutionized healthcare by tailoring treatments to individual patient needs. Among the emerging technologies, 3D printing has demonstrated immense potential in fabricating polymeric drug delivery systems with precise control over drug release, dosage, and bioavailability. These systems offer customized therapeutic solutions, improving efficacy while reducing adverse effects. This paper provides an overview of 3D-printed polymeric drug delivery systems, discussing the types of polymers used, fabrication techniques, applications in …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 313–325 Read article
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Valorization of Human and Cattle Dental Waste into Functional Composite Biomaterials: A Detailed Comparative Analysis
Abstract: This study investigates the conversion of human and cattle (goat and cow) teeth into bioactive hydroxyapatite-based composites and presents a detailed comparative evaluation of these biogenic materials with laboratory-synthesised (synthetic) hydroxyapatite (HAp). In this work, hydroxyapatite was extracted from human and bovine teeth through controlled calcination and milling, while synthetic HAp was prepared using a standard wet chemical precipitation route. All materials were subsequently sintered at 900 °C and fabricated …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 340–354 Read article
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Biopolymer-Based 3D Composite Scaffolds for Bone Tissue Engineering: Photothermal-Responsive Systems with Controlled Pt (IV) Prodrug Release
Abstract: Biopolymer-based composite scaffolds have attracted significant attention as multifunctional platforms at the intersection of polymer science, regenerative medicine, and cancer nanotherapy. In this study, a dual-functional scaffold was developed for simultaneous osteosarcoma treatment and bone regeneration using poly (L-lactic acid) (PLLA) reinforced with bioactive glass (BG) and integrated with a glutathione-responsive platinum (IV) prodrug system (PDA@Pt). To improve interfacial adhesion, photothermal conversion efficiency, and tumor-specific activation, the Pt (IV) prodrug …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 351–361 Read article
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Dielectric Studies of 0.5Ba0.8Ca0.2TiO3.0.5CaCu3Ti4O12 Nanoceramic Fabricated by Chemo-mechanical Process
Abstract: The present investigation is aimed toward investigate a straightforward, inexpensive, and environmentally friendly chemo-mechanical method for preparing high-dielectric materials, specifically 0.5Ba0.8Ca0.2TiO3.0.5CaCu3Ti4O12 (BCT-CCTO), by combining metal nitrate combustion with solid TiO2 powder and titanium isopropoxide, Ti (OR)4. The composite was prepared by the mixing of individual materials of Ba0.8Ca0.2TiO3 and CaCu3Ti4O12 through the chemo-mechanical method. Initially, 99% pure Ba (NO3)3, Cu (NO3)2∙3H2O, TiO2 and glycine were taken in their stoichiometry ratios. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 12–21 Read article
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Potential Applications of Ceramic Matrix Composites: Advancements, Benefits and Challenges
Abstract: Ceramic Matrix Composites (CMCs) are materials that mix or fuse ceramic fibres with a ceramic matrix to synthesize a composite/compound. CMCs may be manufactured from a range of ceramic materials, including carbon, carbon fibers, silicon carbide, glass ceramic, alumina, etc. The CMC’s final qualities are determined by its production method and the type of filler employed. Recent breakthroughs in CMC technology have resulted in considerable performance gains, making them suitable …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 99–107 Read article
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Online Change Detection Algorithm Based on the Continuous Wavelet Transform, the CUSUM Algorithm and an Autoregressive Model
Abstract: In this article, we present a change point detection algorithm based on the continuous wavelet transform, the CUSUM algorithm and an autoregressive model. At the beginning of the article, we describe a necessary transformation of a signal which has to be made for the purpose of change detection. Then case study related to iron ore sinter production which can be solved using our proposed technique is discussed. After that, we …
Published in Current Trends in Signal Processing · Vol. 1, Issue 1-3, 2025 · pp. 17–29 Read article
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Thermal Behavior of Biomass Ashes with the Influence of Additives: A Critical Review
Abstract: The gasification of biomass is undoubtedly one of the most promising processes for sustainable energy and heat production. The formation of low-melting ashes can compromise the proper functioning of plants. To address potential risks of ash fusion and agglomerate formation in high-temperature zones that may occur in downdraft reactor configurations, a detailed literature review on the use of additives to counteract the risk of ash formation and deposition has been …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 14, Issue 3, 2024 · pp. 1–11 Read article