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267 articles for “AES”
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ISONIAZID STABILIZED TUNGSTEN TRICARBONYL COMPLEX: A NEW CO-RELEASING MOLECULE WITH ANTIBACTERIAL ACTIVITY
Abstract: Transition metal carbonyl complexes substituted with biologically active ligand can act as CO-releasing molecules which have beneficial roles including antimicrobial activity. Careful choices of ancillary ligand such as isoniazid help in eliminating issues of toxicity that may arise from drug substrates. Substitution reaction of tungsten hexacarbonyl with isoniazid in the presence of trimethylamine N-oxide under nitrogen atmosphere was carried out at ambient temperature for 72 hrs. The product was characterized …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 5, Issue 1, 2019 · pp. 36–43 Read article
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Clash Detection in Appropriate Technology Building Using Building Information Modelling (BIM)
Abstract: Building Information modelling (BIM) is a highly efficient software in Architecture, Engineering and construction (AEC industry). Clash detection technique is used to minimize the error as well as to minimize the cost and time. Especially in 2D drawings, lots of problems emerges at the time of execution. One of the best tools used in this project is clash detection tool which coordinates the building system in 3D models. This clash …
Published in International Journal of Construction Engineering and Planning · Vol. 6, Issue 1, 2020 · pp. 15–24 Read article
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Field Assessment of Runway Pavement Surface Texture for Baghdad International Airport
Abstract: One of the major serviceability issues which reflects the suitability of the airport runway for serving international flights is the surface texture of concrete pavement. The concrete surface of the runway 33R-15L of Baghdad international airport is badly covered with large spots of aeroplanes tyre rubber. The international flight companies had claimed that the rough surface of the runway concrete pavement caused damage and deterioration to their aeroplane’s tyres. The …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 5, Issue 2, 2019 · pp. 6–21 Read article
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Structural and Elastic Properties Calculation of CdX (X= S, Se, Te) Semiconductors from First-Principles
Abstract: First-principle calculations have been performed to calculate the structural and elastic properties of wurzite (wz) CdX(X= S, Se, Te) chalcogenides semiconductor using the plane wave pseudo-potential method within the projected augmented wave approximation (PAW),which works directly with full all electron (AE) wavefunctions and AE potentials. The values of lattice constant (a) and (c), internal parameter (u), Bulk modulus (B), and reduce pressure derivative bulk modulus ( ) using equation of …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 2, 2017 · pp. 8–15 Read article
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Essential of bearing in materials engineering
Abstract: Essentials of bearing have been to maintain lubricant film to prevent metal to metal contact and hence local welding of two surfaces. Tribological and mechanical properties have improved by powder metallurgy route of bearing fabrications. Alloyed non-ferrous plane bearings have better friction coefficients than pure metals. Betterment has appeared in babbit/ bronze particulate reinforced composites. Ni addition has improved performances of graphite-lead free tin bronze composite layers on surface of …
Published in International Journal of Metallurgy and Alloys · Vol. 5, Issue 2, 2019 · pp. 1–17 Read article
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Exploring Alloys: Properties, Applications, and Future Trends
Abstract: Alloys, integral to modern technology and engineering, are combinations of metals with other elements designed to enhance material properties. This exploration delves into the diverse properties, widespread applications, and emerging trends in alloy development. The study examines mechanical properties such as strength, ductility, and corrosion resistance, which are tailored through compositional variations and processing techniques. Applications across various industries—including aerospace, automotive, electronics, and biomedical fields—are highlighted, showcasing the versatility and …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 13–19 Read article
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Composite Materials-A Short Review
Abstract: The study on composite materials is truly multidisciplinary one. Researchers working in this field are of departments such as metallurgy, material science, chemistry, solid mechanics, and fracture and have made important contributions to the same. Composites can be created to meet specific geometrical, structural, mechanical, chemical, and even aesthetic requirements, depending on the intended application. Construction, such as in buildings and bridges, the automotive sector, aeronautics, naval (e.g., ships and …
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 1, 2021 · pp. 9–11 Read article
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Syenthesis characterization and biological activities of Schiff base metal complexes of Zr (II) Ba(II), Cu(II), Sr(II) and Th (II) derived from sulfa pyridine
Abstract: Abstract : The Schiff base ligand was prepared by sulfapyridine with salicylaldehyde Zr(II), Ba(II), Co(II), Sr(II) and Th (II) complexes of above ligand was synthesized as well. The synthesized complexes have been characterized by powder XRD and SEM. The anti microbial activity of synthesized ligand ant its complexes have been tested for their antibacterial activity against bacterial species, such as Bacillus subtilis, staphylococcus aureus, Pseudomonas, aeruginosa, Enterobacter aerogenes, E-coli and …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 30–37 Read article
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Design Optimization of Drone Frame
Abstract: Abstract: One of the most crucial parts of any drone is the frame. In this research, we use ANSYS topology optimization to optimise the frame design in order to lighten its weight. Drone frame design is geared to bear big loads while having a light frame. Consequently, less material will be used, and the drone's performance will be enhanced. Due to its inherent advantage of deployment at the appropriate places, …
Published in International Journal of Mechanics and Design · Vol. 8, Issue 1, 2022 · pp. 25–32 Read article
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Evaluation of Smart Materials for Smart Industrial Applications
Abstract: Over the past century, it is the matter of interest to create specialized materials that meet our specific needs for strength, durability, weight, flexibility & cost. Smart materials are those materials that have the intrinsic and extrinsic capabilities, first, to respond to stimuli and environmental changes and second, to activate their functions according to these changes. Smart materials are having ability to vary its shape consistent with the external stimulus …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 2, 2021 · pp. 29–36 Read article
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A Review of Recent Developments in Solid State-Based Metal Additive Manufacturing: Friction Stir Additive Technique
Abstract: In the age of machines, the whole industry needs light-weight and high strength for lighter devices, machines, etc. The core aerospace industry needs lighter materials for satellites and rockets. Friction Stir Additive Technology (FSAT)represents an innovative approach aimed at leveraging the principles of layered build (AM) layer by layer using solid state (FSW) friction stir welding technology. These represent a particular class of friction-based additive technology (FAT) and can easily …
Published in International Journal of Manufacturing and Materials Processing · Vol. 8, Issue 2, 2022 · pp. 17–25 Read article
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CFD Analysis and Prediction of Shockwave/Boundary-Layer Interaction at Hypersonic Flows Using RANS Models
Abstract: Interaction of shockwaves with turbulent boundary layer plays an important role in the design and operability of high-speed aerospace vehicles and air-breathing engines. The adverse pressure gradient of the shock is often strong enough to separate the boundary layer. The objective of the present research paper deals with the analysis of hypersonic viscous flows dominated by strong shockwave/boundary-layer interactions (SWBLI) over wing-flap and wing-fuselage junction configurations. The effects of the …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 2, 2019 · pp. 33–50 Read article
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Flutter study of a solar powered high-altitude long endurance UAV
Abstract: This paper presents an aero-elastic flutter analysis on a high altitude long endurance unmanned air vehicle. Numerical finite element analysis (FEA) based simulations for flutter have been carried using the commercial FEA package ANSYS. Analytical flutter analysis is performed to verify the FEA results. The analytic flutter analysis gives the divergence speed to be 32.7 m/sec. The numerical flutter analysis of the rudder shows the bending and torsional modes for …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 2, Issue 2, 2016 · pp. 01–09 Read article
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Finite Element Analysis(FEA) of a sandwich panel with hexagonal honeycomb core under tensile load
Abstract: Composite sandwich panels have been increasingly used in aerospace industry for various applications such as floor panels, comportment partitions, bulkheads, and even the skin and wings. It is important to design light weight structure for aircraft operations. The sandwich panel serves this requirement. The sandwich composites are multilayered materials made by bonding stiff, high strength skin facings to low density core material. In the present research work composites sandwich panel …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 3, Issue 1, 2017 · pp. 30–42 Read article
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Effect of Isometric Exercises on Functional Ability among Elderly with Osteoarthritis at Selected Old Age Home, Coimbatore
Abstract: Isometric exercises are effective in reducing knee pain and improving functional ability among elderly with osteoarthritis. The aim of the study was to identify the effect of isometric exercise on functional ability among elderly with osteoarthritis at selected old age home at Coimbatore. Quasi-experimental one-group pre-test–post test design was adopted in this study. Twenty-two elderly were selected by using purposive sampling technique. The demographic profiles were collected from the elderly. …
Published in International Journal of Geriatric Nursing · Vol. 2, Issue 2, 2019 · pp. 15–18 Read article
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From Waste to Walls: A Comparative Study of Recycled Buildings in India
Abstract: As the construction sector across the world is compelled to rein in its environmental impact – currently, estimated at nearly 40% of global carbon emissions – the use of recycled materials is no longer a secondary aesthetic option but a structural imperative. This paper presents a comparative study of pioneering Indian architectural projects that assess the effectiveness of diverted waste streams in contemporary construction. Three iconic projects to be discussed …
Published in International Journal of Sustainable Building Technology · Vol. 9, Issue 2, 2026 Read article
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A Chemical Thorn in the Heart of Flowers: An Investigation into Chemical Preservation of Commercial Flowers and Its Health Implications
Abstract: The increasing demand for fresh flowers during festive occasions, religious ceremonies, and wedding seasons has led to the widespread use of chemical preservation techniques throughout the floral supply chain. Flowers – such as jasmine, rose, chrysanthemum, and marigold – are traditionally valued for their natural fragrance, freshness, and aesthetic appeal. However, to meet market demands and extend their commercial value, various chemical agents are increasingly applied to delay senescence and …
Published in International Journal of Green Chemistry · Vol. 12, Issue 2, 2026 · pp. 1–18 Read article
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A Study on CNN-Based Image Mosaicing
Abstract: The intricate tapestry of image mosaicing, while a cornerstone of computer vision, has long been constrained by the rigidity of classical, geometry-driven pipelines. Hand-crafted feature detectors and homography estimators, while effective in controlled environments, prove brittle when confronted with the challenges of real-world scenes: significant parallax, dynamic moving objects, repetitive textures, and illumination variance. This work introduces a fundamental paradigm shift, proposing a deep convolutional neural network (CNN) architecture designed …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 12, Issue 1, 2026 · pp. 1–7 Read article
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Chemical Synthesis Strategies and Reaction Mechanisms in Self-Healing Polymeric Materials: A Comprehensive Review
Abstract: Self-healing polymeric materials are one of the most rapidly growing and technologically transformative classes of smart polymeric materials. Such materials offer the ability to autonomously repair damage and retain & restore functional performance. This capability is very important for polymers, which undergo mechanical failure, micro- cracking, delamination, photo-oxidation, or thermal degradation during service environments. The last decade has been remarkable for developments in self-healing polymers, ranging from extrinsic capsule-based approaches …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 12, Issue 1, 2026 · pp. 26–34 Read article
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A Study on Machine-Learning-Driven Insight into theThermal Behavior of Polymers and Composite Materials
Abstract: The thermal performance of polymeric and composite systems underpins their suitability for aerospace, electronics, and energy‑storage applications, yet reliable prediction of temperature‑dependent properties remains a formidable challenge. In this work we present a data‑driven framework that harnesses modern machine‑learning (ML) techniques to forecast key thermal metrics – glass‑transition temperature (Tg), melting point (Tm), thermal conductivity (k), and decomposition onset (Td) – from a chemically informed descriptor space. A curated database …
Published in International Journal of Polymer Science and Engineering · Vol. 12, Issue 1, 2026 · pp. 1–11 Read article