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1013 articles for “characterization”
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Comparative Study on Production and Characterization of Bioethanol from Agricultural Waste Materials
Abstract: Production and characterization of bioethanol from lignocellulosic substrates that include sugarcane bagasse, corn cob and cassava peels were investigated in this research study. The raw materials (sugarcane bagasse, corn cob and cassava peels) were sorted, washed, cleansed to remove dirts and dried to remove moisture contents, and crushed into ground form to increase substrate’s surface area of contacts and sieved through a mesh size of 2 mm. The bioethanol distillates …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 8, Issue 2, 2022 · pp. 1–9 Read article
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Re-Characterization of Strength Properties of Asphalt Concrete Mixtures Using Non Bituminous Modifier – Candle Wax
Abstract: Improving the performance of asphalt concrete mixtures synonymous with flexible pavement has been a major concern in highway engineering. However, design of flexible pavement begins with proper material characterization to ensure that designs are appropriate. It is also pertinent to say that sometimes if not most times the properties of the individual materials that make up the pavement structure falls short of desired expectations. This has led to exploring techniques …
Published in International Journal of Concrete Technology · Vol. 2, Issue 1, 2016 · pp. 30–36 Read article
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Experimental Analysis on Improving the Soil Characteristics by Stabilization of Black Cotton Soil Using Coir or Coconut Fibre
Abstract: One of the most widely utilized methods for improving poor soils is soil reinforcement. Metal strips,natural and synthetic fibers arranged randomly, geogrid sheets, synthetic and natural geotextiles, andmetal strips are examples of materials used for soil reinforcement. Additionally, the tensile strength,shear strength, other characteristics, bearing capacity, and economy are all significantly improved bythe soil reinforcement. The utilization of jute fibre in civil engineering is beneficial for enhancing soilqualities due to …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 9, Issue 2, 2023 · pp. 29–36 Read article
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Comparative Assessment of Drivers Characteristics at Baghdad Urban and Suburban Area
Abstract: Abstract The importance of road safety demands that the components of safe driving be understood. Variability among people, in terms of gender, age, socio-economic levels, education, health, driving experience, and tradition could have major impacts on the field of vision and the perception reaction time, which seem to be good measures of safe driving. In Baghdad, public efforts have managed to stabilize or decrease accident rates; however, because of the …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 1, Issue 1, 2015 · pp. 15–24 Read article
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Evaluation of Hydrodynamic Characteristics of Quarter Circular Breakwater by RBF Network and Regression Models
Abstract: Breakwaters are massive structures constructed to provide the required tranquility within the ports and also used for safeguarding the beaches from eroding due to severe action of waves especially during inclement weather. In the recent years, innovative structures like Semi-Circular Breakwater (SCB) and Quarter Circular Breakwater (QCB) are being evolved to fulfill the ever increasing demand from coastal sector. QCB is a modified SCB, which is similar to caisson consists …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 2, 2020 · pp. 11–22 Read article
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Preparation and Characterization of Nanosize SnO2 Nanopowders by Precipitation Method
Abstract: Nanocrystalline Tin oxide (SnO2) powders have been synthesized by a direct precipitation method from an aqueous solution in the presence of SnCl4 and NH3. The crystallite size, lattice parameters, dislocation density and number of unit cells in SnO2 nanocrystalline powder (as-prepared and heated) are characterized by X-ray diffraction (XRD). The results of XRD show that pure SnO2 nanocrystalline powder has tetragonal rutile structure; the broad peak indicates small crystallite size …
Published in International Journal of Applied Nanotechnology · Vol. 1, Issue 1-2, 2015 Read article
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Synthesis and characterization of bi metallic Nanoparticles by 2-thiotic acid for selective growth of SWCNT
Abstract: Nanoparticles (NPs) are tiny materials having size ranges from 1 to 100 nm. They can be classified into different classes based on their properties, shapes or sizes. There are different types of NPs like men made NPs and Natural NPs but we are discussing about monometallic NPs and Bimetallic NPs. We deal with bimetallic NPs. NPs possess unique physical and chemical properties due to their high surface area and nanoscale …
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 2, 2018 · pp. 48–58 Read article
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A Brief Review of Simonkolleite Nanoparticles: Synthesis, Characterizations, and Their Transformative Impact Across Industries
Abstract: The rapid progress in nanotechnology has ignited a quest for innovative materials tailored to specific application needs or designed to enhance particular characteristics. Among these, simonkolleite, a zinc-based material, has emerged prominently in scientific discussions due to its promising properties with diverse medical, health, and environmental applications. This systematic review delves into the extensive literature on simonkolleite, unraveling its myriad applications across various fields. Often associated with ZnO-related research, Simonkolleite …
Published in International Journal of Energetic Materials · Vol. 9, Issue 1, 2023 · pp. 36–47 Read article
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Characterization and Wear Behavior of TiN, TiAlN, TiCrN and AlCrN PVD Coatings Deposited onto AISI H13 Hot Forging Die Steel
Abstract: Four Nitride coatings TiN, TiAlN, TiCrN and AlCrN were deposited onto AISI H13 hot work die steel by cathodic arc evaporation physical vapour deposition (PVD) technique. The coatings were characterized by SEM, SEM-EDS, XRD, line scan EDS and X-Ray mapping tests and micro hardness tester. The wear characteristics were investigated using a pin on disc method at high temperature and speed against En-31 bearing steel disc. It was observed that …
Published in International Journal of Metallurgy and Alloys · Vol. 4, Issue 2, 2018 · pp. 1–11 Read article
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SYNTHESIS, CHARACTERIZATION AND STUDY OF PHOTOCATALYTIC ACTIVITY OF PVA CAPPED ZINC INDIUM SELENIDE NANOPARTICLES UNDER UV LIGHT IRRADIATION USING METHYL RED DYE
Abstract: In this work, we report the structural morphology, optical properties and photocatalytic activity of polymer capped zinc indium selenide nanoparticles, which have been synthesized by solvothermal method. PVA is acted as capping agent. The PVA capped zinc indium selenide nanoparticles were characterized using XRD, SEM with EDAX, AFM, TEM and UV-Vis absorption spectroscopy. The structural properties of PVA capped zinc indium selenide nanoparticles have been characterized by X-ray diffraction (XRD) …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 41–51 Read article
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Evaluation of Response Characteristics of Distillation Column
Abstract: In this paper mathematical model was developed to monitor, predict and control the effectiveness of the controller designed with the principle of various responses. The result obtain in the investigation demonstrate the usefulness of input, ramp, and impulse response in monitoring, predicting and controlling the separation of the distillate product from the reflux for effective performance evaluation of the distillation column. The model evaluated the impact of feed tray, reboiler …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 1, 2020 · pp. 32–43 Read article
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Synthesis and Characterization of Poly(vinylpyrrolidone) / Starch / Dimethylacrylamide Hydrogel by Gamma Radiation and Its Application in Basic Fuchsin and Methyl Orange Removal
Abstract: Gamma radiation was used to create a number of PVP/Starch/Dimethylacrylamide (PSD) based hydrogels. Investigated were the effects of several parameters, such as radiation dose, material composition, and pH, on the characteristics of hydrogels, such as gel content and swelling behavior. Radiation doses ranged from 10 to 25 kGy, and 10 kGy was determined to be the ideal dose. Investigations on the impact of dimethylacrylamide (DMA) composition on swelling were investigated. …
Published in International Journal of Polymer Science and Engineering · Vol. 9, Issue 2, 2023 · pp. 1–20 Read article
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A Review on Performance and Emission Characteristics of Diesel Engine Fueled With Biodiesel
Abstract: With increasing energy demands in the transport sectors and power generation together with the limited availability of fossil fuels and the adverse environmental effects causing from their use attracts a lot off researchers towards finding alternative fuels to successively substitute conventional fuels. Among the alternative fuels, biodiesel has received great attention due to their attractive characteristics of being renewable in nature. A lot of research has been done on performance …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 2, 2015 · pp. 32–38 Read article
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Characterization of AL-2014 TIG Welded Joints
Abstract: Abstract – This experimental study presents a comprehensive investigation into the tensile strength of TIG-welded butt joints made from Al-2014 alloy, a material that find applications in aerospace and structural engineering due to its excellent machinability and high strength to weight ratio. Welding Al-2014 alloy is challenging because it is more prone to hot cracking, oxide layer formation and thermal distortion. Therefore, it is very important to optimize welding parameters …
Published in International Journal of Manufacturing and Materials Processing · Vol. 12, Issue 1, 2026 · pp. 25–31 Read article
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Brown Onion Oil Characteristics of Medicinal Integrity byLooking at the Extraction Operating Conditions
Abstract: New forms of disease are increasingly affecting people living in today’s highly pressure environment, and these diseases are less responsive to conventional treatments. Aromatic plants and species are used for thousands of years for many purposes, such as medicine, perfumes and cosmetics, as well as in the food industry for culinary and medicinal uses. The brown onion shows the following physic and chemical properties as determined experimentally as Refractive index …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 2, 2025 · pp. 41–51 Read article
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Influence of Road Geometry and Traffic Characteristics on Highway Crash Frequencies under Heterogenous Traffic Conditions
Abstract: Abstract This study aims at modeling the influence of highway geometric and traffic characteristics on road crash frequency under heterogenous traffic conditions using the Negative Binomial regression technique. Over a span of three years, data from 618 road accidents on the Dhaka–Aricha highway (N5) in Bangladesh were analyzed to develop the model.. The model variables include Annual Average Daily Traffic (AADT), % of heavy vehicle and non-motorised vehicles (NMV), pavement …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 11, Issue 2, 2025 · pp. 25–34 Read article
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GEOTECHNICAL CHARACTERIZATION OF SOUTHERN REGION SOILS FOR CIVIL ENGINEERING APPLICATIONS
Abstract: Abstract Soil serves as the primary foundation for all types of structures. It makes up the top layer of the Earth’s surface and consists of a mixture of minerals, organic substances, water, air, and various living organisms Beyond its ecological role, soil has immense engineering significance and has been utilized in construction since ancient times. It is used in many ways, including: Building materials where soil is used to make …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 11, Issue 2, 2025 · pp. 1–8 Read article
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Green Synthesis of Silver Nanoparticles from Trapa bispinosa Fruit Extract: Characterization and Promising Antimicrobial Activity Against Multidrug-Resistant Pathogens
Abstract: Silver nanoparticles (Ag NPs) are widely recognized for their applications in medicine, electronics, and environmental remediation. This study presents a new green synthesis method for Ag NPs using Trapa bispinosa fruit extract as a natural reducing agent and stabilizing agent. Characterization of the synthesized Ag NPs through X-ray diffraction (XRD) confirmed a crystalline structure consistent with the face-centered cubic (fcc) arrangement, with peaks at (111), (200), (220), (311), and (222), …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 1, 2025 · pp. 38–46 Read article
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Isolation and Characterization of Alkaloidsfrom Ancistrocladus Heyneanus Leaves: A Phytochemical Study
Abstract: Leaves of Ancistrocladus heyneanus were collected from the forest of the Matheran hills of Maharashtra. From these leaves, alkaloids were extracted using dichloromethane, and two new monomeric Naphthyl-iso-quinoline alkaloids, Youndamine A and Ancistrocline were isolated using TLC and HPLC. HPLC/MS and NMR further identified the patient. The present study involves the collection and chemical investigation of the leaves of Ancistrocladus heyneanus, a plant species found in the forested regions of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 10, Issue 2, 2024 · pp. 7–20 Read article
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Synthesis, Characterization and Photoconductive Properties of Antimony Selenium Iodide
Abstract: A shiny needle-shaped polycrystalline chalcogenide compound, SbSeI, was synthesized through a solid-state thermal reaction by combining the constituent elements in a stoichiometric ratio within an evacuated quartz tube at 585°C for 3.5 hours. The resulting compound was characterized using SEM, EDAX, and XRD techniques to confirm its structure and composition. The resistance versus temperature curve revealed the semiconducting nature of the material with a resistivity of 3.5 x 10⁷ Ω-cm …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 10, Issue 1, 2025 · pp. 1–8 Read article