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1013 articles for “characterization”
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Strength and Durability Characteristics of Stabilized Compressed Laterite Soil Bricks
Abstract: In this experimental investigation the required numbers of test bricks were moulded for the various percentage proportionate of laterite soil, such as, 91%, 90%, 89%, and 88%, stabilized with various percentage of cement stabilizer viz 4, 5, 6 and 7%, respectively, along with 5% addition of sand constantly; compacted with a hydraulic press paver block and brick making machine. Based on the obtained results laterite soil bricks can be used …
Published in International Journal of Construction Engineering and Planning · Vol. 4, Issue 1, 2018 · pp. 58–64 Read article
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Use of Recycled Aggregates in Concrete to Achieve Characteristic Strength M50 with Addition to Steel Fibre
Abstract: Concrete is World’s second most consumed material after water, use of recycled aggregate (RA) in concrete can be useful for environmental protection. Recycled aggregates are the materials for the future. Aggregate is one of the main ingredients in producing concrete. It covers 75% of the total for any concrete mix. The strength of the concrete depends on the properties of aggregates used. The experimental analysis comprise with normal RAC and …
Published in International Journal of Concrete Technology · Vol. 2, Issue 2, 2016 · pp. 1–8 Read article
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Analysis and Comparison of Pedestrian Flow Characteristics Variation on Passageway, Stairway and Escalator in Intercity Railway Stations
Abstract: Pedestrians while commuting through public transport facilities like integrated public transportation system, metro system, railway system, encounter level change facilities to transfer among different platforms. These facilities include passageway, stairway, escalator and ramps. They are confined areas and are the basic means of pedestrian movements inside a terminal to access platforms at different levels. Within limited terminal area, designing and planning of level changing infrastructures is of great challenge. For …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 3, Issue 2, 2017 · pp. 8–19 Read article
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Re-characterizing of Asphalt Concrete Mix Design Properties Blended with Waste Engine Oil Fractions for Heavy Traffic. (Case Study; Stability and Density)
Abstract: Waste and rising cost of importing admixtures during construction have influenced research into better ways of recycling local waste and reduce cost of importation of admixtures. Waste Engine Oil are checked as non-bituminous and can be incorporated into asphalt concrete mix design. Different researches have shown that some waste/by-products can be included as additive in hot-blend black-top cement to acquire specific beneficial properties. It is on this basis that this …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 8, Issue 1, 2022 · pp. 14–17 Read article
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Flow Characteristics of Triangular Plan Form Weir
Abstract: Weirs are used for discharge measurement and flow diversion in the open channels. However, modified weirs such as plan form weirs, Labyrinth weir, oblique weir and piano key weir, etc. having larger crest length compared to normal weir having same lateral space assist in enhancing discharging capacity for a given upstream head, without creating much afflux. An experimental study was carried out to understand the effect of the geometry of …
Published in International Journal of Water Resources Engineering · Vol. 3, Issue 2, 2017 · pp. 17–22 Read article
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Leachate Characterization and Assessment of Groundwater Pollution Near Municipal Solid Waste Dumpsite, Thanjavur
Abstract: The increase in population, urbanization, and industrialization leads to increase in the generation of solid waste. The improper management of solid waste creates various problems. In many developing countries open dumping is practiced for solid waste management. One of the major problems of open dumping is groundwater pollution. The main objective of this paper is to determine the ground water pollution due to leachate infiltration beneath and near the dumpsite. …
Published in International Journal of Water Resources Engineering · Vol. 3, Issue 2, 2017 · pp. 23–27 Read article
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Physico-Chemical Characteristics of Ground Water in Tirupur District
Abstract: Deterioration of ground water resources has been a major concern of human society. The aim is to preserve and to maintain the balanced biological communities and sustainable stream ecosystem health. The hydro chemical study is an important parameter for determining the water quality for the end-users. The study for the same has been carried on the ground water by collecting groundwater samples in Tirupur district. A total number of 25 …
Published in International Journal of Water Resources Engineering · Vol. 3, Issue 2, 2017 · pp. 36–42 Read article
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Development of a Ray-tracing Program and its Application in Characterizing the Range of HF Radio Propagation in the Equatorial Ionosphere
Abstract: A ray tracing program which is an algorithm that can be used to describe the complex nature of the ionosphere has been developed using locally available resources. The International Reference Ionosphere (IRI) Ionospheric Model were incorporated into the program for evaluating electron density values. Complex refractive indices of the ionosphere were generated using Appletone-Hartree formula with no collision and magnetic field effects. The program applies Snell’s law of refraction in …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 6, Issue 2, 2020 · pp. 1–11 Read article
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Synthesis and Characterization of CdS Nanoparticles for LED Application
Abstract: In the present work we have synthesized the size tuned CdS nanoparticles with chemical routes method. Size of the nanoparticle tuned with varying the addition of an appropriate quantity of capping agent. UV spectroscopy used to study the variation of optical properties with tuning the size of nanoparticle. EMA and TBM techniques are used to analyze size and band gap of the quantum dots.
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 1, 2018 · pp. 12–18 Read article
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Auxiliary Characterization of (Co, Mn) Co-doped Zinc Oxide Thin Films
Abstract: Cobalt and manganese are both co-doped with zinc oxide films were set up by sol-gel turn covering strategy on quartz substrate by shifting the dopants focus. The result of dopants focus was researched by x-beam diffraction (XRD). The XRD design demonstrates that the kept movies have polycrystalline hexagonal wurtzite structure. SEM micrograph demonstrates the adjustments in morphology of very thin film as dopants fixation are fluctuating. The compositional examination did …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 31–35 Read article
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Metallurgical and Machinability Characteristics of Wrought and Selective Laser Melted Ti-6Al-4V
Abstract: This examination work shows a machinability ponder between created review titanium and specific laser softened (SLM) titanium Ti-6Al-4V in a face turning operation, machined at cutting paces in the vicinity of 60 and 180 m/min. Machinability attributes, for example, device wear, cutting powers, and machined surface quality were examined. Covering delamination, attachment, scraped spot, steady loss, and chipping wear instruments were overwhelming amid machining of SLM Ti-6Al-4V. Greatest flank wear …
Published in International Journal of Metallurgy and Alloys · Vol. 3, Issue 1, 2017 · pp. 9–12 Read article
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A review on Characteristics and Applications of Nanomaterials
Abstract: Nanomaterials are cornerstones of nanoscience and nanotechnology. These are classified as nanoparticles, nanowires, nanotubes, nanolayers and nanopores. Due to unique properties, nanomaterials have gained the attention of scientific community. This review paper presents recently developed innovative production approaches viz: Top-down and Bottom-up approach. The goal of this paper is to investigate the application field of nanomaterials for industrial environment such as cosmetics, paints, batteries, displays, catalysis, food, medicine etc. KEYWORDS: …
Published in International Journal of Metallurgy and Alloys · Vol. 4, Issue 1, 2018 · pp. 24–30 Read article
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Synthesis, Characterization and Biological Studies Using X-Beam Crystal Structures Which Utilizes (1) Cu Kα Data with Synchrotron Data
Abstract: The outcomes demonstrate that the complex responds as a bidentate ligand and is bound to the metal particle through the two oxygen iotas of the ligand (HL). The enactment energies, ΔE*, entropies ΔS*, enthalpies ΔH* and request of responses have been gotten from differential thermo-gravimetric (DTA) bends. In light of hindrance zone breadth estimations, the complex showed noteworthy antibacterial movement against both Staphylococcus aureus and Escherichia coli. It additionally displayed …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 1, 2017 · pp. 1–5 Read article
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Synthesis and Characterization of Nickel Doped BFO Nanoparticles
Abstract: In the present, work we have synthesized the pure and Nickle doped bismuth ferrite at different concentration by the chemical route method. Increasing in the doping concentration leads to generation of secondary phase, thus dopant concentration is maintained to 5mol%. XRD was used to confirm the phases transformation of nanocrystalline composite materials along with measurement of the crystallite size. Scanning electronic microscopy (SEM) was used to study the morphological properties …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 17–29 Read article
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Effect of nano Aluminum on Thermal Behavior and Ignition Characteristics of Al/KClO4 Thermite Composition
Abstract: Ignition experiments of micron size Al/KClO4 (ALCLO) thermite composition was carried out at high heating rate (40°C/min.) using DTA (differential thermal analysis), and it was observed that no ignition took place up to 700°C. Similarly in case of STA (simultaneous thermal analyzer) experiments, no ignition peaks were found up to 1100°C at 20/min. ALCLO when ignited in a bomb calorimeter for heat of combustion output measurement it produced a large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 2, 2019 · pp. 9–19 Read article
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Studies on the Electrical Characteristics of GaN based HEMTs at the AlGaN Nano-Layer Thickness of 9 nm
Abstract: In this work, we have designed total 25 individual structures of AlGaN/GaN high electron mobility transistors (HEMTs). Variations in drain current are studied with the change in drain voltage. Also, variations in drain current are studied with the change in gate voltage. Further, variations in drain current are studied with the change in aluminium mole fraction. The amount of drain current is higher in HEMT of lower gate length. This …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 6, Issue 1, 2020 · pp. 14–28 Read article
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Solution Combustion Synthesis of Yttrium molybdate (Y6MoO12) Nanoparticles by using Peroxomolybdic Acid, Characterization and Applications
Abstract: The main aim of our present research work is to synthesize the distinct yttrium molybdate (Y6MoO12) nanoparticles with excellent photocatalytic activity through ultra-rapid solution combustion route using peroxomolybdic acid as molybdenum source for the first time. The morphology of Y6MoO12 nanoparticles studied using scanning electron microscopy (SEM) exposes that the particles are exceedingly porous and agglomerated. From BET surface area measurement, it is examined that Y6MoO12 nanoparticles exhibit relatively large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 1–12 Read article
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Synthesis and Characterization of Nanostructured LaNiO3
Abstract: In this world synthesis of LaNiO3 have been carried out by co-precipitation method respectively. Powder x-ray diffraction studies confirmed the formation of rhombohedral LaNiO3. LaNiO3 is known to have rhombohedrally distorted perovskite structure, and the lattice parameters of the rhombohedral unit cell and the pseudocubic unit cell are a = 5.46¡ and ¢ = 60.8o and a = 3.84Å respectively. The superconductivity in these oxides is a novel phenomenon, even …
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 2, 2019 · pp. 12–17 Read article
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Mechanical characterization of hybrid natural fibre composites developed through compression moulding process
Abstract: Increasing environmental concerns these days due to excessive consumption of fossil-fuel products have impacted our atmosphere, which has led several researchers to work in the field of polymer composites reinforced by natural fibres. In this research, the emphasis is on developing the completely biodegradable green composites using polylactic acid (PLA) as a matrix and reinforcement with jute and sisal fiber by compression molding method and effect of various parameters on …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 1, 2020 · pp. 29–35 Read article
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Fabrication and characterization of Aluminum-Granite-Graphite Metal Matrix Composite
Abstract: Moving machine elements are constantly subjected to wear and tear. Machine life can be improved by using hard and wear resistant materials. Most of machine elements are made of metals or alloys. These materials alone cannot meet the requirements of design of long-life machines. Naturally occurring hard materials lack the strength to withstand the machine loads. Composite materials provide the solution to such requirements. Based on requirement, a composite material …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 2, 2020 · pp. 20–30 Read article