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1508 articles for “surface”
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Optimization of Machining Parameters on End Milling of EN 8 Back Shaft for Power Press
Abstract: The most of the industries carried out various machining processes are the heart of any industries. The processes are advanced day by day in order to achieve goal of efficiency. The paper state about one of the process namely end milling on experimentally investigates the effect of input parameters on material removal rate and surface roughness for key way cut on particular back shaft. Design of experiment carried out by …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 49–58 Read article
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Analysis and Optimization of End Milling Machining Parameters for Polypropylene composite using Taguchi based GRA
Abstract: This paper offerings the effect of machining parameters on Surface roughness (Ra & Rz) and Machining time during end milling of polypropylene material on CNC milling machine at different levels. In this effort, the machining parameters namely milling speed (MS), feed (Feed) and depth of cut (DOC) were designed using Taguchi L16 experimental design matrix. The impact of all the input parameters on the response parameters (surface roughness and machining …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 91–100 Read article
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Evaluation of Abrasive Grinding Parameters in Crankshaft Manufacturing
Abstract: Grinding is a metal cutting operation performed by means of rotating abrasive tool, called “Grinding wheel”. Grinding is done on surface of almost all conceivable shapes and materials of all kinds. In grinding, it is possible to achieve very accurate dimensions and smoother surface finish in a very short time and it is only a method after hardening. High temperature to the tune of the 1000 to 1400°C is usually …
Published in Trends in Mechanical Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 13–15 Read article
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Passive Capillary Flow of Aqueous Microparticle Suspensions in the Sudden Expansion PMMA Microchannels
Abstract: AbstractAuthor has fabricated a set of sudden expansions micro channels in the polymethylmethacrylate (PMMA) microfluidic devices by the maskless lithography, hot embossing lithography, drilling, air dielectric barrier discharge (DBD) plasma processing, direct bonding technique and chip separation technique. The surface-driven capillary flow of dyed water and three individual aqueous microparticle suspensions are studied with respect to the effects of channel aspect ratio, effective viscosity and surface wettability. The number densities …
Published in Trends in Opto-electro & Optical Communication · Vol. 7, Issue 1, 2017 · pp. 13–17 Read article
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Design of Plasmonic Based Splitters for WDM Applications
Abstract: AbstractPlasmonics has special property of metallic nanostructures to allow manipulation and routing of light at nanoscale. In this paper, 1×2 and 1×4 splitters are designed using metal-insulator-metal (MIM) plasmonic waveguides. These proposed splitter designs could be used to conquer various filtering devices for high assimilation in surface plasmon polaritons based metallic surfaces. The results are verified using finite difference time domain (FDTD).Keywords: Plasmonics waveguides, surface plasmons, finite difference time domain …
Published in Trends in Opto-electro & Optical Communication · Vol. 6, Issue 1, 2016 · pp. 14–19 Read article
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Durability of Bond Strength between Titanium and two PMMAs
Abstract: The purpose of this study was to determine the durability of the bond strength between titanium and PMMA denture base resins. Two commercial PMMA denture base resins and three bonding systems were used in the present study. A total of 224 rod shaped specimens of Grade 2 titanium alloy were divided into 16 groups of 14 each. Half of the titanium rods were treated with 50 µm alumina air abrasion …
Published in Research and Reviews: A Journal of Dentistry · Vol. 4, Issue 2, 2013 · pp. 8–14 Read article
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Analysis of Thermally Actuated Micromirrors
Abstract: Use of microelectromechanical system (MEMS) to craft deformable mirror is in the embryonic stage. However, MEMS micromirrors hold significant advantages in speed, compactness, and economy in comparison to macroscale counterparts. The MEMS micromirrors are fabricated by silicon batch processing or micrometer scale lithographic pattering technique which offer flexibility in low volume manufacturing and inter batch variations. The project is a structural study and involves the modeling of various geometries for …
Published in Journal of Mechatronics and Automation · Vol. 6, Issue 3, 2019 · pp. 17–23 Read article
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Flame Spraying of Polymer-Abrasive Composites
Abstract: Polymer-based abrasive tools are distinguished by higher elasticity and resistance to chemically active media compared to tools with metal and ceramic binders. The former are effective at processing complex-profile and non-rigid surfaces. Tools based on coatings containing abrasive phenol- formaldehyde/epoxy resins and vulcanites are characterized by high cost and toxicity. In this paper, a study of composite flame-sprayed coatings, consisting of thermoplastic polymers and silicon carbide (volume ratio of 50-50), …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 96–104 Read article
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Road Maintenance by Pothole Detection and Filling Robot
Abstract: Road infrastructure plays a vital role in ensuring safe and efficient transportation; however, potholes remain a major challenge due to their impact on road safety, vehicle maintenance costs, and traffic flow. Traditional pothole inspection and repair methods rely heavily on manual labor, making the process time-consuming, costly, and potentially hazardous for workers. To address these limitations, this paper presents a Pothole Detection and Filling Robot, an intelligent robotic system designed …
Published in Journal of Mechatronics and Automation · Vol. 13, Issue 2, 2026 · pp. 39–46 Read article
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Crosslinked Starch Polymer for Coating on Fruit/Vegetable for Preservation Derived from Waste De-Oiled Soybean Cake
Abstract: Cross-linked starch films have been prepared by reacting starch extracted from de-oiled soybean cake (waste material from oil industry) with bio-based acids citric acid and tartaric acid. The obtained films were characterized by spectroscopic, thermal and surface morphological techniques. Thermal analysis showed that thin film has good thermal stability. The micrographs obtained from scanning electron microscopy showed the film surface has smooth and uniform morphology. Biological properties like cytocompatibility, antimicrobial …
Published in Journal of Catalyst & Catalysis Read article
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An Optimize Formulation to Synthesis of size Controlled Hydrophobic Starch Acetate Nanoparticles using Box- Behnken Design
Abstract: The best way to improve the overall performance of native starch is by chemical modification. In recent years, hydrophobically modified starch has attracted considerable attention for the design and manufacture of novel nanoparticulate drug delivery carriers. The purpose of this research was to synthesize hydrophobic starch nanoparticles (NPs) and to optimize process factors through the use of response surface methodology (RSM). The corn starch acetate (CSA) NPs was synthesized using …
Published in Journal of Polymer & Composites Read article
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The Theoretical and Experimental Study of the Behavior of the Mercury Drop, Fixed on the Glass Bottom of Vessel with Fluid, Under the Acceleration of Gravity Change
Abstract: At present time, accumulated theoretical material of the studies of the equilibrium forms of the gas bubbles or mercury drops, fixed on the surface of solid material in the fluid or on the glass bottom of vessel with fluid, under the acceleration of gravity change, was carried out either on the basis of geometric similarity laws that greatly simplify the essence of physical processes, or on the basis of theoretical …
Published in Recent Trends in Fluid Mechanics Read article
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Inhibitory Potentials of Datura Metel to Prevent Mild Corrosion
Abstract: The resistance of mild steel to corrosion was evaluated by immersing it in well water and determining the weight it lost after being allowed to return to room temperature after the submersion. The effectiveness of mild steel's ability to withstand corrosion was evaluated using this approach. A reduction in total body mass has an influence that is connected to and helps play a role in the prevention of rusting from …
Published in Journal of Polymer & Composites Read article
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Suitability of Additive Manufacturing Process in Optical Lens Production
Abstract: Additive Manufacturing is one of the non-conventional methods of manufacturing that is gaining immense popularity for its ease to manufacture customized parts. The lenses have always been manufactured using a continuous process of Blanking, Surface generation, Edging and Centering, Grinding, Polishing, and Coating. But the conventional processes demand large inventories and more time. Customization of lenses may also be possible if a process like Additive Manufacturing is implemented. Also, the …
Published in Trends in Mechanical Engineering & Technology Read article
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Increasing Total Solar Irradiance on Far Future Climate: General Atmospheric Circulation
Abstract: The total solar irradiation at the top of the atmosphere is the primary forcing mechanism for the Earth's Climate System. In this work, we used the addition of 10% in the radiation value (from 1360 Wm−2 to 1496 Wm−2) to simulate the Earth's climate system in the habitable zone inner orbit. Two tenyear- long fully coupled simulations using the Community Earth System Model were performed; the CONTROL experiment was configured …
Published in Research & Reviews : Journal of Space Science & Technology Read article
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Semiconductor Physics and Micron Scale Fluid Mechanics towards the Microelectromechanical Systems Associated with Nanotechnology
Abstract: Interrelations among semiconductor physics, microfluidics, nanofluidics and nanotechnology are briefly described. A single microchannel bend is designed and fabricated by author using the maskless lithography, hot embossing lithography and direct bonding. Dyed water is the selected and prepared working liquid in this work. Surface-driven (passive) capillary flow of working liquid is recorded in the fabricated microchannel bend using a CMOS camera. This work may be useful in applied chemistry.
Published in Research & Reviews : Journal of Physics Read article
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Artificial Neural Network Modelling to Optimize Micro-Drilling Parameters of ECDM of Developed Novel Zn/(Ag+Fe)-MMC
Abstract: Several engineering fields have increased their use of metal matrix composites (MMCs) in the past few years. Due to the increase in composites, the demand for accurate machining has also become important. Specifically, pertaining to biomaterial applications, accuracy factor with desired surface finish is critical. While the near-net shape manufacturing process has advanced, MMCs frequently require post-mould machining to achieve surface quality, and dimensional tolerances. In the present study, a …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 01–13 Read article
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Preparation and Characterization of TiO2 Nanoparticles by Green Method
Abstract: In this study, we attempted to synthesize TiO2 nanoparticles utilizing titanium tetrachloride as a precursor and an aqueous extract of Sansevieria plant leaves. Atomic force microscopy (AFM), X-ray diffraction (XRD) pattern, scanning electron microscopy (SEM), Fourier transform infrared (FTIR) spectroscopy, and Brunauer-Emmett-Teller (BET) analysis were used to identify the synthesized TiO2 nanoparticles As per the surface topography, the average diameter of nanoparticles is considered as 67.73 nm. Debye-Scherrer equation was …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 61–67 Read article
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Study of Electrochemical and Mechanical Properties of Graphene/HAp Composite Coating on Ti-13Nb-13Zr Alloy via Electrophoretic Deposition for Biomedical Application
Abstract: Titanium-13niobium-13zirconium alloy has widespread potential in biomedical applications due to its high degree of biocompatibility, favourable mechanical properties, high corrosion resistance, and high possibility of osseointegration. The surface was improved by electrophoretic deposition method using hydroxyapatite and graphene (5 g nanoHAp) (5 g nanoHAp+0.06 nanoGr) and suspended in ethanol solution at different conditions of time (1, 3, and 7 minutes) and voltage (50, 70, and 100 V). The effect of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 91–106 Read article
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Conceptualization of An Intelligent Decision Framework for Control Factors and Weld Quality Prediction
Abstract: To improve the robot's welding quality, control welding precision, optimize welding parameters, realize continuous welding quality database optimization, and increase welding defect detection, a fuzzy neural network-based intelligent decision-making system must be built. This study demonstrates how fuzzy control theory and BP neural networks may be used to identify welding issues and enhance process variables. The experimental findings indicate that, with seam classification accuracy close to 90%, enhancing welding parameters …
Published in Journal of Polymer & Composites · Vol. 11, Issue 6, 2023 · pp. 10–19 Read article