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775 articles for “experimental method”
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Polymer-Inspired Underwater Friction Stir Welding of Aluminum–Copper Composite Joints
Abstract: The problem of high-performance dissimilar joints and their compatibility with polymer and composite engineering applications is the impetus to the current work. This paper seeks to investigate the possibility of applying the polymer-based composite ideas with underwater friction stir welding (UWFSW) to improve the performance of AA5083 aluminumcopper joints. To achieve this a systematic experimental method was followed by varying the tool rotational speed, traverse speed and tilt angle and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 372–383 Read article
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A Review of Locking Protocols for Concurrency Control in Parallel Databases
Abstract: In modern database systems, many transactions may run at the same time. When several users try to access the same data or update the data simultaneously, then it creates a problem such as inconsistency data, lost updates or misinformation and may lead to conflicts between the transactions and deadlocks. To avoid these types of issues and maintain the correctness of the database, concurrency control protocols are mainly used. This paper …
Published in Journal of Advanced Database Management & Systems · Vol. 13, Issue 2, 2026 Read article
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Prediction of Mechanical Properties for Advanced Engineering Applications utilizing Polymer Composite Materials by Machine Learning
Abstract: Polymer composites show great promise as engineering materials because of their mechanical performance, resistance to corrosion, lightweight nature, and adaptability in design. Aerospace, automotive, biomedical, maritime, and civil engineers all rely on mechanical property prediction to cut down on trial expenses, expedite product development, and optimize material selection. Speedy design optimization is not possible using traditional numerical and experimental methods due to the high costs associated with material characterisation, computational …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1258–1284 Read article
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An Approach on Optimization of Thermo Physical Properties of Teak Wood Dust Filled Polymeric Composites
Abstract: The aim of the present work was to prepare the specimens with the help of hand-lay-up technique to measure the thermal properties of TWDPC. The density & voids of TWDPC were measured to determine its physical property & significantly affected some of its mechanical properties. Taguchi experimental method was applied to optimize its thermal properties. The optimal factor combinations were determined with the help of ANOM & the analysis of …
Published in Journal of Polymer & Composites · Vol. 9, Issue 3, 2021 · pp. 67–80 Read article
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Productivity of Hydraulically Fractured Calcite Rich Shale Reservoirs Enhanced by Acid
Abstract: The current low oil prices have highlighted the need for enhancement to current production from shale formations. Prolonging the production life and increasing productivity of the fracture network in the shale plays can be a way to improve the economics. Many shale wells, drilled and completed based on current completion strategies, show sharp decline after initial flash production. One of the reasons behind this can be attributed to closure of …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 54–68 Read article
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Construction/Assembling of a Low Cost Adsorption Apparatus for Cored Clay Shales
Abstract: The secret to unlocking these reserves lies in accurate experimental data which in turn depends on the experimental method used. Recently many procedures such as manometric, volumetric and gravimetric have been developed to quantify adsorption. In this paper, we show how to construct/assemble a simple manometric adsorption apparatus for gas adsorption. The setup is inexpensive and can be built easily using part available in university laboratories. Furthermore, it can be …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 3, 2016 · pp. 54–60 Read article
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GEOPOLYMER CONCRETE BY LITHIUM BASED GLASS WASTE WITH FLY ASH
Abstract: AbstractThe cement, fly ash, and slag used in this study are local materials in compliance. The global warming is the major issue when limestone and clays are crushed and heated to high temperatures. We are using waste materials, its components, or its production process that does not cause any environmental problems, or it has high performance and life cycle sustainability. The waste material used in this research is three times …
Published in Recent Trends in Civil Engineering & Technology · Vol. 8, Issue 1, 2018 · pp. 1–5 Read article
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Analysis of RCC Building with and Without Shear Wall Subjected to Blast Load
Abstract: In recent time we have witnessed number of terrorist activities around the world. In this era of technology, it is easy to target structures such as public building, bridges etc. by blasting them. Sometimes accidental blast during handling or storage may also cause huge damage to the structures. It is need of this time to make structures safe against such loads. Experimental methods are not always feasible hence in this …
Published in Recent Trends in Civil Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 16–22 Read article
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Treatment the pediatric rhinitis by CD(Cyclodextrin) garlic suspension
Abstract: Objective: The goal of this study was to identify the effectiveness of vasoconstriction, anti-inflammation and antibiosis of CD garlic powder and to apply this to the treatment of pediatric rhinitis. Materials and Methods: Experimental study objects: Materials: CD garlic powder: we used the CD garlic powder made at Pyongyang Taeun Pharmaceutical Factory. Strain: Escherichia coli O111(ATCC No.25922), Staphylococcus aureus 209-P(ATCC No.25923) purchased from National Microbiological Institute (Pyongyang, DPR Korea). Media: …
Published in Research and Reviews: A Journal of Medicine · Vol. 12, Issue 2, 2022 · pp. 28–33 Read article
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Experimentation design of various edible and non-edible oils-based biodiesel using response surface methodology
Abstract: The current research presents the experimentation design for three input process parameters for the optimization of biodiesel production. The response surface methodology using CCRD is applied through design expert 6.0.8 tool. The small factorial is applied to reduce the experiments to some extent. It has been observed that response surface methodology is the effective technique to design the experiments as compared to other statistical techniques. Furthermore this tool has been …
Published in Trends in Machine design · Vol. 10, Issue 1, 2023 · pp. 39–44 Read article
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Comparison of RSM and ANN Modeling Approaches in Predicting the Laser Phase Transformation Hardening Parameters on the Heat Input and Hardened-Bead Profile Quality of Unalloyed Titanium
Abstract: In the present work, laser transformation hardening (LTH) of unalloyed titanium, nearer to ASTM Grade 3 of chemical composition was investigated using CW 2kW, Nd: YAG laser. The laser process variables such as laser power, scanning speed, and focused position play a major role in deciding the laser hardened bead quality. Two methods, Response Surface Methodology (RSM) and Artificial Neural Network (ANN) were used to predict the heat input and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 5, Issue 1, 2015 · pp. 36–59 Read article
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An Experimental Investigation on the Determination of Critical Micelle Concentration (CMC) Of Various Surfactants Using the Surface Tension Method
Abstract: This study primarily focuses on the experimental investigation for determining the critical micelle concentration (CMC) of various surfactants that are commonly employed to enhance the stability of nanoparticles in base fluids. In this context, three surfactants belonging to the anionic category—Sodium Dodecyl Sulfate (SDS), Sodium Lauryl Sulfate (SLS), and the bio-surfactant Rhamnolipid—were selected, along with one non-ionic polymer, Polyvinylpyrrolidone (PVP), which is used as a surfactant. The CMC of each …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 145–153 Read article
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Enhance Thermal and Conductive Properties through Graph Neural Network-Based Machine Learning-Driven Advanced Polymer Material Design
Abstract: Advanced polymer materials are widely used in modern engineering and manufacturing because of their lightweight nature, flexibility, durability, and adaptability to different applications. However, designing polymer materials with enhanced thermal and electrical properties remains a challenging task. The performance of polymers is influenced by a complex combination of molecular structures, filler materials, processing parameters, and nanoscale interactions. Conventional optimization methods often require extensive experimental trials and computational resources, making it …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 386–407 Read article
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Effect of Valsalva Maneuver Prior to Cannulation on Pain Among Patients Undergoing Peripheral Venous Cannulation
Abstract: Peripheral venous canulation is the common nursing procedure carried out which cause soreness to the recipient. Previous experience of peripheral venous cannulation may result in negligence or delay in need of medical care. Valsalva Maneuver is a non-pharmacological and cost- effective method to decrease intensity of pain during peripheral venous cannulation. Aim: To assess the effect of Valsalva Maneuver prior to cannulation on pain among patients undergoing peripheral venous cannulation. …
Published in Research and Reviews : Journal of Surgery · Vol. 13, Issue 2, 2024 · pp. 1–6 Read article
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Concept Maps as an Educational Strategy to Enhance Critical Thinking among Student Nurses
Abstract: A quasi experimental study to assess the effectiveness of concept maps as a teaching strategy to facilitate critical thinking among student nurses with regard to congenital heart defects was conducted with primary objective to assess effectiveness of concept maps as a teaching strategy on critical thinking of student nurses with regard to congenital heart defects. Ethical clearance from the Institutional Review Board was obtained. The conceptual framework adopted was Stufflebeam’s …
Published in Journal of Nursing Science & Practice · Vol. 4, Issue 1, 2014 · pp. 30–37 Read article
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Failure Analysis of Sheet Metal Utensils during Deep Drawing Process
Abstract: Sheet metal is one of the most important semi-finished products used in the steel industry, and sheet metal forming technology is therefore an important engineering discipline within the area of mechanical engineering. Deep drawing process is used for manufacturing the utensils from sheet metal. The sheet metal forming process to a large extent is based on experience, rules of thumb and trial-error experiments with or without use of scientifically based …
Published in Journal of Mechatronics and Automation · Vol. 3, Issue 3, 2016 · pp. 27–33 Read article
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Experimental Investigation of Boron Carbide Reinforced Al-Mg-Si Alloy Nano Composites by the Stir Casting Method Using Machine Learning Algorithm
Abstract: For the purpose of this experiment, Al-Mg-Si alloys were manufactured with the use of the stir casting process with a metal mold. The alloys had different weight percentages of nano boron carbide, which ranged from 0 to 4% by weight. The intervals between the percentages were 0.5. Following that, the microstructural and mechanical parameters of the as-cast alloy and the nano composites were compared and contrasted according to ASTM Standards …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1766–1779 Read article
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A Systematic Review of Advanced Composite Materials for High-Performance Spur Gear Applications
Abstract: This is a review which provides specific and detailed information regarding the fiber-reinforced polymer (FRP) composite to replace traditional steel in high-performance spur gears with emphasis on mechanical performance, computational modeling, and experimental validation. Methods: The current literature was thoroughly investigated that includes material properties, material simulation (e.g., finite element analysis, FEA), and experimental gear testing procedures (e.g., DIN 51354, ASTM G99). Certain case studies in the aerospace and automotive …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 209–220 Read article
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Enhancing Surface Roughness in the Taguchi Method for Turning Alloy Steel in Wet and Dry Environments
Abstract: The present investigation focuses on evaluating the performance of turning operations in alloy steel with particular emphasis on the effect of cutting parameters on surface roughness. In the machining of alloy steel, tool life and surface integrity are significantly influenced by parameters such as spindle speed, depth of cut, and feed rate. Among these, feed rate has been observed to exert the most prominent effect on surface roughness. To systematically …
Published in International Journal of Robotics and Automation in Mechanics · Vol. 3, Issue 2, 2025 · pp. 1–6 Read article
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Experimental Investigation On Reactive Distillation Process For Synthesis of iso-amyl acetate
Abstract: Abstract: Reactive Distillation (RD) is a combination of reaction and distillation in a single vessel gives bonuses over conventional sequential approach of reaction followed by distillation or other separation techniques. These processes are better candidates to use it to chemical process industry. These processes proved to offer better selectivity, improved conversion, and superior heat control, operational utilization of reaction heat, choice for problematic separations, huge capital and energy price reductions, …
Published in Emerging Trends in Chemical Engineering · Vol. 6, Issue 1, 2019 · pp. 17–31 Read article