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1952 articles for “Ra” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Innovative Water Distribution Systems: Raspberry Pi Based Adaptive Water Vending Solutions
Abstract: Technology has advanced to the point that many complex equipment and gadgets are now indispensable tools for humankind. Among these, automated vending machines have become a mainstay, simplified a variety of tasks and greatly increased productivity while reduced the need for human involvement. These devices, which have numerous inputs and outputs, can dispense snacks, cold beverages, coffee, tea, water, and more to meet the needs of a diverse clientele. The …
Published in Journal of Microcontroller Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 33–42 Read article
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Ionospheric Disturbances and Communication Signal anomalies due to eruption of Solar flare Activity
Abstract: Solar flares tend to disrupt the radio communication systems and modulate active radio wave frequencies, particularly the ones that have utility in High Frequency (HF) radio signals and transceiver signals because they are the ones who find utility in radio communications systems. Solar flares generate electromagnetic waves which interact with the earth’s atmospheric medium and travel through the ionospheric region. These electromagnetic waves modulate radio frequency communication signals. This modulation …
Published in Current Trends in Signal Processing · Vol. 15, Issue 1, 2025 · pp. 7–14 Read article
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Tribological Assessment of Chemically Modified Jatropha Curcas Oil Developed by Addition of Graphite Nanoparticles for Biolubricant Applications
Abstract: As an alternative to petroleum-based lubricants, environmentally friendly bio-based lubricants are gaining popularity in the lubrication industry. A sustainable bio-based lubricant, Jatropha Curcas Oil (JCO) incorporates nanoparticles as additives. Nevertheless, this oil cannot be used directly as a biolubricant due to its low oxidative stability. By redesigning the oil's molecular structure through chemical modification, this restriction can be overcome. Epoxidation and oxirane ringopening were the two steps used in this …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 47–58 Read article
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Use of GIS and Electrical Resistivity Survey to Assess the Rainwater Harvesting Potential Carried in the Wadala Village Region of North Solapur Taluka, Solapur District for Watershed Management of the Region
Abstract: In watershed management, rainwater is the only source which needs to be conserved and collected from the open sources. The other way of collection is in the form of groundwater i.e. Aquifer. Solapur district receives average rainfall and the present selected study area receives poor rainfall, i.e., 534 mm. This village forms the major developed region in North Solapur, but due to high irrigation in the region over-exploitation has taken …
Published in Journal of Water Resource Engineering and Management · Vol. 12, Issue 2, 2025 · pp. 24–38 Read article
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Enhancing Delamination Resistance in CFRP Composites through surface Functionalization of Woven carbon Fiber by CuO Nanostructures
Abstract: In order to produce a nanostructured interphase that improves the interfacial interaction with an epoxy resin matrix, copper oxide (CuO) nanostructures were hydrothermally formed onto woven carbon fibers (WCF). Hexagonal CuO nanorods were created using a two-step, seed-assisted solvothermal technique on plain woven carbon fiber. This study investigates the effects of surface modification of carbon fibers by the formation of CuO nanostructures using a hydrothermal technique on the mechanical properties …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 589–602 Read article
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Voice Control Music System Using Raspberry Pi
Abstract: This paper presents a voice-controlled music system using Raspberry Pi, designed for hands-free music playback through voice commands. The system is implemented using Raspberry Pi 4B, a microphone, a speaker, and a 32GB SD card. The software is developed in Python using Thonny IDE, leveraging libraries such as SpeechRecognition, PyAudio, and gTTS for speech processing and audio playback. The system recognizes user commands like play, pause, next, and stop, converting …
Published in Journal of VLSI Design Tools and Technology · Vol. 15, Issue 2, 2025 · pp. 34–39 Read article
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Full-Stack Web Development for Intelligent User Interfaces: Integration of MERN and Rails
Abstract: In the modern era of web development, by providing users with flexible, responsive, and interactive designs, Intelligent User Interfaces (IUIs) greatly improve the user experience. A hybrid method for constructing intelligent, scalable, as well as efficient online apps is discussed in this review work, which focuses on the integration of Ruby on Rails with the MERN stack (MongoDB, React.js, Express.js, Node.js). The MERN stack excels in dynamic frontend development, while …
Published in Journal of Web Engineering & Technology · Vol. 12, Issue 3, 2025 · pp. 15–25 Read article
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Clinical Trial to Find the (Asbab) Aetiology and (Ilaj) Treatment of (Marz-e-Akyās Khusyat-ur-Rahim) Polycystic Ovarian Syndrome (PCOS)
Abstract: Introduction: Polycystic Ovarian Syndrome (PCOS) is common endocrine disorder. It is clinically defined as the syndrome characterized by amenorrhoea, hirsutism and obesity associated with polycystic ovaries. Diagnosis is made on the Rotterdam criteria, established in 2003. The criteria require the presence of 2 of the following 3 criteria: 1. Oligo-ovulation or an ovulation. 2. Hyperandrogenism. 3. Polycystic ovaries through ultrasound evaluation. Methods: Diagnosed patients were enrolled in the trial into …
Published in Research & Reviews : A Journal of Unani, Siddha and Homeopathy · Vol. 12, Issue 3, 2025 · pp. 30–37 Read article
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Influence of EDM Process Parameters on MRR and TWR on Mild Steel and Cast Iron using Taguchi’s Method
Abstract: An alternative to conventional machining methods, Electrical Discharge Machining (EDM) uses electrical current for generating controlled sparks that erode surface of the material through thermal energy. Unlike traditional cutting processes, hard and electrically conductive materials with high precision can be machines very easily, which make it suitable for applications in tool and die manufacturing, aerospace, and automotive industries. Tool Wear Rate (TWR) and Material Removal Rate (MRR) for mild steel …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 614–627 Read article
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Histological Effects of the Antibiotic Gentamicin on the Ovarian Tissue of Female White Laboratory Rats
Abstract: This study aimed to evaluate the histological alterations induced by Gentamicin in the ovarian tissue of white laboratory rats. A total of 12 adult female rats were used and randomly divided into two groups, with each group consisting of six animals. The experimental group received Gentamicin at a dose of 120 mg/kg body weight administered as an injection once daily, while the control group received an equivalent volume of normal …
Published in International Journal of Antibiotics · Vol. 3, Issue 1, 2026 · pp. 1–8 Read article
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Comparative Thermal Stability of Structural Acrylic and Polyurethane Adhesives under High Heating Rate Conditions
Abstract: This study examines the thermal stability and degradation characteristics of structural acrylic and polyurethane adhesives through Differential Scanning Calorimetry (DSC) at an elevated heating rate of 15 °C/min. The purpose of this study is to assess the impact of rapid thermal excitation on the volatile loss of adhesives, their curing behaviour, and thermal decomposition profiles elements that are essential in high-speed manufacturing and thermally challenging settings. The findings indicated that …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 717–725 Read article
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Application of Radio Frequency Identification Technology use in Bhavnagar District Library user’s information- seeking behavior
Abstract: Purpose: Bhavnagar District Library to provide faster information services to the users through new technology by using radio frequency identification technology in the information seeking behavior of the user. When it comes to providing information services to users through old traditional methods, it takes time to get information. Today, RFID (Radio frequency identification device) has become very necessary regarding the behavior of getting information through new technology. The users of …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 1–8 Read article
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New trends in Radio Frequency design and making things smaller
Abstract: Recent improvements in wireless communication, the Internet of Things (IoT), and 5G/6G networks have made people want small, powerful radio frequency (RF) equipment. With an emphasis on how developments in materials engineering, circuit architecture, and packaging technologies are redefining RF system integration, this article offers a thorough evaluation of current developments in RF downsizing. System-on-Chip (SoC), System-in-Package (SiP), and Antenna-in-Package (AiP) ideas, which allow tightly integrated RF front-ends with enhanced …
Published in International Journal of Radio Frequency Innovations · Vol. 3, Issue 2, 2025 · pp. 28–34 Read article
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Intelligent automated railway crossing gate control system
Abstract: The high incidence of accidents at railway level crossings due to human errors and lack of proactive track monitoring is a challenge for rail safety in high-density networks. This paper proposes the development and validation of an intelligent automated railway crossing system- IARCS that leverages sensor fusion and IoT communication to eliminate human dependency and mitigate intrusion risks. The core system deploys an Arduino Uno for the purpose of primary …
Published in Journal of Microcontroller Engineering and Applications · Vol. 13, Issue 1, 2026 · pp. 20–28 Read article
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Assessing Urban Surface Runoff Management Using the SWAT Model, GIS, and the Rational Method: A Case Study of Karapakkam
Abstract: Urban surface runoff management encompasses strategies aimed at regulating rainwater flow, reducing urban flooding, enhancing groundwater recharge, and contributing to disaster risk mitigation for sustainable urban development. This study seeks to optimize surface runoff management in urban settings by using the soil and water assessment tool (SWAT) model integrated with geographic information systems (GIS) to minimize flood risks. The research focuses on the peak runoff in Karapakkam, a locality within …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 4, Issue 1, 2026 · pp. 37–48 Read article
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Optimization of Surface Roughness and Material Removal Rate in Turning of Al-6061 Using Taguchi Methodology, Fuzzy Logic, and Measurement System Analysis
Abstract: The optimization of machining parameters please a crucial role in improving product quality and productivity in manufacturing processes. This study focuses on the turning of aluminium 6061 alloy, aiming to optimize two key performance measures: Surface Roughness and Material Removal Rate. An integrated approach combining to Taguchi methodology, fuzzy logic and measurement system analysis (MSA) is proposed to achieve this objective. Taguchi design of experiments using and L9 orthogonal array …
Published in International Journal of Machine Systems and Manufacturing Technology · Vol. 4, Issue 1, 2026 Read article
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Comprehensive Study on the Mechanical And Tribological Response of Waste Tyre Rubber–Natural Fiber Hybrid Epoxy Composites
Abstract: Research into the mechanical and tribological characteristics of Prosopis juliflora-fiber reinforced epoxy-matrix composites with recycled tyre rubber particles is the focus of this investigation. Making use of old tire rubber and bio-reinforcing with fibers from the common invasive plant Prosopis juliflora are the goals of the two-reinforcement technique. The end goal is to produce long-lasting, cost-effective engineered composite materials with improved performance. A constant epoxy resin matrix was used to …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Model to Predict a Ratio Control of Hydrocarbon Acid and Water in a Packed Bed Reactor
Abstract: Model development was carried out to examine the ratio of hydrochloric acid gas and water in a packed bed reactor. The research predicted increase in output with increase in time, revealing the effectiveness ratio control of hydrochloric acid separation from water using absorption column mechanism. The density of the products played an active role in the separation process as well as in control action function. The developed model can be …
Published in Emerging Trends in Chemical Engineering Read article
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Model to Predict a Split Range Control of Hot and Cold Water System
Abstract: Mathematical model was developed to monitor, predict, and stimulate hot and cold water system using split range control application. Computer program language of MATLAB software of ODE function was applied to monitor the trend of temperature parameter in the system. Result obtained revealed decrease in temperature value of the hot water and increase in the temperature value of cold water until equilibrium was attained at 132°F at > 1.0 h. …
Published in Journal of Water Pollution & Purification Research Read article
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Breakup Fusion of 18O with 144Sm
Abstract: Excitation function measurements have been done for the evaporation residues populating in the system 18O+144Sm. For this purpose, the stacked foil activation technique has been used subsequently accompanied by offline γ-ray spectrometry. The analysis of the experimental cross section of three evaporation residues 158Tm(p3n), 157Tm(p4n), and 155Ho(ap2n) has been done in the light of theoretical code PACE-4. Current findings demonstrate that the experimental cross sections of evaporation residues formed via …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 53–59 Read article