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2000 articles for “CO” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Operational-Amplifier-Based Realization of a 1-BitArithmetic Logic Unit: Design, Implementation, and Experimental Validation
Abstract: This work presents the design, construction, and experimental evaluation of a 1-bit Arithmetic Logic Unit (ALU) implemented entirely with operational amplifiers (op-amps), using only LM324 devices, passive components, and a dual-polarity ±12 V supply on a breadboard prototype. The ALU per- forms eight fundamental arithmetic and logic operations, addition, subtraction, AND, OR, NOT, NAND, NOR, and XOR, by combining op-amp comparator-mode logic gates with op-amp-based summing and difference amplifiers for …
Published in International Journal of Analog Integrated Circuits · Vol. 12, Issue 2, 2026 Read article
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INFLUENCE OF CONSTANT AND VARIABLE PASTERNAK FOUNDATIONS ON DAMPED SIMPLY SUPPORTED BERNOULLI-EULER BEAM UNDER MOVING LOADS
Abstract: This study presents an analytical investigation of the dynamic behavior of a simply supported uniform Bernoulli-Euler beam resting on both constant and variable Pasternak foundations subjected to concentrated moving load with damping. The governing equations of motion were formulated by incorporating the effects of foundation stiffness, shear interaction, damping, and load inertia. Analytical solutions were obtained for both moving-force and moving-mass problems. For the constant foundation case, the Generalized Finite …
Published in International Journal of Mechanics and Design · Vol. 12, Issue 1, 2026 · pp. 13–29 Read article
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Integrated Telecommunication Systems: Networking,Security, and Emerging Technologies inNext-Generation Communication Networks
Abstract: Integrated telecommunication systems play a crucial role in enabling reliable, high-speed, and scalablecommunication across modern digital infrastructures. This paper presents a comprehensive review ofintegrated telecommunication systems with a focus on networking architectures, security mechanisms,and emerging technologies in next-generation communication networks. It examines the fundamentalcomponents of communication systems, including transmission media, communication channels, andstandardized networking protocols, highlighting their contribution to efficient data exchange andsystem interoperability. The study explores both wired and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 36–45 Read article
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Planar-to-Rotary G-code Transformation Via Post-Processing for Discrete 4-Axis Machining
Abstract: Conventional 4-axis CNC machining remains inaccessible to many due to the high costs of industrial hardware and the complexity of firmware modifications for entry-level controllers. This paper presents a software-defined framework that enables Planar-to-Rotary G-code Transformation, allowing standard 3-axis CNC systems to perform discrete 4-axis machining without hardware retrofits or firmware changes. The core of the proposed method is a custom Python-based post-processor that maps Cartesian XZ toolpaths onto a …
Published in International Journal of Computer Aided Manufacturing · Vol. 12, Issue 1, 2026 · pp. 50–66 Read article
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Nanotechnology-Enabled Non-Invasive Teeth Whitening: Safety, Efficacy, and Regulatory Perspectives with a Focus on India, Asia, and Developed Countries
Abstract: Demand for tooth whitening is growing worldwide, but conventional peroxide-based bleaching is associated with dentin hypersensitivity, enamel softening, and soft tissue irritation, especially under repeated or high-concentration use. Nanotechnology offers a new class of non-invasive whitening strategies that aim to combine esthetic improvement with enamel protection and remineralization. Among these, nanohydroxyapatite (nanoHAP) toothpastes and gels have the most advanced evidence base; in vitro and in situ studies indicate that nanoHAP …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 Read article
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Mixed-Use Development: Their Impact on the Traditional Bazaar in Historic Cores of Cities
Abstract: Dehradun is the capital of Uttarakhand which is a medium-scale city nestled in the foothills of Himalayas. It combines a unique setting of historic bazaars, colonial-era architecture, and growing modern urban developments. This research will assess how modernization and mixed-use urban development in Dehradun influence traditional bazaars to shape their interaction with contemporary commercial space. While there has been substantial research into either the cultural and economic significance of traditional …
Published in International Journal of Town Planning and Management · Vol. 12, Issue 1, 2026 · pp. 7–26 Read article
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AI-Assisted Conversion and Optimization of Analog-to-Digital Signal Transmission forLow-Power IoT and Edge Devices
Abstract: The booming implementation of Internet of Things (IoT) and edge computing devices is requiring theimplementation of efficient signal transmission mechanisms to balance between performance and energyefficiency. The current paper introduces an AI-assisted conversion and optimization system of the analog-to-digital (A/D) signal transmission, aimed at low-power IoT and edge devices. The given strategy combines both machine learning algorithms and adaptive sampling and quantization methods to optimize the A/D conversion process in …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 11, Issue 2, 2025 Read article
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Hybrid Signal Processing Framework for Seamless Integration of Analog and Digital Communication Systems in 6G Networks
Abstract: The next 6G phase of evolution of the communication system is expected to deliver data speedexceeding terabits per second, very low latency, and connectivity everywhere among heterogeneous devices. These performance goals can only be met through signal processing architecture paradigm shift. The paper will describe a Hybrid Signal Processing Framework (HSPF) which combines the analog and digital communication methods to leverage the complementary benefits of the two spheres. The framework …
Published in International Journal of Digital Communication and Analog Signals · Vol. 11, Issue 2, 2025 · pp. 28–42 Read article
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Hybrid Signal Processing Framework for Seamless Integration of Analog and Digital Communication Systems in 6G Networks
Abstract: The next 6G phase of evolution of the communication system is expected to deliver data speed exceeding terabits per second, very low latency, and connectivity everywhere among heterogeneous devices. These performance goals can only be met through signal processing architecture paradigm shift. The paper will describe a Hybrid Signal Processing Framework (HSPF) which combines the analog and digital communication methods to leverage the complementary benefits of the two spheres. The …
Published in International Journal of Digital Communication and Analog Signals · Vol. 11, Issue 2, 2025 Read article
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Evaluation of Michaelis-Menten Constants of TPH Degradation on Clay Soil
Abstract: The degradation of Total Petroleum Hydrocarbons (TPH) in petroleum-contaminated clay soil remains a major environmental concern, particularly in regions with limited remediation options. This study investigates the enzymatic kinetics of TPH biodegradation using Michaelis-Menten modeling in the presence of Bryophyllum pinnatum leaf extracts as biostimulants. Fourteen bioreactors containing 2000g of contaminated clay soil were prepared with 100ml of crude oil and treated with varying doses (100ml, 200ml, and 300ml) of …
Published in International Journal of Chemical Engineering and Processing · Vol. 11, Issue 2, 2025 · pp. 6–12 Read article
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Cognitive Metallurgy: A Study on Microstructure and Energy Efficiency in High-Temperature Alloying via Sensor Fusion and Deep Reinforcement Learning
Abstract: Background Traditional high-temperature metallurgical processes, such as continuous casting and specialty alloy synthesis, are characterized by high energy consumption, stochastic variability, and reliance on post-process defect inspection. The inability to precisely monitor, model, and predict the real-time thermal, chemical, and mechanical state of molten metal and cooling substrates results in significant material waste and inconsistent microstructural integrity. Methodology This study introduces a novel framework for Cognitive Metallurgy utilizing an integrated …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 2, 2025 · pp. 27–36 Read article
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A Study to Assess the Knowledge on Temporary Contraceptive Methods Among Primi Mothers at a Tertiary Care Rural Teaching Hospital, Kuppam, Andhra Pradesh.
Abstract: Knowledge of contraceptive measures plays a vital role in preventing sexually transmitted infections and promoting effective family planning, especially in developing countries like India. This study aimed to assess the knowledge of temporary contraceptive methods among primi mothers attending a tertiary care rural teaching hospital in Kuppam, Andhra Pradesh. A qualitative research approach was adopted, and a total of 60 primi mothers were selected based on power analysis. Data were …
Published in International Journal of Obstetrics, Perinatal and Neonatal Nursing · Vol. 11, Issue 2, 2025 · pp. 15–20 Read article
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Polymer-Based Composites in Orthopedic Applications: A Study
Abstract: The pursuit of ideal biomaterials in the field of orthopaedics is an ongoing process that is drivenby the requirement for improved biocompatibility, mechanical congruence with natural tissues,and long-term stability in vivo. Polymer-based composites, also known as PBCs, have emergedas highly attractive options. These composites offer a one-of-a-kind combination of features thatcan be customised, which addresses many of the constraints that are associated with standardceramic and metallic implants. The purpose of …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 2, 2025 Read article
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Theory, Concepts, Recent Advances, and an Example of Implementing Blockchain Technology
Abstract: Recently, the Blockchain technique has gained significant attention and is being increasingly adopted across various sectors. Blockchain is fundamentally a sequence of interconnected blocks, each storing essential information. This technology operates as a secure, distributed ledger that allows anyone to access and verify the data stored within it, ensuring transparency and trust. This paper provides a comprehensive overview of Blockchain technology, explaining its core concept, underlying principles, communication protocols, and …
Published in International Journal of Software Computing and Testing · Vol. 11, Issue 1, 2025 · pp. 12–19 Read article
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Study of Corrosion of Ferrous and Non-Ferrous Metals in Aqueous Medium
Abstract: Metals, like ferrous and non-ferrous, interact on their interface to develop corrosion cells. The aqueous medium produces a hostile environment due to the availability of dissolved oxygen, acids, bases, salts, bio-waste, and effluents. The solubility of acidic gases oxide of carbon, oxide of nitrogen, and oxide of sculpture create an acidic medium for metal. These unfriendly environments accelerate corrosion reactions and metals exhibit uniform, galvanic, pitting, crevice, stress, and lynching …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 1, 2025 · pp. 44–50 Read article
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Role of Cloud Computing in Chemistry
Abstract: Cloud computing has emerged as a transformative technology in the field of chemistry, offering unprecedented computational power, data storage, collaborative capabilities, and enhancing the performance of spectroscopic techniques. The integration of cloud-based platforms in chemical research facilitates complex molecular simulations, big data analysis, and real-time collaboration among researchers worldwide. By leveraging cloud infrastructure, chemists can perform high-throughput virtual screenings, predict molecular behaviors, and model chemical reactions with greater efficiency and …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 2, 2024 · pp. 1–15 Read article
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Groundwater Exploitation in the Base Complex of Ado Ekiti: Sustainability Issues and Future Directions
Abstract: Abstract Water is an essential and irreplaceable resource necessary for sustaining life, and in a diverse and populous country like Nigeria, the sustainable management of groundwater resources is of critical importance. This paper explores the current groundwater utilization practices in Ado-Ekiti, a rapidly growing urban area, and presents strategies aimed at ensuring the long-term sustainability of these vital resources. The study analyzes several key factors affecting groundwater resources, including geological …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 10, Issue 2, 2024 · pp. 21–27 Read article
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Resilient Infrastructure: Strategies for Climate Change Adaptation in Coastal Cities
Abstract: Cities around the coast are more susceptible to the effects of climate change, including higher flooding, stronger storms, and rising sea levels. Because of their vital infrastructure and dense populations, many urban areas are vulnerable to major social and economic upheavals. Strategies to improve infrastructure resilience in the face of these escalating difficulties are therefore desperately needed. To increase the resilience of the infrastructure in coastal cities, this review study …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 10, Issue 2, 2024 · pp. 8–12 Read article
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Investigating the integration of renewable energy systems in buildings and their impact on energy consumption
Abstract: Energy consumption in a building conventionally utilizes non-renewable resources that affect the ecosystem. The increase in usage of non-renewable energy increases carbon footprint, greenhouse gas emissions, global warming, and depletion of energy resources. Renewable energy resources can significantly reduce the impacts caused by non-renewable energy resources in a building. The issues that need to be kept in mind while designing energy-efficient buildings are the reduction of energy consumption originating from …
Published in International Journal of Sustainable Building Technology · Vol. 7, Issue 2, 2024 · pp. 1–11 Read article
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Level of cardiovascular endurance among the college students in selected institute, Mangalore
Abstract: Health is defined by the body's normal functioning capacity and the lack of illness or impairment. Leading a sedentary lifestyle elevates the likelihood of encountering numerous cardiovascular conditions. Exercise represents a consistent form of activity designed to enhance one's physical condition. Through consistent exercise, people can maintain a healthy heart function. Objective: To assess the level of cardiovascular endurance among college students and to associate the level of cardiovascular endurance …
Published in International Journal of Nursing Critical Care · Vol. 10, Issue 2, 2024 · pp. 33–38 Read article