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147 articles for “Coupling”
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Assess the Perception and Acceptance of Treatment for Impaired Fertility among Males attending Infertility Clinic at Selected Hospital in Chennai: A Descriptive Study
Abstract: Fertility has been one of men’s desired attributes since the beginning of recorded history and remains a driving need for young couples today. Men are directly responsible for about 30-40% of infertility. One of the most difficult aspects of primary infertility treatment for the couple is to decide when to stop. Because infertility treatment processes often involves repeated therapies and creates further stress and disappointment. Quantitative descriptive approach design was …
Published in International journal of Nursing Science Practice and Research · Vol. 1, Issue 1, 2015 · pp. 4–7 Read article
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Temperature-Dependent Acoustic and Thermodynamic Investigation of Molecular Interactions in the 1-Propanol–n-Hexane Binary Mixture
Abstract: The present study investigates the molecular interactions and thermophysical behavior of the binary mixture comprising 1-propanol and n-hexane over the temperature range of 288.15–318.15K. The experimental determination of density (ρ), viscosity (η), and ultrasonic velocity (u) was carried out over the entire composition range, and the measured data were utilized to evaluate several acoustical and thermodynamic parameters, including the Van der Waals constant, relaxation strength, acoustic impedance, Rao’s constant, Wada’s …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 12, Issue 2, 2026 · pp. 16–33 Read article
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Sonochemical Synthesis of Copper Nanoparticles:Process Fundamentals, Scale-Up Challenges, andIndustrial Opportunities
Abstract: The sonochemical synthesis of copper nanoparticles (Cu NPs) has emerged as a powerful and widely investigated strategy in nanomaterials research, owing to the unique physicochemical conditions generated during ultrasonic irradiation. Acoustic cavitation induced by sonication produces transient microenvironments characterized by extremely high local temperatures, pressures, and rapid cooling rates, which collectively enable efficient reduction of copper precursors into nanoscale particles. These conditions cannot be easily achieved through conventional synthetic routes, …
Published in International Journal of Chemical Engineering and Processing · Vol. 12, Issue 2, 2026 · pp. 37–43 Read article
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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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Green and Nanotechnology Approaches for the Determination of Tungsten (VI): A Modern Analytical Perspective
Abstract: The determination of tungsten (VI) has gained increasing importance due to its extensive industrial applications and growing environmental relevance. Tungsten is widely used in alloys, catalysts, electronics, and energy systems, leading to its release into environmental matrices such as water, soil, and biological systems. Accurate monitoring of tungsten at trace and ultra-trace levels is therefore essential for environmental assessment and industrial quality control. Conventional analytical techniques, including inductively coupled plasma …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 26–35 Read article
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A Overview on Reimagining MOSFET as Precision Thermal Sensor
Abstract: In the landscape of modern microelectronics, the transition from discrete sensing components to fully integrated silicon solutions have become a necessity for the advancement of the Internet of Things (IoT) and high-performance computing. This design explores the utilization of the MOSFET as a primary temperature-sensing transducer, leveraging its inherent thermal sensitivity rather than treating heat as a parasitic interference. By operating the MOSFET in the subthreshold (weak inversion) or saturation …
Published in International Journal of Analog Integrated Circuits · Vol. 12, Issue 1, 2026 · pp. 8–13 Read article
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A Study on AI in 7G Mobile Communication
Abstract: The imminent transition from 5G to the seventhgeneration (7G) mobile ecosystem promises to redefine connectivity through unprecedented data rates, pervasive ultralow latency, and holistic integration of terrestrial, aerial, and spaceborne networks. Central to this evolution is Artificial Intelligence (AI), which is poised to become the nervous system that orchestrates, optimizes, and secures the hyperdynamic 7G fabric. This paper surveys the emerging AIdriven paradigms that will underpin 7G, focusing on three …
Published in International Journal of Broadband Cellular Communication · Vol. 11, Issue 1, 2026 · pp. 29–39 Read article
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Biotechnological Advances in Improving Abiotic Stress Tolerance in Jute (Corchorus spp.): Genomic and Functional Insights
Abstract: Jute (Corchoruscapsularis and C. olitorius) is an economically significant natural bast fiber crop, particularly in Bangladesh and South Asia that faces severe constraints from salinity and waterlogging due to climate change and coastal inundation. Despite its agricultural importance, jute has historically lacked genomic resources for molecular improvement. Recent release of high‑quality reference genomes, coupled with transcriptomics and functional genomics, has enabled identification of stress‑responsive genes and regulatory networks. This review …
Published in International Journal of Plant Biotechnology · Vol. 12, Issue 1, 2026 · pp. 25–30 Read article
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Quantum Dots in Oral Diagnostics and Theranostics: Promise and Preclinical Status
Abstract: Quantum dots in oral diagnostics and theranostics represent a rapidly evolving, largely preclinical strategy that couples highly sensitive optical imaging with targeted therapeutic delivery in the oral cavity. Their size-dependent emission, high photostability, and broad excitation spectra allow bright, multiplexed visualization of key molecular events in oral potentially malignant disorders and oral squamous cell carcinoma, while surface functionalization with antibodies, peptides, or smallmolecule ligands enables selective binding to dysplastic and …
Published in International Journal of Applied Nanotechnology · Vol. 12, Issue 1, 2026 · pp. 18–25 Read article
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Quantum Dots in Oral Diagnostics and Theranostics:Promise and Preclinical Status
Abstract: Quantum dots in oral diagnostics and theranostics represent a rapidly evolving, largely preclinical strategy that couples highly sensitive optical imaging with targeted therapeutic delivery in the oral cavity. Their size-dependent emission, high photostability, and broad excitation spectra allow bright, multiplexed visualization of key molecular events in oral potentially malignant disorders and oral squamous cell carcinoma, while surface functionalization with antibodies, peptides, or small-molecule ligands enables selective binding to dysplastic and …
Published in International Journal of Applied Nanotechnology · Vol. 12, Issue 1, 2026 · pp. 20–30 Read article
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Pyrolysis of Agro Wastes for Renewable Energy Production in Shendam Local Government Using Aspen-Plus and Monte-Carlo
Abstract: The global decline in fossil fuel availability, coupled with increasing concerns over climate change, has accelerated the search for sustainable and decentralized energy solutions. Agro-waste, particularly lignocellulosic food waste, has shown great promise as an alternative energy feedstock. This study explores the potential of pyrolysis technology for onsite energy production using fruit-based food waste collected from markets and food enterprises in Shendam Local Government Area, Plateau State, Nigeria. The selected …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 12, Issue 1, 2026 · pp. 24–38 Read article
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Uses of Natural Fibres in Polymer Composites
Abstract: The increasing demand for sustainable and eco-friendly materials has led to growing interest in utilizing natural fibers as reinforcements in polymer composites. Natural fibers such as jute, flax, hemp, sisal, and coir have gained notable attention due to their renewable origin, biodegradability, low density, and cost-effectiveness when compared with conventional synthetic fibers like glass or carbon. When combined with suitable polymer matrices, these fibers form natural fiber-reinforced polymer composites (NFRPCs), …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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4 X 4 Multi-band MIMO Antenna: A Study
Abstract: The insatiable demand for higher data rates and improved connectivity in modern wireless communication systems critically relies on Multiple Input Multiple Output (MIMO) technology. However, the effective realization of MIMO's benefits, particularly in compact devices, is fundamentally constrained by the physical limitations of antenna design, primarily mutual coupling between radiating elements and high spatial correlation. This paper presents the design, analysis, and optimization of a novel 4x4 multi-band MIMO antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 2, 2025 · pp. 19–29 Read article
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How Heavy Metal Minerals Affect the Quality of Soil and Groundwater
Abstract: Heavy metal minerals polluting soil and groundwater is becoming a major environmental issue because these components are not biodegradable and last a long time. This study examines the degree to which heavy metals, including lead (Pb), cadmium (Cd), arsenic (As), mercury (Hg), and chromium (Cr), affect the chemical and physical characteristics of soil and groundwater in regions impacted by industrial, agricultural, and mining operations. Soil and water samples were obtained …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 2, 2025 · pp. 9–20 Read article
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Review on the Synthesis, Reactions, Biological Importance and Application of Phthalic Anhydride
Abstract: Phthalic anhydride (also known as IUPAC name: benzofurandione), abbreviated PA, represents a cyclic organic substance derived through the oxidative transformation of xylene or naphthalene compounds. The coexistence of the benzene and furan-1, 3-dione ring structures significantly contributes to the formation of numerous heterocycles and certain polycyclic molecules. In organic chemistry, the aromatic system within para-amino benzoic acid acts as a reactive site towards double bond-containing molecules like those featuring an …
Published in International Journal of Energetic Materials · Vol. 11, Issue 2, 2025 · pp. 12–20 Read article
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Comprehensive Manufacturing Processes, Chemical Syntheses, and Mass Balance Analyses for Ten Essential Fungicides in Agrochemical Production
Abstract: This research paper presents a detailed examination of the manufacturing processes for ten key fungicides used in agrochemical applications: Amisulbrom, Azoxystrobin, Benzovindiflupyr, Bixafen, Boscalid, Carboxin, Carpropamid, Cyazofamid, Cyclobutrifluram, and Cyflufenamid. For each fungicide, the synthesis pathways are outlined, including step-by-step chemical reactions, basic chemistry, reactant stoichiometries, and mass calculations based on a standardized production scale of 1000 kg of the final product. Mass balances are provided to account for inputs …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 11, Issue 2, 2026 · pp. 1–21 Read article
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Grid Integrated Electric Vehicle Charging withSeamless Power Exchange
Abstract: Abstract— To soar new miles the global mobility sector is considered ready for decarbonization by adopting technologies to improve efficiency, cost effectiveness and charging flexibility. Integration of electric vehicles (EVs) in mobility sector demands charging infrastructure which shall be cost-effective, reliable and supports charging in effective manner. Existing grid face challenges during power exchange and also requires technological innovations in developing future EVs charging network. Future charging networks must be …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 Read article
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TATA’s Green Revolution: A Pioneer in Corporate Solutions from Industry to Ecology for SDG-15 and Biodiversity Conservation
Abstract: AbstractPopulation growth, coupled with industrial and colliery activities, is leading to habitat degradation andenvironmental deterioration, significantly impacting crucial eco-system services. In mining regions,like the Noamundi Iron ore and West Bokaro Colliery, these challenges are particularly evident asresource extraction activities can threaten local biodiversity. SDG-15, “Life on Land”, aims to preserveand improve ecosystems while preventing and reversing biodiversity loss and land degradation. Inresponse to these challenges, TATA Steel has executed BMPs …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 11, Issue 1, 2025 · pp. 40–48 Read article
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Synthesis of Zinc Nanoparticles drenched cleanser using green principles and study on its antibacterial activity
Abstract: Bauhinia variegata is explored for its potential in the green synthesis of ZnO NPs, benefiting from its rich phytochemical profile including flavonoids, tannins, terpenoids, and glycosides.The plant’s extracts serve as effective reducing and capping agents in nanoparticle synthesis, contributing to biocompatibility and environmental safety. ZnO nanoparticles synthesized via green approaches have demonstrated significant antimicrobial, antioxidant, and anti- inflammatory activities, making them suitable for applications in healthcare, particularly in antimicrobial soaps …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 2, 2025 Read article
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Design and Optimization of Gas Turbine Blades for High-Temperature Operations
Abstract: Abstract The design and optimization of gas turbine blades for high-temperature operations are critical to enhancing the efficiency and reliability of power generation and propulsion systems. These components operate under extreme conditions of heat, pressure, and mechanical stress, making their performance pivotal to the overall effectiveness of turbines. This study explores the key factors influencing blade performance, emphasizing the importance of material selection, thermal barrier coatings, aerodynamic design, cooling mechanisms, …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 2, 2024 · pp. 22–27 Read article