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1965 articles for “O(n)” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Thoracolumbar Spine Surgery: Peri-operative Nursing Care Needs and Quality of Life
Abstract: Aim and Objective: To explore the nursing care needs of the patients after thoracolumbar spine surgery during preoperative, post-operative, home care and to assess the quality of life. Design: An exploratory study. Methods: The study was conducted among 50 patients who had undergone thoracolumbar spine surgery in neurosurgery units of tertiary care hospital from July 2018 to September 2020. The nursing needs were assessed by interviewing participants telephonically using an …
Published in International Journal of Orthopedic Nursing and Practices · Vol. 1, Issue 1, 2023 · pp. 13–23 Read article
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Graphene–Perovskite Hybrid Opto-Electronic Modulators for Ultra-Low Power Optical Communication
Abstract: This paper proposes a novel self-adaptive neuromorphic opto-electronic transceiver architecture designed to enhance the intelligence, adaptability, and efficiency of next-generation optical communication networks. The proposed system integrates neuromorphic computing principles with photonic signal processing to enable real-time learning, dynamic resource allocation, and autonomous compensation of channel impairments such as dispersion, nonlinearities, and noise. Unlike conventional transceivers, the developed model employs spiking neural networks embedded within opto-electronic circuits to mimic biological …
Published in Trends in Opto-electro & Optical Communication · Vol. 16, Issue 1, 2026 · pp. 41–52 Read article
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Zinc Oxide Nanoparticles from Murayya koenigii: Antibacterial Potential Review
Abstract: Nanoparticles (NPs) display unique characteristics in contrast to conventional physico-chemical synthesis methods, and they are utilized in various life science fields including surface coating, catalysis, food packaging, corrosion prevention, environmental cleanup, electronics, biomedical applications, and antimicrobial purposes. Metal NPs synthesized through green methods, particularly from plant origins, have garnered significant interest because of their inherent traits such as environmental friendliness, quick production, and cost efficiency. Over the past few years, …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 1, 2024 · pp. 54–67 Read article
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Optimizing Nutrient Utilization and Microbial Protein Synthesis in Ruminants: Strategies for Enhanced Feed Efficiency and Sustainable Productivity
Abstract: This review investigates strategies to optimize nutrient utilization and microbial protein synthesis in ruminants, aiming to improve feed efficiency and enhance overall livestock productivity sustainably. It focuses on key aspects of feed formulation, including balancing non-structural carbohydrates with protein sources, incorporating bypass proteins, and selecting high-quality forages that improve fiber digestibility. The review examines various feed processing techniques such as steam-flaking, pelleting, and ammonia treatment, which enhance nutrient bioavailability and …
Published in International Journal of Nutritions · Vol. 3, Issue 1, 2026 Read article
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Reactivity of Monochlorotetrakis2-Isopropylphenoxoniobium(V), [NbCl(OC6H4CH(CH3)2-2)4] towards Chelating Ligands
Abstract: The niobium(V) complexes with the formula [NbCl(OC₆H₄CH(CH₃)₂-2)₄] were successfully synthesized in high yields through the reaction of niobium pentachloride with four equivalent amounts of 2-isopropylphenol in carbon tetrachloride. The synthesized complexes were characterized and confirmed by elemental analysis, molar conductance measurements, infrared (IR) spectroscopy, ^1H and ^13C NMR spectroscopy, as well as mass spectrometric analysis. The spectroscopic studies have shown these to exhibit dimeric structures bridging through isopropylphenoxo groups. The …
Published in International Journal of Minerals · Vol. 3, Issue 1, 2026 · pp. 37–45 Read article
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On The Risk of Urban Road Pavement Failure: A Case Study of Owerri, Imo State
Abstract: In this research work, we study the risk of road pavement failures in Owerri Imo State. The study deviates from other research work in this area that focused on the nature of road pavement failures without considering the risk involved with respect to human life and others. This was the aspect the study delved into. The researchers used questionnaires to collect primary data from randomly selected respondents on axle load …
Published in International Journal of Urban Design and Development · Vol. 3, Issue 1, 2025 · pp. 16–24 Read article
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Nano Graphene Oxide Synthesis, Characterization, and Application in Thermoplastics
Abstract: The derivative graphene oxide (GO) is made of graphene, which is a layer of carbon atoms organized in a hexagonal lattice that is one atom thick. Graphene oxide possess remarkable properties like high surface area, excellent mechanical strength, and electrical conductivity, making GO a material of interest for a wide range of applications. The synthesis of nano graphene oxide (nGO) involves oxidation that introduce oxygen functional groups onto the surface …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 1–7 Read article
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Spatiotemporal Analysis of Mean-Field Coupled Lorenz Oscillators for Applications in Electronic Network Design and Chaotic Synchronization
Abstract: This study investigates the spatiotemporal behavior of a network of 100 coupled Lorenz oscillators interacting through mean-field coupling with coupling strength κ = 0.1 and explores its relevance to electronic system design and nonlinear network architectures. While each oscillator follows classical Lorenz dynamics, the coupling mechanism enables collective behavior that resembles synchronization phenomena observed in distributed electronic and communication systems. Numerical simulations reveal rich dynamical characteristics including partial synchronization, emergent …
Published in Journal of Electronic Design Technology · Vol. 17, Issue 2, 2026 Read article
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Reducing Environmental Impact through Optimized Non-Renewable Resource Management: A Systematic Review of Technological Advances
Abstract: The term "optimized use of non-renewable resources" describes the prudent management and optimization of limited natural resources that are difficult to replenish or regenerate quickly. Minerals, nuclear fuels, and fossil fuels (coal, oil, and natural gas) are examples of resources that are not renewable. The abstract idea is to minimize waste, the impact on the environment, and the pace of depletion while optimizing the utility obtained from these resources. Advanced …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 12–19 Read article
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Injection Pressure Optimization for Non-edible Biodiesel Blends in CRDI Engines: A Comparative Study
Abstract: The growing demand for clean and sustainable energy has increased interest in biodiesel produced from non-edible oil sources. These fuels are renewable, biodegradable, and do not compete with food resources. However, the effective use of biodiesel blends in modern diesel engines requires proper control of fuel injection parameters, particularly injection pressure. In common rail direct injection (CRDI) engines, injection pressure strongly influences spray formation, air–fuel mixing, combustion behaviour, and exhaust …
Published in International Journal of Manufacturing and Production Engineering · Vol. 3, Issue 2, 2025 · pp. 24–34 Read article
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Review on the NVH Sources in an Electric Vehicle and Their Respective Contribution in Overall Noise from an Electric Vehicle
Abstract: NVH, which stands for noise, vibration, and harshness, typically ranks within the top five attributes in terms of priority during the design phase of automotive vehicles. As electric vehicles become increasingly prevalent in modern transportation, the management of Noise, Vibration, and Harshness (NVH) has emerged as a critical aspect of vehicle design and refinement. This review paper aims to provide a thorough examination of the NVH sources within EV powertrains …
Published in Journal of Automobile Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 1–15 Read article
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Comparative Assessment of Conversion Degree, Resin Tag Depth, and Mineral Deposition in Adhesive Resin Enhanced with Inorganic Nanofillers such as Cerium Dioxide and Tantalum Oxide Nanoparticles
Abstract: The World Health Organization (WHO) characterizes dental caries as the deterioration of tooth enamel resulting from acids generated by microbial activity on carbohydrates. Untreated dental caries can lead to pain, eating and sleeping difficulties, and systemic health issues, ultimately diminishing the quality-of-life Composite restorative materials moderately became one of the most used restorative materials for anterior restorations and also is used more extensively for restoring posterior teeth which are having …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 110–118 Read article
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Dosing Control of Urea in Selective Catalytic Reduction (SCR) to enhance the reduction of Nitrogen oxides
Abstract: Selective Catalytic Reduction (SCR) is an effective aftertreatment technique designed to comply with rigorous emission criteria established by global regulatory authorities for the elimination of nitrogen oxides from exhaust streams. Since NOx and ammonia reagents are poisonous and an excess of either is therefore very undesired, it poses an intriguing control problem, particularly at high conversion. SCR systems must reduce NOx emissions as much as possible and reduce the possibility …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 110–120 Read article
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Advanced Polymer-Based Packaging Composite with Metal Oxide Nanofillers: Synthesis, Characterization, and Applications
Abstract: The development of high-performance polymeric composites for food packaging applications has gained significant attention in recent years due to increasing concerns about food safety, durability, and environmental impact. The increasing demand for active packaging materials that not only protect food but also extend shelf life has led to extensive research into polymer-based antimicrobial composites. Traditional packaging materials, including plastics, ceramics, and metals, often lack bioactive properties and can contribute to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 56–63 Read article
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Review JoEDT N58 Open CPU-Based Milk Collection System
Abstract: The N58 Open CPU-based milk collection system is designed to enhance the efficiency and transparency of milk collection processes in rural and urban dairy operations. By integrating a computerized platform with open-source technology (Open CPU), the system enables real-time monitoring, automatic data logging, and streamlined milk collection from multiple sources. The system allows farmers to register and track their milk deliveries, monitor milk parameters such as fat content and volume, …
Published in Journal of Electronic Design Technology · Vol. 16, Issue 2, 2025 · pp. 17–23 Read article
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Natural Occurrence and Isolation of Ampelomyces quisqualis (mycoparasite) Associated with Rose, Other Powdery Mildew Infecting Host Plants in Himachal Pradesh, India
Abstract: The presence of Ampelomyces spp. was quantified in naturally occurring powdery mildew infecting rose plants during the year 2015–2016. Powdery mildew infected rose samples were collected from the different rose-growing areas of Himachal Pradesh during the months of April–June and September–November. Relationships between Ampelomyces and Podosphaera pannosa were reported in four areas between September and November. Bilaspur, Mandi, Shimla, and Solan. However, there was no occurrence of Ampelomyces quisqualis in …
Published in International Journal of Fungi · Vol. 1, Issue 2, 2024 · pp. 23–28 Read article
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A Comparative Study of Zinc Oxide Nano Particles Synthesized by Hydrothermal, Sol-gel and Thermal Decomposition
Abstract: In the proposed work, Zinc oxide nano particles (ZnO NP's) are synthesized using three different methods: Hydrothermal, Sol-gel and Thermal decomposition. The samples are characterized using X- ray diffraction (XRD), UV visible spectroscopy (UV-Vis), Fourier Transform Infrared Spectroscopy (FT-IR) and scanning electron microscopy (SEM). The XRD pattern exhibit single-phase polycrystalline nature of all the samples exhibiting the most intense peak at (101). The diffraction peaks are located at 31.80, 34.46, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 39–45 Read article
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Development and Performance Evaluation of GO–ZnO/PU Hybrid Nanocomposite Coatings for Improved Optical Transmission, Cooling, and Self-Cleaning in PV Systems
Abstract: The performance of solar photovoltaic (PV) modules with time is affected by thermal heating, dust buildup, and exposure to ultraviolet (UV) light; as a result, the power loss increases rapidly during the use condition. In this study, a polyurethane (PU) nanocomposite, fabricated with graphene oxide and zinc oxide (GO–ZnO), is invented and examined. Improvements in heat management, light transmission, and dirt resistance are planned for PV glass surfaces. The nanocomposite …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 243–249 Read article
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Optimization of a new Bebq2/BCP-based OLED structure for optimum performance
Abstract: Opto-electronic devices exhibit highly nonlinear current–voltage (I–V) characteristics that significantly affect charge injection, transport, and recombination, evaluating their performance remains a difficult challenge. Device optimization is a key research goal in organic light-emitting diodes (OLEDs), as the thickness and arrangement of individual functional layers greatly influence electrical and optical responses. For a suggested Bebq2/BCP-based OLED structure, this work methodically examines the movement of charge carriers, their transport behavior, and the …
Published in Journal of Semiconductor Devices and Circuits · Vol. 13, Issue 2, 2026 Read article
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Analyzing the Performance and the Emission Characteristics of Palladium Catalyst using different blends of Methanol Fuel and Nano Particles of Aluminium and Titanium Oxides
Abstract: The high cost and limited availability of precious metals prompted the automotive industry to explore alternative materials for improving catalytic converter performance. This research focuses on the development and optimization of catalytic converters designed to reduce exhaust emissions, ensuring compliance with market needs and regulatory standards. Specifically, it investigates the three-way catalytic converter in a four-stroke engine utilizing commonly available noble metals, particularly palladium as the catalyst. The best way …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1505–1517 Read article