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2000 articles for “CO 2” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Green Synthesis of Nickel(II) and Zinc(II) Complexes of Bis(Imine) Schiff base Derived from o-vanilline and m-phenylenediamine.
Abstract: The synthesis of Schiff base ligand derived from aromatic aldehyde (o-vanillin) and m-phenylenediamine via liquid-assisted mechanochemical synthesis (LAG) in the presence of small amount of dimethylformamide were reported. The Schiff base complexes of Ni(II) and Zn(II) were also synthesized mechanochemically and characterized using infra-red spectroscopy, thermogrametric analysis, energy dispersive x-ray analysis, powder x-ray diffraction, UV-Visible analysis, conductivity measurement, magnetic susceptibility measurement and CHN, micro-analysis. Infrared spectral study indicated a strong …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 31–43 Read article
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Hydro-Geochemical Analysis of Groundwater of a Micro-Watershed (MWS) of Banas River Basin, Rajasthan, India
Abstract: About 5.25 billion population of the world have depend on groundwater to meet their water needs, and the growth of agriculture and human health have both been significantly affected by groundwater quality. Land use, surface-and-subsurface geology, and soil characteristics all have an effect on groundwater composition, which in turn affects groundwater quality. Fluoride, nitrate, chloride, CaCO3, and salt are the main problem in groundwater quality in Rajasthan. Groundwater quality data …
Published in International Journal of Environmental Chemistry · Vol. 9, Issue 1, 2023 · pp. 1–23 Read article
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India’s Wind Energy Development: A Ray of Hope for a Sustainable Future
Abstract: The development of wind energy in India is an inspiring tale of change, resiliency, and creativity. From tiny pilot projects in the 1980s to being the fourth-largest wind power generator in the world, India has steadily created a robust wind energy sector. Wind energy is a key component of the nation’s renewable energy policy, with approximately 44 GW of built onshore capacity as of 2024. Favorable wind resources, proactive government …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 11, Issue 2, 2025 · pp. 6–13 Read article
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India’s Wind Energy Development: A Ray of Hope for a Sustainable Future
Abstract: The development of wind energy in India is an inspiring tale of change, resiliency, and creativity. From tiny pilot projects in the 1980s to being the fourth-largest wind power generator in the world, India has steadily created a robust wind energy sector. Wind energy is a key component of the nation’s renewable energy policy, with approximately 44 GW of built onshore capacity as of 2024. Favorable wind resources, proactive government …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 11, Issue 2, 2025 · pp. 1–8 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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ASSESSING KNOWEDGE REGARDING EFFECTS OF ALCOHOLISM IN MEN AT THIMMARAJAPURA VILLAGE, KOLLEGAL.
Abstract: Alcohol, serving both as a beverage with some nutritional value and a psychoactive substance, poses significant health risks when consumed excessively. Chronic alcohol misuse can lead to a myriad of health issues, including hypertension, cardiac disease, stroke, liver disease, digestive problems, infertility, and various forms of cancer. Moreover, prolonged alcohol abuse can weaken the immune system, rendering individuals more susceptible to serious infections.To investigate the prevalence and effects of alcoholism, …
Published in International journal of Nursing Science Practice and Research · Vol. 10, Issue 1, 2024 Read article
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A Study to Assess the Nutritional Status and Nutritional Knowledge Among Students Residing in the Private Hostels at Selected Areas of Bangalore, Karnataka
Abstract: The prevalence of nutritional deficiency and obesity increased day by day due to inappropriate dietary practices and attitudes. A cross-sectional study was carried out with 250 female hostel residents aged 18 to 25 years, using a convenience sampling method to select the participants. A structured questionnaire was used to data collected which contains demographic variables: anthropometric measurements and questions regarding nutrition and dietary practices. The data were analyzed using descriptive …
Published in International journal of Nursing Science Practice and Research · Vol. 11, Issue 2, 2025 · pp. 26–30 Read article
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EFFECTS OF LOW FREQUENCY ULTRASOUND TREATMENT IN MITIGATING SULFATE REDUCING BACTERIA
Abstract: Biocorrosion is associated to microorganism such as Sulfate Reducing Bacteria (SRB) presence in the environment and cause deterioration of metallic and non-metallic materials. Chemical bactericides are commonly used to mitigate SRB in the treatment process of oilfield but this method comes with disadvantages such as lower in efficiency, environment pollution, high cost and health problems. This paper shows a systematic investigation of 20 kHz frequency Ultrasound (US) performance as an …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 2, 2018 · pp. 1–6 Read article
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Numerical Simulation of GaAs based MISFET Photo detector for Optical Communication
Abstract: This paper presents a 2D numerical simulation and analysis of GaAs based MISFET photo detector. Numerical simulation of the performance of the device in dark and illuminated condition has been performed. Drain current increases with wavelength of operation and attains maximum value at 0.65 micron and there is a sharp fall beyond 0.85 micron which is higher cut off wavelength for the proposed structure. The device exhibits very low dark …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 1, 2016 · pp. 17–30 Read article
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Application of a graphene oxide for determination of Cadmium, Lead, Copper and Zinc ions at trace level in personal Care Products using Solid Phase Extraction
Abstract: A novel and simple procedure Solid Phase µ-extraction was successfully used as a sample preparation method for the pre concentration and determination of Cd, Pb, Cu, and Zn in different personal care products samples. In the first screening, a five variables were selected with low (-) and high level (+) and were inspected by Plackett–Burman. In order to further optimization, a central 23 +star orthogonal composite design (CCD) was applied …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 14–23 Read article
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Awareness level of family caregivers regarding post-operative home care of their children suffering with congenital heart diseases
Abstract: Background -The worldwide incidence of congenital heart diseases is 8-10/1000 live births. Congenital heart diseases refer to structural abnormalities in the heart present at birth. These defects can disrupt the normal flow of blood within the heart. While some conditions may require little to no intervention, others necessitate prompt treatment when identified. Family caregivers often wish to play an active role in the post-operative care of children with congenital heart …
Published in International Journal of Pediatric Nursing · Vol. 11, Issue 1, 2025 · pp. 1–7 Read article
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A Review of Bamboo Fiber’s Use in Concrete
Abstract: AbstractLocal sustainable materials must be found and used in the building and provision of homes due to therising demand for natural resources in emerging nations. Natural building materials that are regardedas sustainable are “green”, thousands of tons of bamboo are traded annually, and this creates a lot ofwaste. Bamboo was utilized in the building’s construction as well as in structural elements like roofing,columns, and supports. The main component utilized in …
Published in International Journal of Manufacturing and Materials Processing · Vol. 10, Issue 2, 2024 · pp. 33–36 Read article
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Utilizing Bakelite Waste as Partial Replacement for Coarse Aggregate in Concrete: A Sustainable Approach
Abstract: Abstract This research study investigates the innovative use of Bakelite waste as a partial substitute for coarse aggregate in concrete, focusing on its effects on various mechanical properties and overall performance of the concrete mix. With the growing concern over waste management and environmental sustainability, the incorporation of non-biodegradable materials, such as Bakelite, into construction practices offers a dual benefit: reducing the volume of waste destined for landfills while simultaneously …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 23–28 Read article
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Impact of the Jigsaw Teaching Strategy on Classroom Performance among Nursing Students at a Selected College
Abstract: Introduction: Collaborative learning is an educational methodology where individuals engage collectively in pursuit of knowledge or skill acquisition. The jigsaw teaching method is a form of collaborative learning, initially introduced by Elliot Aronson in 1971 at both the University of Texas and the University of California. This method emphasizes team-based learning, wherein students are organized into groups or teams, each assigned a specific segment of the material to master. Within …
Published in International journal of Nursing Science Practice and Research · Vol. 10, Issue 1, 2024 Read article
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Recent Developments in Gesture-Based Navigation for Electric Wheelchairs: A Literature Review
Abstract: Nearly 15% of the world's population, of which 2–4% have functional issues, lives with a handicap, according to a World Health Organization (WHO) report. To get about, they require a wheelchair. If we look at basic wheelchairs, they cost between INR 2000 and INR 8000, but the user needs more assistance or power to go from one location to another. These days, advanced wheelchairs like speech recognition-controlled, joystick-controlled, and MMI-controlled …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 9, Issue 1, 2023 · pp. 27–33 Read article
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Spectrophotometric Determination of Salicylates in Urine using 3-Methylbenzthiazolinone – 2 – hydrazone
Abstract: A sensitive (direct or with column partition chromatography) spectrophotometric method for the determination of salicylates in urine using 3 – methylbenzthiazolinone - 2 – hydrazone in the presence of ceric ammonium sulfate as an oxidizing agent is presented. Beer’s law is obeyed in the concentration range of 0 – 1.6 µg ml -1. The method is accurately reproducible and can be applied in the analysis of salicylates in urine. The …
Published in International Journal of Analytical and Applied Chemistry · Vol. 3, Issue 1, 2017 · pp. 14–17 Read article
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BJRI Kenaf-4: A Newly Released Improved Variety of Hibiscus Cannabinus L.
Abstract: BJRI Kenaf-4, a high yielding and widely adaptable kenaf (Hibiscus cannabinus L.) variety, was developed by the Bangladesh Jute Research Institute (BJRI) and released by the National Seed Board (NSB) in 2017. It was previously isolated through pure line selection as a breeding line 1641/C from the origin of Iran. The line was assessed for time of planting, fibre yield and other morphological characteristics. The Advanced Yield Trial (AYT) was …
Published in International Journal of Agrochemistry · Vol. 8, Issue 2, 2022 · pp. 10–15 Read article
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Risk Assessment of Polychlorinated biphenyls (PCBs) in Fish Samples from Otamiri River, Imo State, Nigeria
Abstract: The presence of Polychlorinated biphenyls (PCBs) in water poses human and ecological health risks in Nigeria. Polychlorinated biphenyls present in three fish species (T. Zilli, E. Fimbriata and C. Nigrodigitatus), and its related health risk via consumption of fish from Otamiri river in Imo State Nigeria has been duly investigated in this study. A risk quotient (RQ) for fish consumption was applied to evaluate the related health risk. A total …
Published in International Journal of Green Chemistry · Vol. 8, Issue 2, 2022 · pp. 10–19 Read article
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Parametric Analysis and Optimization of Nuclear Assisted Electrolytic Hydrogen Production System for On-site Applications
Abstract: The use of compact water electrolyser units as an alternative source of hydrogen to the high pressure hydrogen cylinder banks used at present in nuclear and thermal power reactors for turbo-generator rotor cooling applications has been analysed in this work. Financial metrics have been used for assessment of the technology substitution in the nuclear industry in India, primarily by comparing the levelised costs of onsite hydrogen generation in small generators …
Published in International Journal of Chemical Engineering and Processing · Vol. 6, Issue 1, 2020 · pp. 14–26 Read article
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Study on Properties of Concrete Cured With Poly Ethylene Glycol-600
Abstract: After water, concrete is the most using material globally. Without concrete, the world is unimaginable. The foundation of civilization is concrete. Coarse aggregate, cement ,fine aggregate and water are the main ingredients in concrete, which requires curing to attain its strength. Concrete must therefore cure for 28 days in order to complete the necessary hydration, desired strength. For the traditional curing processes, a lot of water is needed. This becomes …
Published in International Journal of Concrete Technology · Vol. 8, Issue 2, 2022 · pp. 14–21 Read article