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744 articles for “extraction methods”
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Extraction of Copper from Electronic Waste (E-Waste): A Review
Abstract: The issue of electronic waste, or e-waste, is indeed a significant global concern with far-reaching environmental and health implications. As technology continues to advance and become more integrated into our daily lives, the disposal of obsolete or broken electronic devices has become a pressing issue. This waste not only contains valuable metals but also toxic substances, posing significant challenges for disposal and management. Improper disposal of e-waste is a significant …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 1, 2024 · pp. 14–27 Read article
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Fruit Adulteration Detection Utilizing Machine Learning Methods
Abstract: A device utilizing Internet of Things (IoT) technology was developed for the identification of fruit adulteration through machine learning methods, specifically targeting formalin content assessment. The identification of the fruits based on their extracted traits has been accomplished using a variety of machine-learning techniques. The formalin concentration can be detected as an estimate of the generated voltage of any fruit via an Arduino Uno board 3 and a volatile compound …
Published in International Journal of Biomedical Innovations and Engineering · Vol. 1, Issue 1, 2023 · pp. 32–45 Read article
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Studies on the Antioxidant Content and Antimicrobial Activity of Cucumber (Cucumis sativus) Peels Collected from Bagmari, Kolkata, West Bengal, India
Abstract: Cucumber (Cucumis sativus) is widely consumed across the globe, yet its peels are commonly discarded as waste, despite possessing a wealth of bioactive compounds. Recent studies have highlighted that these peels contain substantial amounts of antioxidants, antibacterial, anti-inflammatory, and anticarcinogenic properties, making them a promising candidate for value-added applications. In this study, methanolic extracts (80% v/v) of cucumber peels were systematically analyzed to assess their total phenolic content (TPC), total …
Published in Emerging Trends in Metabolites · Vol. 2, Issue 2, 2025 · pp. 6–14 Read article
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Studies on the Antioxidant Content and Antimicrobial Activity of Cucumber (Cucumissativus) Peel Collected
Abstract: Cucumber (Cucumis sativus) is widely consumed across the globe, yet its peels are commonly discarded as waste, despite possessing a wealth of bioactive compounds. Recent studies have highlighted that these peels contain substantial amounts of antioxidants, antibacterial, anti-inflammatory, and anticarcinogenic properties, making them a promising candidate for value-added applications. In this study, methanolic extracts (80% v/v) of cucumber peels were systematically analyzed to assess their total phenolic content (TPC), total …
Published in Emerging Trends in Metabolites · Vol. 2, Issue 2, 2025 · pp. 6–14 Read article
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Insecticidal Activity of Rotenone in Brebra (Millettia Ferruginea) Oil Refinery Residue against Different Stored Crop Insect Pests and its Prospect to Apply as Pest Control Substance
Abstract: Use of botanical insecticides against stored crop insect pests is environmental safer and eco-friend alternative method for crop protection. The objective was to investigate insecticidal potential of oil refinery residue with rotenone against selected insect pest of stored crops. The amount of rotenone from samples was determined by HPLC. The toxicity of the rotenone from residual extract and non-defatted sample were tested against. Acanthoscelides obtectus, Sitophilus zeamais and Tribolium castaneum …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 4, Issue 1, 2014 · pp. 15–23 Read article
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GC-MS Analysis of Boerhavia diffusa Linn. Whole Plant Extracts: An Ethno-medicinal Plant
Abstract: In the present investigation, phytochemical compounds and GC-MS analysis of Boerhavia diffusa whole plant was studied, and presence of phytochemical compounds was screened by qualitative method. The results confirmed the presence of phytochemicals namely terpenoids, saponin, flavonoids, cardiac glycosides, phlobatannins and tannin. In GC-MS analysis, 42 phytochemical compounds were identified in the methanol extract of Boerhavia diffusa, the components were identified by comparing their relation indices and mass spectra fragmentation …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 5, Issue 1, 2018 · pp. 7–12 Read article
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Satellite Image Processing Using ERDAS Imagine
Abstract: Pictures are the best method for passing on data. Words usually cannot do a picture justice. Pictures briefly pass on data about positions, sizes and interrelationships between articles. People are great at getting data from such pictures, in light of our characteristic visual and mental capacities. Around 75% of the data got by human is in pictorial structure. The paper depicts the essential innovative parts of advanced picture preparing with …
Published in Journal of Operating Systems Development & Trends · Vol. 3, Issue 1, 2016 · pp. 14–21 Read article
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Comparing and Analysis of Various Automated Model for Number Plate Detection
Abstract: In this paper, we analyze the results by comparing different methods to identify the number plate and it is more suitable for detecting the number plate involved in accuracy and image processing than any other model. This paper presents the usage of pictures for physical changes. The page refers to the different advances required to extract content from any picture record and makes a different book document, including information removed …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 9, Issue 2, 2021 · pp. 20–24 Read article
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Effect of Vidarikand (Extracts) on Oxidative Stability of Ghee: A Comparative Study
Abstract: Antioxidant activities of vidarikand (Pueraria tuberosa) extracts were evaluated and compared with BHA, TBHQ, rosemary and green tea using a β-carotene bleaching assay, a 2, 2-diphenyl-β-picrylhydrazyl (DPPH) assay and the Rancimat method. Phenolic content and antioxidant activity (β-carotene–linoleic acid model system and DPPH assay) of ethanolic extract of vidarikand was more compared to its aqueous extract. Ethanolic extract of the vidarikand was more effective in preventing the development of the …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 2, Issue 1, 2013 · pp. 1–11 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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DETECTION OF LUNG CANCER USING SOFT COMPUTING TECHNIQUES
Abstract: Cancer is a generic term that can affect any part of the body. Most cancers, 90%-95%, are because by environmental and lifestyle variables which cause genetic mutations. Inherited genetics account for 5% to 10% of the total. Early identification of lung cancer has improved patient survival and has been a vital study topic. It starts within the cells covering the bronchi and lung parts like bronchioles or alveoli. Due to …
Published in Research and Reviews : A Journal of Immunology · Vol. 13, Issue 2, 2023 · pp. 1–12 Read article
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Fake Currency Detection Using Convolutional Neural Networks
Abstract: In today’s world, due to increasing technology like scanning, color printing, and duplicating, the identification of bogus notes by the human eye is almost getting impossible. Knowingly or unknowingly, due to the usage of bogus currency notes, the Indian economy is also being impacted badly. Hence, the identification of bogus currency notes is really important. This paper deals with regard to identifying whether the given sample of the currency note …
Published in Journal of Electronic Design Technology · Vol. 14, Issue 2, 2023 · pp. 9–17 Read article
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Extraction of Drainage Pattern and Watershed from SRTM Data Using GIS Tools: A Case Study
Abstract: This paper proposes a fast and an inexpensive method for delineating the drainage and watershed of a sub-basin. Planning of the water resource management is evolving from simple local-scale problems toward complex spatially explicit regional scale. Such problems have to be addressed with distributed models that can compute runoff and erosion at different spatial and temporal scales. In general, watershed can range from as little as one hectare to hundreds …
Published in Journal of Remote Sensing & GIS · Vol. 7, Issue 1, 2016 · pp. 1–9 Read article
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Ethnomedicinal Importance of Nyctanthes Arbor-Tristis in Ranchi District of Jharkhand
Abstract: Nyctanthes arbor-tristis is one of well-known medicinal plants and many of its parts are used to treat different diseases. Nyctanthes arbor-tristis Linn leaves are used broadly in Ayurvedic medicine for the cure of many ailments such as obstinate sciatica, malaria, chronic fever, rheumatism and internal worm infections, laxative, diaphoretic, diuretic and as a tonic. Nyctanthes arbor-tristis plants were collected locally in the month of October of the year 2017, from …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 6, Issue 3, 2019 · pp. 8–11 Read article
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Microneedles and the paradigm shift in the field of dentistry: A Review Article
Abstract: Needle-based instruments are advancing as a promising tool for both diagnosis and treatment within the medical realm. They possess versatility, being capable of drug delivery and fluid extraction, catering to both systemic and local requirements. Unlike traditional drug delivery methods, which necessitate repeated dosing in the oral cavity due to saliva presence, there's a growing demand for delivery systems like needle-based devices that can offer sustained drug release orally. These …
Published in Research and Reviews: A Journal of Dentistry · Vol. 15, Issue 4, 2024 Read article
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Brain Tumor Detection Through CNN: Techniques, Dataset Insights, and Methodology
Abstract: Computer technologies are playing huge roles in some areas of the medical domain like surgery and therapy of different diseases. Researchers are doing studies and trying to experiment to detect different diseases like cancer, virus infections, and leprosy. There are many different medical imaging datasets that are publicly available for medical research purposes of diseases like cancer, virus infections, and leprosy, etc. where we can be able to access large …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 12, Issue 1, 2025 · pp. 30–40 Read article
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Efficient Clustering Techniques for Data Stream Mining
Abstract: Data mining mainly works on a massive database for storing heavy amount of data. It is generally essential for extracting the meaning insights from the massive, continuously growing database. The traditional method often struggles with sheer volume and the dynamic nature of the modern data. Data stream mining allows for the real-time analysis, means insights are generated as the data arrives, and not after the long batch process. This continuous …
Published in Recent Trends in Parallel Computing · Vol. 12, Issue 2, 2025 · pp. 26–32 Read article
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Eco-Efficient Skies: Life Cycle Assessment and Carbon Footprint Minimization of Fiber-Reinforced Polymer Composites in Aerospace Application
Abstract: The increasing integration of fiber-reinforced polymer (FRP) composites in aerospace structures necessitates a rigorous evaluation of their environmental sustainability throughout their entire life cycle. This study presents a comprehensive life cycle assessment (LCA) and carbon footprint analysis of carbon fiber-reinforced polymer (CFRP) and glass fiber-reinforced polymer (GFRP) composites applied to structural and semi-structural components in commercial aerospace applications. Following ISO 14040/14044 standards and employing the ReCiPe 2016 Midpoint (H) impact …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 147–160 Read article
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Design and Analysis of a Solar-Wind Hybrid System
Abstract: Renewable energy sources like wind and solar energies can be combined to increase the totalpower generation and thereby increase the efficiency of the system. The combination alsoprovides a means to overcome the intermittent nature of the solar and wind renewable energysources, since one source can be used for power generation when the other is not available.AC-DC converters are used to convert the alternating voltage of the wind generator to aconstant …
Published in Journal of Power Electronics and Power Systems · Vol. 10, Issue 1, 2020 · pp. 1–8 Read article
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Indian Currency Recognition using Image Processing - A survey
Abstract: AbstractCurrency has the crucial role as a medium of exchange in which governments of many countries introduce it as banknotes and coins that is Indian Rupees. The technology of currency recognition aims for efficient classification of currency. In this project, we are basically detecting whether the currency is real or fake because for humans, after the circulation of currency, it becomes difficult to differentiate between the original and fake currency. …
Published in Journal of Web Engineering & Technology · Vol. 6, Issue 3, 2019 · pp. 6–10 Read article