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44 articles for “Ethanol”
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Anti-Microbial Potential of Onion Peel Extracts
Abstract: Onion (Allium cepa L.) is a source of bioactive compounds, particularly flavonoids such as quercetin, and possesses antioxidant and beneficial properties to health. Onion skin, which is normally considered as waste, has more of these compounds compared to the edible portion. This research sought to isolate and analyze the antioxidant and antimicrobial activity of onion skin with ethanol and hexane using Soxhlet and column chromatography techniques. Antioxidant activity was maximum …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 15, Issue 3, 2025 · pp. 1–10 Read article
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High-Performance Biodegradable Films from Bamboo Derived Cellulose Nanofibers and Silk Fibroin: Engineering Sustainable Polymer Composites
Abstract: This research presents the advancement of biodegradable composite films from cellulose nanofibers (CNFs) extracted from bamboo and silk fibroin (SF) derived from Bombyx mori cocoons. CNF/SF composites were fabricated in three different compositions—CS10, CS30, and CS50—via aqueous blending and solution casting, followed by ethanol-induced β-sheet stabilization. Mechanical testing confirmed a considerable enhancement in tensile strength from 72 MPa (CS10) to 112 MPa (CS50), while Young’s modulus improved from 2.4 GPa …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 256–265 Read article
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Study of Electrochemical and Mechanical Properties of Graphene/HAp Composite Coating on Ti-13Nb-13Zr Alloy via Electrophoretic Deposition for Biomedical Application
Abstract: Titanium-13niobium-13zirconium alloy has widespread potential in biomedical applications due to its high degree of biocompatibility, favourable mechanical properties, high corrosion resistance, and high possibility of osseointegration. The surface was improved by electrophoretic deposition method using hydroxyapatite and graphene (5 g nanoHAp) (5 g nanoHAp+0.06 nanoGr) and suspended in ethanol solution at different conditions of time (1, 3, and 7 minutes) and voltage (50, 70, and 100 V). The effect of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 91–106 Read article
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Synthesis and Functional Group Analysis of Solution Processed Zinc Oxide Thin Film Grown on Polyethylene Terephthalate
Abstract: Flexible electronics field is growing every day. Existing technology is facing issues like brittleness, toxicity, inadequacy. Fabrication cost increases in processing of such materials. In this work, zinc oxide nanoparticles synthesized by solution processing technique were used to grow 120nm thick thin film (TF) on Polyethylene terephthalate (PET). This method reduces the processing cost and Zinc Oxide (ZnO) is cheaper and abundant in comparison to other semiconductors option. Material was …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 56–66 Read article
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Steam Activated Carbon Material from the Fruit Shells of Sterculia foetida for Energy and Environmental Applications
Abstract: Steam activation of the biochar from Sterculia foetida forms a green route for the synthesis of activated carbon material with high specific surface area (1017 m2/g). The corresponding value with a chemical activating agent (K2CO3) is much lower (596 m2/g). Structural parameters of the activated carbon materials were deduced from XRD studies. Moreover the thermal stability of the activated carbon materials from steam activation is nearly 100°C higher than that …
Published in Journal of Water Pollution & Purification Research · Vol. 11, Issue 1, 2024 · pp. 23–33 Read article
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The Effect of Alcoholic, Aqueous and Crude Extracts of Lemon citrus Seeds on Staphylococcus and Klebsiella Bacteria
Abstract: Five isolates of staphylococcus bacteria identified by phytic were obtained and activated on solid saline mannitol medium, where the colonies appeared in a golden color. Three extracts of dry lemon seeds were prepared (raw, 1% aqueous extract, 1% alcoholic extract). It was celebrated that the aqueous quotation was added operative on bacterial progress than the alcoholic and rudimentary sources. Three isolates of Klebsiella bacteria identified by VITEK were also obtained, …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 14, Issue 3, 2024 · pp. 32–36 Read article
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Detection of Active Compounds in Ulothrix sp. Algae
Abstract: The study included the identification of some active chemical compounds from blue-green algae Ulothrix and the production of many active compounds using algae extract. Algae are a talented cause of defiant corpulence mediators, as plump positions are an international hazard to human wellbeing. It is also linked to metabolic syndrome, type 2 diabetes, heart disease and blood vessels, anti-obesity agents from algae are represented by four main compounds with (Phlorotannins, …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 3, 2024 · pp. 39–43 Read article
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Synthesis and Characterization of Pyrazole Heterocyclic Derivatives via Vilsmeier-Haack-Reaction and its Schiff`s Bases.
Abstract: The synthesis of New Schiff bases (2; and 3a-c) is reported in this study. These bases were created by reacting -chloro-3-methyl-1-phenyl-1H-pyrazole-4-carbaldehyde (1) with various amines that contained various pharmacophore atoms or groups, such as derivatives of benzothiazole and aniline, in the hopes of having antimicrobial and antifungal properties. Using mild reaction conditions and a good yield percentage, mono-pyrazole Schiff bases (2 and 3a–c) were designed and synthesized by reacting 5-chloro--3-methyl-1-phenyl-pyrazole-4-carbaldehyde …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 3, 2024 · pp. 34–48 Read article
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Evaluating the Influence of Temperature on the Efficacy of Capparis Decidua Extract as a Corrosion Inhibitor for Aluminium in Acidic Media
Abstract: The study investigates the anti-corrosive properties of the ethanolic extract of Capparis decidua fruit on aluminum corrosion in a 2N HCl acid solution, using a weight loss technique at temperatures ranging from 303 to 343 K. At a concentration of 0.45%, the inhibition efficiency (η%) is notably high, reaching 63.15% at 303 K. The inhibitor's adsorption behavior on the aluminum surface is consistent with the Langmuir adsorption isotherm, suggesting that …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 3, 2024 · pp. 58–65 Read article
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Study on Extraction and Purification of Phytochemicals from Eichhornia Crassipes Leaves
Abstract: Eichhornia crassipes is an aquatic plant that belongs to Pontederiaceae family. It is commonly known as water hyacinth. This annoying plant has been a recurring issue that should have been managed. In comparison to other natural plants and fibers, the seeds of these plants may survive up to 28 years at the water’s surface and have developed extremely quick growth properties. The water hyacinth is regarded as the world’s most …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 3, 2024 · pp. 24–28 Read article
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Inclusion of Silver Ions into Modified Cellulosic Fabrics for Durable and Improved Antibacterial Activity
Abstract: Silver ions were added to β-cyclodextrin-grafted organic cotton to create antibacterial fabrics that are more effective and long-lasting. In the presence of sodium hypophosphite, citric acid was used as a cross-linker to graft β-cyclodextrin onto the fabric, cementing the structure for ten minutes at 150°C. The presence of silver ions on the grafted fabric was verified by UV-visible and FTIR spectral studies of β-cyclodextrin, β-cyclodextrin-grafted fabric, ungrafted fabric, silver ions, …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 39–52 Read article
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Iota carrageenan, a Sustainable polymer transformed into a nanogel formulation, by using environment friendly method for antitumor action
Abstract: In the pharmaceutical field, the utilization of polymers, both in their natural form and through chemical modifications, holds immense importance. In this context, a novel and eco-friendly method for the synthesis of nano carrageenan-based polymers has been developed. The efficacy of carrageenan in this domain is attributed to its crosslinking and biological properties, which are largely influenced by its sulfate ion content. This study aims to formulate nanogels via a …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 881–889 Read article
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Green Analytical Chemistry in Pharmaceuticals: Pathways to Sustainability and Compliance
Abstract: This review paper explores the integration of green analytical chemistry (GAC) in the pharmaceutical industry as a pathway to EU compliance and environmental sustainability. The review highlights a range of studies that focus on the application of green solvents, green extraction methods, biocatalysts, and energy-efficient techniques. Key findings suggest that employ eco-friendly solvents, such as ethanol and water and methods, like ultrasound-assisted extraction (UAE) and supercritical fluid extraction (SFE), significantly …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 12, Issue 1, 2025 · pp. 7–12 Read article
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Novel Amino Silanes for Inhibition and Dissolution of Aldol Polymer for Caustic Tower in Cracker Plant
Abstract: Aldol polymer fouling in petrochemical plant is an undesirable process, which needs to be removed for increasing the efficiency of downstream process. In this paper, inhibition and dissolution efficiency of the aminopropyl trimethoxy silane (APTMS), aminopropyl triethoxy silane (APTES), sodium salt of aminopropyl trimethoxy silane (SS-APTMS), sodium salt of aminopropyl triethoxy silane (SS-APTES) were studied at different molar ratio of vinyl acetate (VA):amino alkoxy silane (antipolymerant). The sodium salt of …
Published in Journal of Petroleum Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 35–48 Read article
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The Technological Evolution of Conventional Engines in Transport Systems Aimed at Mitigating Atmospheric Pollutant Emissions
Abstract: The automotive sector is a major contributor to atmospheric pollution and faces increasing pressure to adopt sustainable energy alternatives. This study explores technological innovations aimed at reducing vehicle emissions, focusing on advancements in internal combustion engine efficiency and the expanding role of renewable fuels such as ethanol and biodiesel. The transition to electric vehicles is also analyzed, emphasizing benefits in emission reduction and challenges related to charging infrastructure and battery …
Published in Trends in Transport Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 22–32 Read article
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Phytochemical Screening and Biological Activity of Pomegranate Extracts
Abstract: Pomegranates are renowned for their abundance of bioactive compounds that exhibit potent antioxidant, anti-inflammatory, and antimicrobial properties, making them a subject of growing interest in natural medicine. This study aimed to compare the biological activities of ethanolic extracts derived from different parts of the pomegranate plant—specifically, the bark, peel, and leaves. A comprehensive investigation was conducted to evaluate their phytochemical composition and assess their antimicrobial, antioxidant, and anticancer properties. The …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 12, Issue 2, 2025 · pp. 64–79 Read article
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Solid acidity of MoO3 synthesized by solution combustion method and acetalization of formaldehyde using it
Abstract: MoO 3 nanoparticles were synthesized via solution combustion approach. Ammonium nitrate was used as oxidant and ammonium molybdate as fuel in combustion reaction. XRD, FTIR and Raman spectroscopy results showed that MoO 3 nanoparticles were successfully synthesized by the solution combustion reaction. The SEM analysis showed that synthesized MoO 3 nanoparticles have rod-like shape with width and thickness of 50-200nm and length of 0.2-1μm, respectively. The XRD pattern and morphology …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 3, 2025 · pp. 01–09 Read article
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Analytical Method Development and Validation of Simultaneous Estimation of Natural Active Constituents Andrographolide and Piperine by UV Method.
Abstract: A simple, accurate, precise, and robust UV-Visible spectrophotometric method was developed and validated for the simultaneous estimation of Andrographolide and Piperine in bulk and combined pharmaceutical dosage forms. Preformulation studies confirmed favorable physicochemical properties for both drugs, including acceptable solubility profiles, melting points, pH values, and partition coefficients. The method development involved determination of λmax values at 224 nm for Andrographolide and 288 nm for Piperine using ethanol as solvent. …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 12, Issue 3, 2025 · pp. 33–41 Read article
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Polymer Chemistry in Sustained-Release Herbal Composites: Designing a Stable Euphorbia tithymaloides Topical System with Phospholipid and Polymer Matrices
Abstract: Polymer chemistry enables the stabilization and sustained release of herbal actives, critical for topical therapeutic applications. This study explores a novel process for preparing a stable, sustained-release topical composition of Euphorbia tithymaloides, leveraging polymer-based systems. Ethanolic extract (50 mg) of the plant, rich in unstable sugar moieties (e.g., D-ribose) and sterols (e.g., stigmasterol), is encapsulated within a phospholipid matrix of phosphatidylcholine (50–100 mg) and cholesterol (50–100 mg). This lipid-polymer complex, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 165–171 Read article
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Selection of Ionic Liquids for the Design of Separation Processes of CO₂ + H₂S Mixed Waste Gases with Different Compositions
Abstract: The waste gas from chemical plants contains H 2 S gas and a large amount of CO 2 gas. These flue gases can be treated in various ways, and in this paper, the mixed flue gas CO 2 +H 2 S was treated by using ionic liquids (IL) as an absorbent. Ionic liquids are considered green solvents with remarkable good properties. In particular, it is known as a very effective …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 3, 2025 · pp. 44–58 Read article