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104 articles for “Physicochemical analysis”
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Green Synthesis of Biologically Active 2, 4, 5- Trisubstituted Imidazoles Catalyzed by Large Pore Zeolite H-BEA through Lophine MCRs
Abstract: 2, 4, 5-triphenyl-1(H)-imidazoles (popularly known as Lophine derivatives) are well known heterocyclic compounds and find significant diversified applications, not only in the area of medicinal chemistry as biologically active drug-like molecules, but also in the other advanced research areas, such as fluorescence labelling, biological imaging and chromospheres for non-linear optic system. In the present endeavour, a green synthesis of Lophine derivatives via multi-component reaction is carried out using benzil/benzoin, substituted …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 3, 2017 · pp. 20–36 Read article
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Physicochemical Transitions and Polymerization Dynamics in Multi-Generational Dentin Adhesives: A Critical Review of the Resin-Dentin Composite Interface
Abstract: Adhesive dentistry has undergone a transformative refinement over the past three decades, transitioning from technique-sensitive, multi-step etch-and-rinse protocols to streamlined universal formulations. This narrative review critically synthesizes evidence from thirty peer-reviewed investigations to evaluate the evolution of dentin bonding agents from the fourth through the eighth generations. The analysis places particular emphasis on the physicochemical dynamics of the resin-dentin interface, including interfacial bond strength metrics, marginal integrity, and microleakage behavior. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 209–228 Read article
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Exploring Antimalarial Activity of Chalcone Derivatives through QSAR
Abstract: Background: The core structure of chalcones contains a reactive α,β-unsaturated system within the aromatic rings, which plays a key role in mediating various biological effects. These effects include enzyme inhibition, anticancer activity, anti-inflammatory properties, as well as antibacterial, antifungal, antimalarial, antiprotozoal, and anti-filarial actions.Modifying the structure by introducing substituent groups to the aromatic ring can enhance potency, reduce toxicity, and expand their range of pharmacological actions.Methods: A total of twenty-seven …
Published in International Journal of Bioinformatics and Computational Biology · Vol. 3, Issue 2, 2025 · pp. 1–6 Read article
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Comparative Study of Biodegradation of Hydrocarbons in Soils under Nipa Palm (Nypa fruticans Wurmb) Treatment
Abstract: This study evaluated the potential of Nipa palm (Nypa fruticans) powder as an alternative amendment for remediation of crude oil polluted loamy and sandy soils. Further, the study investigated the bioremediation process using the first-order degradation rate and quadratic models. From the analysis, there were changes in the physicochemical properties of the soils under the Nipa palm powder amendment during the remediation. Also, TPH reduction in the amended soil samples …
Published in Research & Reviews : Journal of Ecology · Vol. 9, Issue 3, 2020 · pp. 20–32 Read article
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A Review Article on Oroxylum indicum: A Versatile Medicinal Tree
Abstract: Oroxylum indicum, commonly known as the Indian trumpet tree or Shyonaka, is a medicinal plant belonging to the Bignoniaceae family. It is widely used in traditional medicine systems such as Ayurveda for treating various ailments including neurodegenerative diseases, cardiovascular conditions, arthritis, hepatitis, malignancies, diarrhea, fever, and jaundice. The plant's therapeutic properties are primarily attributed to its rich content of bioactive flavonoids, which exhibit notable anti-cancer, anti-inflammatory, and analgesic effects. Found …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 13, Issue 2, 2026 · pp. 01–07 Read article
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High-Performance Polymer Composite Membranes for Selective Ion Transport in Advanced Energy Conversion Systems
Abstract: The development of high-performance Polymer Composite Membranes (PCM) with enhanced ion transport is essential for Polymer Electrolyte Membrane Fuel Cells (PEMFC). However, low-humidity conditions and filter agglomeration still limit long-term membrane stability. This research designs a functionalized PCM integrating cross-linked Poly (Vinyl Alcohol)/Poly (Ethylene Glycol) (PVA/PEG) matrix with sulfonic acid functional groups and Titanium Dioxide (TiO₂) nanofillers to improve selective ion transport under low-humidity conditions. Two types of PCM were …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 724–736 Read article
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Computational Identification of Antigenic Proteins and Epitopes in Hantavirus sp. for Drug Repurposing
Abstract: Hantavirus is an emerging virus that spreads from animals to humans and can cause serious illnesses like hantavirus pulmonary syndrome (HPS) and hemorrhagic fever with renal syndrome (HFRS). there are no FDA-approved treatments available for these diseases. This study explores in-silico drug repurposing as a strategy to identify potential therapeutic candidates. The physicochemical, secondary structure, antigenicity, and post-translational modification analysis of hantavirus proteins – specifically the glycoprotein precursor, N protein, …
Published in International Journal of Molecular Biotechnological Research · Vol. 3, Issue 1, 2025 · pp. 20–26 Read article
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Synthesis, Characterization, and Thermogravimetric Analysis of Polylactic Acid-Based Bio-Adhesive for Industrial Applications
Abstract: This study investigated the synthesis, characterization, and thermogravimetric analysis of polylactic acid (PLA)-based bio-adhesives for industrial applications. The adhesive was synthesized using an emulsion polymerization method with varying compositions of PLA and vinyl acetate. The physicochemical, mechanical, and thermal properties of the synthesized adhesives were assessed through pH analysis, viscosity measurement, peel strength evaluation, tack tests, biodegradability investigations, Fourier Transform Infrared Spectroscopy (FTIR), Differential Scanning Calorimetry (DSC), and Thermogravimetric Analysis …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 · pp. 42–56 Read article
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A Comparative Pharmacognostical and Pharmaceutical Study of Haritaki (Treesa) and Gomutra Haritaki w.s.r to Pancha Mahabhuta Composition
Abstract: Haritaki is considered as king of the medicine. It is described as prime ingredient in many formulations with different indications. Among them, Gomutra Haritaki is processed form of Haritaki which has additional qualities over Haritaki. Maintaining quality standard is must in the era of increasing demand for traditional medicines. The present study was aimed to compare pharmacognostical and pharmaceutical profile of Gomutra Haritaki with Haritaki (Treesa) alone. Haritaki (Treesa) and …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 2, Issue 3, 2015 · pp. 1–10 Read article
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Mono(acetylacetonato)zirconium(IV) Aryloxides: Synthesis, Reactivity and Thermoanalytical Investigation
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 A series of novel zirconium(IV) complexes, formulated as ZrCl3−n(acac)(OArI–V)n (where n =− 3; –OArI = OC6H4Cl-2, –OArII = OC6H4Cl-4, –OArIII = –OC6H3Cl2-2,4, OArIV = –OC6H3Cl2-2,6 and OArV = –OC6H2Cl3-2,4,6) were synthesized by reacting ZrCl3(acac) with corresponding substituted chlorophenols in separate experiments. The complexes were characterized by elemental analysis, molar conductance measurements, molecular weight determination, spectroscopic techniques (1HNMR and IR) and thermal …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 3, Issue 1, 2012 · pp. 6–16 Read article
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Development of Biomass-Derived Composites From Commodity Plastics Via Pyrolysis For Enhanced Corrosion Protection of Metals
Abstract: Escalating environmental concerns and the depletion of fossil resources have spurred the need for sustainable and eco-friendly materials. By converting plastic waste into valuable carbonaceous materials via pyrolysis, both plastic pollution and resource scarcity can be addressed. The process involves the thermal decomposition of plastics in an inert atmosphere, producing a mixture of gases, liquids, and solid residues rich in carbon. These carbonaceous residues are then incorporated with biomass materials …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 59–70 Read article
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QSAR Modeling of a Novel Series of Methoxylated Chalcones as Antioxidant Agents Against Gram-Positive Bacteria Staphylococcus aureus
Abstract: Background: Chalcones are aromatic ketones belonging to the flavonoid family. They are plant-based compounds and are widely found in nature. For centuries, these bioactive molecules have been utilized in various traditional medicines for the treatment of several ailments. Chalcones have antibacterial, antiviral, antimalarial, antifungal, antioxidant, and antileishmanial properties. They are also used to treat inflammation and cancer. Chalcones act as angiogenesis inhibitors, an important factor in cancer progression and metastasis. …
Published in International Journal of Biochemistry and Biomolecule Research · Vol. 3, Issue 1, 2025 · pp. 28–34 Read article
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Synthesis and Characterization of In2S3 Nanoflake Thin Film for Photosensor Applications
Abstract: Indium sulphide (In2S3) thin films in the form of nanoflakes are synthesized by using chemical vapour deposition method on glass substrate with the intension to test its photosensor applications. These as deposited nanoflake thin films are characterized for physicochemical properties using X-ray diffraction (XRD) pattern, energy dispersive X-ray (EDAX) analysis,scanning electron microscopy (SEM) while optoelectronic properties were studied using optical and electrical characteristics obtained through UV-Vis transmission spectroscopy and I-V …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 3, 2017 · pp. 21–26 Read article
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Assessment of Groundwater Quality in Rumuodara, Rivers State, Nigeria
Abstract: The assessment of groundwater quality from selected borehole in Rumuodara, Rivers State, Nigeria was evaluated. The results of the physicochemical parameters revealed that pH ranged from 6.57-6.60, temperature: 26.10-28.54oC, turbidity: 1.57-2.96NTU, conductivity: 41.24-68.44 μS/cm, salinity: 26.10-50.37mg/l, total dissolved solid: 18.9-63.14mg/l, total hardness: 38.21-48.30mg/l, alkalinity: 55.30-70.17mg/l, chloride: 28.40-75.14mg/l, sulphate: 21.50-30.60mg/l, nitrate: 1.50-3.04mg/l, phosphate: 59.24-65.40mg/l, calcium: 37.81-45.27mg/l, Iron: 0.133-0.190mg/l, sodium: 16.70- 21.13mg/l, copper: 0.22–0.50mg/l, total suspended solid: 2.94-3.60mg/l, Lead: < 0.01mg/l-2.27mg/l, zinc: …
Published in Research & Reviews : Journal of Ecology · Vol. 10, Issue 4, 2021 · pp. 9–21 Read article
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Assessment of Water Quality along River Ethiope, Delta State
Abstract: The environment, economic growth, and human health all depend on the quantity and quality of water supplies. Given this, the significance of water quality monitoring cannot be overstated.This study was aimed at assessing the water quality of River Ethiope. To achieve this, surface water samples were collected from Ethiope River along its banks at the following towns; Umuaja (SWI), Ebedie (SW2), Abraka (SW3), Sapele (SW4) and Ughara (SW5) axis during …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 8–16 Read article
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Assessment of Groundwater Quality of Deoli Tehsil (Tonk District, Rajasthan) with Special Emphasis on Nitrate Analysis
Abstract: High nitrate level in water can cause methemoglobinemia or blue baby syndrome, a condition found especially in infants under six months. For this study, 40 samples were collected from different villages of Deoli tehsil, Tonk, Rajasthan, India during the premonsoon 2011 in clean polyethylene bottles. The nitrate concentration along with physicochemical parameters in drinking water samples was determined by using standard techniques.Keywords: nitrate, blue baby syndrome, Deoli areaCite this ArticleMeena …
Published in Research & Reviews : Journal of Ecology · Vol. 6, Issue 3, 2017 · pp. 1–5 Read article
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Characterization and Optimization of Neem Leaves and Moringa Seed Husk-based Composite Activated Carbon for Efficient Adsorption of Methylene Blue Dye
Abstract: The research in question was meticulously conducted within the premises of the Nigerian Liquefied Gas (NLG) Engineering laboratory, situated at the esteemed University of Maiduguri, Nigeria. This study focuses on the development and characterization of a composite material derived from neem leaves (NL) and Moringa seed husk (MSH) to adsorb methylene blue (MB) dye effluent. The synthesis process involved pyrolyzing MSH and NL at 400°C to produce MSH and NL …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 13, Issue 3, 2023 · pp. 12–22 Read article
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Structural Modification of Sugarcane Bagasse using Alkaline, Acid, and Bleaching Pretreatments for Enhanced Yield of Poly (1→4)-β-D-glucopyranose (Cellulose) and Hemicellulose for Utilization as Biocomposites
Abstract: Sugarcane bagasse, a lignocellulosic byproduct generated in substantial quantities by the sugar industry, represents a promising feedstock for the sustainable production of enzymes and bio-based chemicals. Its high (1→4)-β-D-glucopyranose (cellulose) content, abundant availability, and low cost make it an ideal candidate for bioconversion processes. However, the inherent recalcitrance of bagasse, primarily due to its lignin-rich matrix, necessitates effective pretreatment strategies to enhance enzymatic digestibility. This study presents a comparative investigation …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 983–992 Read article
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Assessing Nanomaterial Toxicity and Environmental Behavior: Toward Sustainable and Safe Nanotechnology
Abstract: The rapid advancement of nanotechnology has introduced engineered nanomaterials into diverse sectors including medicine, agriculture, electronics, and consumer products. However, the unique physicochemical properties that make nanomaterials valuable also raise significant concerns about their potential toxicity to human health and ecological systems. This study presents a comprehensive survey-based analysis of 400 respondents from diverse professional backgrounds across seven countries to assess perceptions and understanding of nanomaterial toxicity mechanisms and environmental …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 28, Issue 1, 2025 · pp. 1–11 Read article
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InSilico Analysis and Homology Modeling of Tetrahydroprotoberberine Oxide involved in the Berberine Biosynthesis
Abstract: Objective: Berberine, a bioactive compound found in various plant species, exhibits diverse pharmacological properties with potential applications in pharmaceutical research. The biosynthesis of berberine involves several enzymatic steps, with (S)-tetrahydroprotoberberine oxidase playing a pivotal role. This study aimed to elucidate the structural and functional characteristics of (S)-tetrahydroprotoberberine oxidase to better understand its role in berberine biosynthesis and its potential biotechnological applications. Methods: Using bioinformatics tools and computational methods, the physicochemical …
Published in Emerging Trends in Metabolites · Vol. 1, Issue 1, 2024 · pp. 7–26 Read article