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133 articles for “Physico-chemical study”
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Characterization studies on surface activation of phosphor bronze wire mesh via different chemical means for water distillation applications
Abstract: Surface activation of phosphor bronze structured packing modules is an important step in the manufacturing of high efficiency water distillation columns as it ensures excellent mass transfer behaviour and overall process intensification. These packed columns are used in the nuclear industry for heavy water production and purification. Activation is generally achieved through a treatment involving aqueous NaOH solution with bubbling of oxygen gas through it. This leads to the development …
Published in Journal of Nuclear Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 10–23 Read article
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Evaluation of Physiochemical, Functional and Sensory Properties of Ice-Cream Incorporated with Tomato Juice
Abstract: AbstractRecently, consumers have tended to functional foods with more natural antioxidants, dietary fibers, minerals, vitamins, natural colorants and free of synthetic additives, etc. and tomato juice ice-cream will greatly contribute to this feature. This study determines the effect of tomato juice concentrations on the physico-chemical, functional and sensory properties of tomato juice ice cream. pH, texture, viscosity, melting rate and overrun were used to analyze the physico-chemical and functional properties …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 9, Issue 1, 2020 · pp. 1–9 Read article
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Physicochemical Analysis of Kollidam River, Tamil Nadu, India
Abstract: The present study was conducted in the time period of one year (January 2011–December 2011) with an aim to find out the physicochemical nature of water at three different sites of Kollidam River in order to analysis the physical properties and chemical nature of its water and the impact of sites on their concentration. Three sites were selected for the study purpose and the samples were collected on monthly basis. …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 8, Issue 1, 2018 · pp. 11–15 Read article
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FT-IR Analysis of Single Walled Carbon Nanotubes based PA12/PMMA Nanocomposites
Abstract: Development of new polymer composites for different applications is gaining interest. In this context, the author has synthesized novel blends and its nanocomposites consisting of Polyamide12 (PA12), Poly methyl methacrylate (PMMA), functionalized and non-functionalized carbon nanotubes by using melt extrusion, followed by injection molding technique. To understand molecular interaction among the blend components, these composites, namely PA12/PMMA blend and PA12/PMMA/SWCNT, SWCNT-OH, SWCNT-COOH nanocomposites are characterized by infrared spectroscopic (IR) methods. …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 2, 2019 · pp. 75–82 Read article
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Phytoremediation of Aquaculture Wastewater: Duckweed (Lemna minor L.) as a Phytoremediator
Abstract: Aquaculture systems discharge huge quantities of waste into the aquatic ecosystem, in the form of excretory products and excess feed. These have grave implications on physicochemical and biological quality of the receiving environment. The study aimed to determine potential of duckweed (Lemna minor L.) for phytoremediation of aquaculture effluent. Hundred grams (100 g) of duckweed was grown in 10 L aquaculture effluent for 7-, 14-, 21-, and 28-day retention period …
Published in International Journal of Pollution: Prevention & Control · Vol. 3, Issue 1, 2025 · pp. 13–19 Read article
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Physicochemical Qualitative Analysis of River Water, Underground Water and Pond Water of Rewa City, Madhya Pradesh, India
Abstract: In this research, study of physical-chemical qualitative analysis of river water, underground water and pond water of Rewa city, Madhya Pradesh, India in the year of 2016 has been done. All the water samples are within prescribed limits as suggested by the World Health Organization, Indian Standard Institute and BIS desirable limit. Yearly variation in physical and chemical parameters like temperature, turbidity, color, odor, pH value, total hardness, calcium (Ca2+), …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 3, 2016 · pp. 17–34 Read article
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Biomedical Applications of Green-Synthesized Cobalt Oxide Nanoparticles
Abstract: The biomedical potential of cobalt oxide nanoparticles (Co3O4 NPs) synthesized via green methods is gaining recognition due to their biocompatibility and multifunctionality. This article reviews the antibacterial and anticancer properties of Co3O4 NPs synthesized using Delonix regia leaf extract. Characterization techniques confirmed their nanoscale size and uniform morphology. The antibacterial assay against Escherichia coli revealed significant activity, attributed to enhanced permeability and interaction with bacterial membranes. These findings highlight the …
Published in Emerging Trends in Chemical Engineering · Vol. 12, Issue 1, 2025 · pp. 20–29 Read article
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Purificaton and Characterization of Laccase from White-rot Fungi Ganoderma sp.
Abstract: The main objective of this project is to characterize and purify the laccase (benzenediol: oxygen oxidoreductase) enzyme from white-rot fungi Ganoderma sp. The enzymes is purified by ammonium sulphate precipitation and dialysis and further purified by column chromatography. This laccase is run on SDS-PAGE and molecular mass is determined. Finally physico-chemical properties like optimum pH; temperature, inhibition and substrate specificity of purified enzyme is also studied.
Published in Research and Reviews : A Journal of Biotechnology · Vol. 1, Issue 1, 2011 · pp. 1–10 Read article
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Skeletal Fluorosis in Populace of Deoli Tehsil (Tonk District), Rajasthan, India
Abstract: ABSTRACT:Fluorosis is a slow, progressive, crippling malady, which affects every organ, tissue and cells in the body and results in health complaints having overlapping manifestations with several other diseases. Fluoride contents enter into the body by water, food, fluoride dust, air fumes, drugs, cosmetics, industrial fluoride and neighbourhood. The consumption of fluoride in high level of 1.5 ppm leads to cases of skeletal fluorosis. For this purpose, 130 samples were …
Published in Journal of Water Pollution & Purification Research · Vol. 4, Issue 3, 2017 · pp. 24–28 Read article
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Development of Shelf-stable Oral Rehydration Drink with Whey and Red seaweed (Kappaphycus alvarezii)
Abstract: The present study aimed at developing a whey based oral rehydration drink (ORD) incorporated with red seaweed. The ORD was formulated with seaweed, sodium chloride, potassium chloride and sugar at the concentrations of 1.0 w/v%, 0.20 w/v%, 0.075 w/v% and 15 w/v% respectively and a whey:water ratio of 1:1.5. The ORD with 1.0 w/v% seaweed obtained the highest overall sensorial acceptability. This drink was further subjected to storage study for …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 13, Issue 1, 2024 · pp. 20–27 Read article
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An Assessment of Interfacial Chemistry and Character of Fiber/Polymer Microcomposites
Abstract: AbstractThe interfacial chemistry and character of hygrothermally treated E-glass/epoxy microcomposite have been investigated by Fourier transform infrared spectroscope (FTIR-imaging), temperature-modulated differential scanning calorimeter (TMDSC) and scanning electron microscope (SEM) techniques. The physico-chemical interactions occurring between absorbed water molecules and the network of a tetrafunctional epoxy resin were studied by FTIR-imaging. This is used to study the mechanistic details of epoxy curing on the molecular level. Absorbance peaks of OH stretching …
Published in Journal of Polymer & Composites · Vol. 1, Issue 1, 2013 · pp. 1–5 Read article
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Prioritization, Characterization and Geo-spatial Location of River Training Structures for Vrishabhavathi River using GIS Techniques
Abstract: Bengaluru drainage characteristics of natural catchments have drastically altered due to unplanned urbanization, increasing volume and rate of surface runoff. The frequent blockage of drainage system due to indiscriminate disposal of solid waste, encroachment of wetlands and increasing volume of flow makes coping up and worsening the present drainage systems. These problems of urban floods can be prevented by taking necessary precautions in places where these urban floods could occur. …
Published in Journal of Remote Sensing & GIS · Vol. 8, Issue 3, 2017 · pp. 33–45 Read article
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Standardization and Diuretic Activity of Hydro-alcoholic Extract of Mukia maderaspatana Whole Plant in Experimental Rats
Abstract: In this present study, the purity of Mukia maderaspatana a Cucurbitaceae plant in powdered form was standardized by the common physico-chemical analysis like ash values, extractive values and moisture content. The results show that total ash, sulfated ash, water soluble ash and acid-insoluble ash of 21.5% w/w, 33% w/w, 10% w/w and 2.5% w/w respectively were up to standard. The water-soluble and alcohol-soluble extractive values were 8.5 and 3.2% w/w …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 4, Issue 2, 2013 · pp. 10–15 Read article
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Studies on Extraction of Bioflavonoids from Seeds of Cucumis melo
Abstract: Cucumis melo belongs to Cucurbitaceae family. It contains high-content of bioflavonoids (quercetin and rutin) and phenolic compounds. It shows various pharmacological activities like anti-cancer, anti-oxidant, anti-ulcer, anti-diabetic, anti-helminthic. In this research, the optimization of physico-chemical parameters like effects of different solvents, solvent percentages, pH, extraction time and particle mesh size for the extraction of bioflavanoids from seeds of Cucumis melo have been studied. For the extraction of quercetin, the optimum …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 11, Issue 3, 2020 · pp. 43–48 Read article
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Physicochemical Characterization of Niger crude for processing and transport
Abstract: Niger crude oil physic chemical properties which influence it processing and flow behavior was investigated in this study. The bulk characterization includes specific gravity, viscosity, pour point, freezing point, wax content, sulfur content, SARA fraction and the Colloidal Instability Index analyses. Results indicate that the crude oil is paraffinic, light and sweet with high wax content (24.8%).The rheological behavior studied from the viscosity variation show that it is very viscous …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 38–43 Read article
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Effect of Extrusion Variables on Physico-chemical Properties of Pearl Millet Flour-Based Expanded Snacks
Abstract: n expanded ready-to-eat snack was developed for school going children (5–15 years) as per ICMR guidelines using the blend of pearl millet (60%), QPM (30%) and green gram (10%) through extrusion processing. Response surface methodology was used to study the effects of feed moisture content (10–22% w.b.), screw speed (200–600 rpm) and barrel temperature of the exit end (80–160 °C) on extruder system parameter (specific mechanical energy) and physical properties …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 5, Issue 1, 2016 · pp. 11–22 Read article
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Enhancement of Lycopene Content in Tomato Pulp by the Addition of Tomato Peel Paste—Optimization and Utilization
Abstract: In tomato processing industry tomato peel is discarded as waste, it is rich in lycopene which is a phytochemical. This paper was focused on the utilization of tomato peel in tomato paste and optimization of the process using Response Surface Methodology (RSM). The levels of skin paste and pulp were taken as independent variables whereas lycopene content and Overall Acceptability (OAA) were taken as responses. Numerical optimization was used to …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 9, Issue 2, 2020 · pp. 31–37 Read article
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Impact of Fly Ash Pollution on Quality of Agricultural Soils Around Thermal Power Station
Abstract: The coal-fired Khaparkheda Thermal Power Station (KTPS) and its fly ash pond in Nagpur District, Maharashtra, India has been responsible for serious fly ash pollution incidents of agricultural soil. The present study was carried out on the quality of soil samples around the fly ash pond and KTPS. The physicochemical and chemical characteristics of soil samples were observed to be affected due to fly ash pollution. The fertility of soil …
Published in Research & Reviews : Journal of Ecology · Vol. 14, Issue 1, 2025 · pp. 6–17 Read article
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Physicochemical Parameters for Water-Environment Quality Testing: A Review
Abstract: The increasing threat posed by contaminants in air, water, and soil is a pressing issue globally, exacerbated by population growth, industrialization, and agricultural practices. These factors contribute to significant water pollution, introducing harmful substances that compromise human health. Natural processes, such as weathering and soil leaching, alongside mining activities, further degrade water quality. Regular monitoring of drinking water is essential, as contaminated sources can lead to a variety of waterborne …
Published in International Journal of Pollution: Prevention & Control · Vol. 3, Issue 1, 2025 · pp. 08–12 Read article
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Assessment of Heavy Metals in Underground Water Situated at Automobile Workshops in Ede Metropolis
Abstract: The study investigated the determination of heavy metals concentration (Co, Cd, Ni, Pb, and Cr) in underground water situated in auto-mobile workshops in Ede metropolis. Four different samples were collected, two from the auto-mobiles workshop while two were collected 50 meters away from the Auto-mobiles workshop in both local governments which served as control. The result was Cr-0.416– 0.477 mg/L; Cd-0.018–0.040 mg/L; Pb-0.038–0.066 mg/L; Ni-0.042–0.052 mg/L; Co-0.043–0.200 mg/L. Cobalt has …
Published in Research & Reviews : Journal of Statistics · Vol. 11, Issue 4, 2022 Read article