Search
166 articles for “alkalinized”
-
Experimental Investigation of Effect of Temperature and Molarity on Compressive Strength of Geopolymer Concrete
Abstract: Geopolymer concrete is a relatively new development in the field of concrete, in which regular Portlandcement is completely replaced with pozzolanic material such as fly ash, which is then activated by astrongly alkaline solution to function as a binder in the mix. As a result, we must manufactureenvironmentally friendly concrete to address issues such as global warming and CO2 emissions intothe atmosphere generated by standard Portland cement production. An experimental …
Published in Journal of Experimental & Applied Mechanics · Vol. 12, Issue 3, 2021 · pp. 34–39 Read article
-
A Physicochemical Analysis of Ground Water from Few Selected Areas of Maharashtra, India
Abstract: Water is one of the valuable natural resource known on Earth. It is important to all living organisms of different ecological systems, human health, food production and economic development. Release of hazardous waste disposals such as synthetic agricultural chemicals, weathering of rocks , leaching of soils, human activities such as littering of plastic bags, used water bottles, mining processes, etc…toxic wastes from various industries in water bodies is a serious …
Published in Journal of Water Pollution & Purification Research · Vol. 8, Issue 2, 2021 · pp. 36–42 Read article
-
Sublethal Toxic Effect of Paraquat Dichloride on Tissue Biochemical Markers in Labeo rohita
Abstract: The present study investigated the sublethal toxic effect of the commercial grade herbicide, Paraquat dichloride (24% SL), on Labeo rohita stressing the importance on biochemical parameters. Fishes were exposed to the sublethal concentrations of paraquat dichloride (5 μg/l and 10 μg/l) for 24 h in treated groups. Treated groups showed highly changed biochemical parameters on their exposure to the herbicide paraquat, when compared to the control. Tissues such as brain, …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 11, Issue 2, 2021 · pp. 20–28 Read article
-
Investigation on the mechanical characteristics and productivity of GGBS based geopolymer mortars
Abstract: It has been known for decades that geopolymer will significantly replace cement's function in construction industry. Geopolymer has low creep and shrinkage and a peak compressive strength. That is as per a recent study, geopolymer mortar is made by Fly ash and GGBS. The composition includes (100-60%) GGBS with a 10% substitution of fly ash. Alkali activators used in the research are sodium hydroxide (NaOH) and sodium silicate (Na2SiO3). In …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 253–264 Read article
-
Desk Research on Pollutants for Ecofriendly Environmental Researchers
Abstract: Substances of foreign origin called pollutants, play a main part in alarming health hazards. The essentiality of water is being used without considering the dreadful contaminants. Arsenic, the most potential and dreadful element, is always ignored whenever there is a need for the purification of water for drinking. Rehabilitation of any affected area in view of health issues is highly mandatory as per the international provisions of Environmental legislation. In …
Published in International Journal of Environmental Noise and Pollution Control · Vol. 2, Issue 2, 2024 · pp. 14–27 Read article
-
ISOLATION OF CELLULOSIC NANOPARTICLES FROM COIR FIBRE FOR THE PREPARATION OF NATURAL RUBBER COMPOSITES
Abstract: Coir fibre and natural rubber are renewable and sustainable agro-resources that can be harnessed for the production of finished rubber articles on industrial scale. In this research, coir fibres extracted from coconut husk were subjected to alkaline-peroxide delignification. The delignified fibres were further transformed into coir fibre cellulosic nanoparticles (CFNP) with particle size distribution of 68–311 nm and a polydispersity index (PDI) of 0.371 through friction homogenization. These particles were …
Published in Journal of Polymer & Composites · Vol. 6, Issue 1, 2018 · pp. 9–16 Read article
-
Evaluation of Anti-Oxidant Properties of Lemon Grass Essential Oil in Inhibiting Corrosion of Mild Steel
Abstract: Lemon grass (Cymbopogon citratus) essential oil was extracted by hydrodistillation method, using all glass Clevenger apparatus. The essential oil obtained was used as inhibitor (anti-oxidant) to inhibit the corrosion of mild steel in acid and alkaline media. Samples of mild steel were exposed to acid and alkaline media in the absence of inhibitor and their corrosion rates were evaluated. Subsequently, other samples of the same mild steel were exposed to …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 1, 2016 · pp. 36–41 Read article
-
Monitoring Water Quality of Two Lakes of Belgaum District (Karnataka) with Special Reference to Phytoplankton
Abstract: AbstractA study on physico-chemical characteristics of the Fort Lake and Wadral Lake of Belgaum (Karnataka) was made to monitor the quality of water. Fort Lake exhibits slight alkalinity with pH ranging from 7.3 to 8.0, electrical conductivity 230–310 μS/cm, BOD 0.246–2.0876 mg/L, total hardness 89.33–126.66 mg/L, and total alkalinity 1.52–2.466 mg/L whereas the Wadral Lake water is alkaline with respect to pH variation from 7.8 to 8.1, electrical conductivity 280–430 …
Published in Research & Reviews : Journal of Ecology · Vol. 2, Issue 1, 2013 · pp. 13–17 Read article
-
Development and Characterization of Bottom Ash–Fly Ash–GGBS-Based Geopolymer Composites for Sustainable Applications
Abstract: The growing demand for sustainable construction materials has spotlighted geopolymer concrete (GPC) as an environmentally viable substitute for conventional cement-based systems. This study presents an innovative dual-waste valorization approach, integrating pulverized bottom ash (BA) and ground granulated blast furnace slag (GGBS) as binders while replacing sodium silicate (Na₂SiO₃) in the alkaline activator with treated textile effluent. Unlike prior works that focus solely on solid waste incorporation, this research pioneers the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 32–42 Read article
-
Effect of NaOH & Na2Sio3 on GGBS based Geopolymer Concrete
Abstract: This paper presents the experimental studies on the performance of comparison made by making Geopolymer Concrete (GPC) based on Ground Granulated Blast furnace slag (GGBS),using sodium hydroxide (NaOH )and sodium silicate (Na2Sio3) as alkaline activator. This study has proved that the by-product from iron industries, has the potential to produce cement free concrete, commonly known as Geopolymer concrete (GPC), blast furnace slag is gaining attention to be used as a …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 3, 2020 · pp. 21–45 Read article
-
Development of High-Strength Geopolymer Concrete
Abstract: Pollution in cement production is a major environmental issue throughout the world. Geopolymer concrete is an alternate cement as well as environment-friendly material in construction field. It is also used as an alternative for ordinary Portland cement because of no emission of greenhouse gas CO2. The current limitation in geopolymer concrete has been applied in precast members. The geopolymer concrete is prepared by using fly ash, ground granulated blast furnace …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 1, 2014 · pp. 8–13 Read article
-
Effect of Fiber Addition in Geopolymer Concrete: A Study on Comparison betweenNatural and Artificial Fibers
Abstract: Geopolymer concrete is an inorganic polymer concrete, containing no ordinary Portland cement (OPC). It is produced by reacting alumino-silicate source material with alkaline solution. Geopolymer concrete has highly desirable structural engineering properties, which can lead to significant environmental and economic benefits. Fibers in general and polypropylene (PP) fibers in particular have gained popularity in recent years for use in concrete, mainly owing to their low price and excellent characteristics. Alkalineliquids …
Published in Journal of Structural Engineering and Management · Vol. 2, Issue 1, 2015 · pp. 18–24 Read article
-
Investigation on the Characteristics of Flood Water Quality in Egi Clan in Rivers State of Nigeria
Abstract: Physicochemical analysis of flood water was performed in four communities in Egi Clan: Ogbogu, Obagi, Oboburu and Akabuka in Rivers State, Nigeria. The physiochemical perameters analysed were: pH, chloride, sulphate, iron, conductivity, total hardness, alkalinity, turbidity, total dissolved solids, and total suspended solids. The result of pH of the four communities in the order above were 6.34, 5.04, 5.50 and 5.90 for chloride: 50.4 mg/l, 171.9 mg/l and 198.52 mg/l …
Published in Journal of Water Pollution & Purification Research · Vol. 8, Issue 2, 2021 · pp. 33–43 Read article
-
Biotechnological Prospective of a Group of Beneficial Extremophiles Isolated from Different Sources
Abstract: Extremophiles thrive in terrestrial hot springs, hydrothermal vents, glacial ices, saline lakes, solar saltern and acidic and alkaline niches; moreover a group of the extremophiles may grow in household hazardous waste, solvents containing cleaning and polishing chemicals, heavy metals contaminated sites, or in several other habitats such as aphotic, anoxic, athalassohaline and thalassohaline habitats that were previously considered inhospitable for life. Beside aforementioned extreme niches, extremophiles also dwell in poultry …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 10, Issue 2, 2020 · pp. 10–13 Read article
-
Agro- residue Pretreatment Tools and Techniques: A Detailed review
Abstract: This review examines the significance of biomass pre-treatment in facilitating efficient biofuel production from lignocellulosic materials. Different methods of pre-treatment, such as acid, alkaline, liquid hot water, ionic liquids, organosolv, ozonolysis, wet oxidation, steam explosion, ammonia fiber explosion (AFEX), carbon dioxide explosion, and biological pretreatment, are examined in terms of their underlying principles, benefits, and drawbacks. Acid pretreatment effectively hydrolyzes hemicellulose but suffers from equipment corrosion and high operational costs, …
Published in Research & Reviews : Journal of Botany · Vol. 13, Issue 1, 2024 · pp. 22–31 Read article
-
Impact of Chemical Conditioning on the Mechanical Performance of Pine Fibre-Reinforced Composites
Abstract: The study examines the effects of treatments like alkaline, silane, and acetylation on enhancing the mechanical strength and reducing water absorption in pine fiber-reinforced composites. Natural fibres, while eco-friendly and sustainable, present challenges in fibre-matrix adhesion due to their hydrophilic nature, impacting composite performance. Chemical treatments were employed to modify fibre surface characteristics, enhance interfacial bonding, and thereby improve mechanical properties. Silane-treated composites exhibited the highest tensile and flexural strengths, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 140–150 Read article
-
Investigation on Mechanical Properties of Geo Polymer Concrete With Fly Ash and Steel Fibers
Abstract: The goal of this project was to manufacture fly ash-based geopolymer concrete (FAC), a more environmentally friendly substitute for conventional Portland cement concrete (OPC) by using fly ash (FA) in place of cement. The study discovered that the properties of FAC were comparable to those of OPC, and that the concrete's performance was greatly impacted by the geopolymer's polymeric nature. The geopolymerization process was started with an alkaline solution, and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 250–260 Read article
-
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
-
Mechanical Analysis and Advanced Manufacturing of Eco-Friendly Groundnut Shell Powder Reinforced Epoxy Composites
Abstract: Polymer composites reinforced with natural materials are gaining significant attention because of their eco-friendly nature, cost-effectiveness, and favorable mechanical properties. This research explores the creation and mechanical analysis of epoxy composites strengthened with groundnut shell powder (GSP), exploring both untreated and benzoyl chloride-treated GSP variations. The research emphasizes utilizing agricultural waste material while achieving enhanced mechanical properties through surface modification and advanced fabrication techniques. The composites were manufactured using the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 174–185 Read article
-
Study of pH Behaviour of Slurry on Surface Morphology of Copper Material with Single Pole Magnetic Abrasive Finishing Process
Abstract: The chemical oxidizers—sodium hydroxide, Marshall’s acid salt, and hydrogen peroxide—were effectively employed in the wet polishing of copper using the SPMAF experimental setup. The manuscript explores preparation of slurry used for polishing copper material using single pole magnetic abrasive finishing (SPMAF) framework. The slurry contains distilled water, 1200-grit aluminum oxide abrasives, sodium hydroxide (NaOH), potassium persulfate (K₂S₂O₈), and hydrogen peroxide (H₂O₂), combined in precise amount. Specifically, 100 ml of distilled …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1887–1896 Read article