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213 articles for “C-Substituted”
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Floating Cities from Concept to Creation :Neighbourhood Guide to the Future Development
Abstract: Today cities are overpopulated and only 40% of space is left to house the world's population by 2050. Due to ever rising sea level 90% of coastal cities will be affected by flooding by the end of the century. This research aims to study about the floating city as a substitute. Floating cities shape to construct all of the infrastructure required for a water-based metropolis while also providing contextual space …
Published in International Journal of Urban Design and Development 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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Quantitative Mass Balance Modelling for the Synthesis and Production of Ten High-Volume Insecticides
Abstract: This study presents a detailed quantitative mass balance analysis for the industrial synthesis and production of ten high-volume insecticides: acequinocyl, acetamiprid, acynonapyr, alpha-cypermethrin, benzpyrimoxan, bifenazate, bifenthrin, bistrifluron, broflanilide, and bromofos, focusing on material flows, process efficiencies, and environmental implications. These compounds, spanning diverse chemical classes like neonicotinoids, pyrethroids, and meta-diamides, are essential for crop protection but pose challenges due to resource-intensive syntheses and waste generation. For each insecticide, standardized manufacturing …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 3, 2025 · pp. 36–55 Read article
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Sensory Psychology of Supergrain Bakery: Consumer Perception Beyond Taste
Abstract: Bakery products remain a cornerstone of diets worldwide, yet wheat-based formulations are increasingly supplemented or replaced as consumers demand healthier, more functional alternatives. Supergrains such as quinoa, amaranth, millet, and cowpea, together with fruit-based flours such as guava flour, have been extensively investigated to enrich wheat-based products and improve their nutritional value. At the same time, the science of sensory psychology has become central to product acceptance, as taste, aroma, …
Published in International Journal of Nutritions · Vol. 3, Issue 2, 2026 Read article
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Sustainability and Mechanical Performance Evaluation of Cementitious Composites Reinforced with Waste Rubber Aggregates and Ground Granulated Blast Furnace Slag
Abstract: The development of environmentally responsible composite materials has gained global momentum with the shift toward circular and sustainable construction practices. In this work, the performance of cementitious composites that partially substitute natural fine and coarse aggregates with recycled rubber aggregates from end-of-life tires and Ground Granulated Blast Furnace Slag (GGBS) as an additional cementitious material is examined. A total of thirty composite mixes were formulated by varying GGBS (10–30%) and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1164–1180 Read article
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Geopolymer Concrete with Cenosphere as Fine Aggregate: A Material Characterisation
Abstract: Geopolymer concrete (GPC) is regarded as the successor to traditional concrete as it eliminates the requirement for conventional Portland cement during its manufacturing process, hence decreasing CO2 emissions. This study employed Cenosphere, which are lightweight fine materials, to partially substitute the volume of sand in GPC. Cenosphere was utilized in proportions of 20%, 40%, 60%, and 100%. This experiment examined the fresh and hardened characteristics, durability against freezing and thawing, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 143–151 Read article
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Thin Film Solar Cells: Progress in Materials, Fabrication, and Efficiency Enhancements
Abstract: Thin film solar cells (TFSCs) have drawn a lot of interest because of their potential for efficient and reasonably priced photovoltaic energy conversion. Their flexibility, low weight, and lower material consumption make them a desirable substitute for conventional solar cells made of crystalline silicon. This review explores recent advancements in TFSC technology, with a focus on materials, fabrication techniques, and efficiency improvements.Various thin-film materials, such as amorphous silicon (a-Si), perovskite, …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 37–42 Read article
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Synthesis and characterization of mixed SnO2-ZnO Nano composites material to study the kinetics of catalytic reduction of Aromatic Nitro compounds
Abstract: A straightforward and cost-effective method was employed to synthesize zinc oxide (ZnO) nanostructures supported on tin oxide (SnO₂) for catalytic applications. This hybrid nanocomposite, formed by integrating ZnO with SnO₂, exhibited impressive catalytic activity in the reduction of various nitro compounds. The synergistic interaction between ZnO and SnO₂ significantly enhanced the surface area and active sites of the catalyst, thereby improving its overall efficiency. The resulting SnO₂-ZnO nanocomposite not only …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 3, 2025 · pp. 8–14 Read article
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Geopolymer Concrete Composites and its Properties- A Clean and Sustainable Development
Abstract: Production of geopolymer composites, an inventive and environmentally friendly substitute for regular Portland cement concrete, involves the polymerization of several industrial waste materials, including fly ash, powdered granulated blast furnace slag, silica fume, and rice husk ash, using solutions that are very alkaline. Because this technique removes the requirement for calcination, which is a significant contributor of CO2 emissions during the manufacturing of OPC, GPC is more ecologically friendly. Alkaline …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 284–300 Read article
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A Study of Composite Concrete Using Palm Oil Fuel Ash (POFA) as a Partial Replacement for Cement in Self Compacting Concrete
Abstract: Due to its flexibility at young ages and its capacity to be moulded into any necessary structural form and shape, concrete is the most commonly used construction material. For concrete to be workable and to have the necessary strength and durability, thorough compaction utilising vibration is typically necessary. Large numbers of voids are caused by inadequate concrete compaction affecting the structural strength and long-term toughness. Self-Compacting Concrete (SCC) offers a …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 76–86 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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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
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Design of Lead-Free Perovskite (CH3NH3SnX3, X=I) Solar Cell using SCAPS-1D
Abstract: Research on renewable energy conversion technology has accelerated due to the world's growing energy needs. Researchers from all over the world are interested in lead-based perovskite materials. These cells are being developed as a substitute for conventional solar cells (SCs) because they have the potential to increase solar energy conversion efficiency. Lead's advantageous electrical and optical characteristics make it a viable option for photovoltaic and optoelectronic applications. Lead's limited material …
Published in Journal of Semiconductor Devices and Circuits · Vol. 12, Issue 1, 2025 · pp. 37–43 Read article
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Electric Vehicle Prospects and Obstacles in India
Abstract: India has a lot of prospects and obstacles when it comes to the adoption of electric cars (EVs). As the country seeks to address pressing environmental concerns, reduce dependence on fossil fuels, and promote sustainable growth, the shift to EVs is seen as a critical step forward. India's move to electric cars (EVs) is a significant change in the automotive and energy industries of the nation, with significant potential economic …
Published in Journal of Automobile Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 20–25 Read article
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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
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SIBR/Aloe barbadenis Mill.: A Review on Medicinal Utility from the Perspective of Unani Medicine
Abstract: Aloe barbadensis Mill., known as Sibr in Unani medicine, is a time-honored medicinal plant belonging to the family Liliaceae. Revered across cultures and healing systems, it has been extensively described in Unani literature under various names such as Elwa, Musabbar, and Ghikwar. This review aims to comprehensively explore the medicinal utility of Sibr from an Unani perspective while integrating evidence from modern pharmacognosy, phytochemistry, and pharmacology. Traditionally, the dried juice …
Published in Research & Reviews : A Journal of Unani, Siddha and Homeopathy · Vol. 12, Issue 3, 2025 · pp. 22–29 Read article
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Recycling and Reinforcement of Retired EV Battery Materials in Polymer Composites for Sustainable Engineering Applications
Abstract: The rapid proliferation of electric vehicles (EVs) has led to a substantial increase in lithium-ion battery waste, necessitating sustainable strategies for material recovery and reuse. This review explores the valorization of retired Electrical Vehicle batteries within polymer and composite systems, highlighting second-life applications as a promising pathway toward circular material utilization. Batteries retaining 70–80% of their original capacity remain suitable for extended use; however, beyond conventional energy storage, their constituent …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 362–371 Read article
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Performance and Exergy Loss Analysis for a Single Slope Solar Still Using PMMA
Abstract: A solar still constructed using polymethyl methacrylate (PMMA) represents an improved approach to solar desalination, in which conventional materials such as metal or concrete are substituted or reinforced with PMMA- based composites PMMA sheets are often used as the transparent glazing cover of the solar still instead of glass. It allows maximum solar radiation to pass into the basin, heating the saline/brackish water effectively. A tubular solar still made from …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 799–807 Read article
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A Review of Electrification Trends in Agricultural Tractors: New Developments, Difficulties, and Opportunities
Abstract: A farmer is constantly searching for methods to make farming easier and use less money or labor. The main factor contributing to the high cost of farming is the use of tractors. Tractors are more expensive due to their high fuel consumption. But technology has intervened and provided an answer. The electrical engineering world’s idea to switch from fuel to DC batteries has made electric tractors more accessible and reliable …
Published in Trends in Transport Engineering and Applications · Vol. 13, Issue 1, 2026 · pp. 17–23 Read article
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How do Polymer-derived Implants Influence Patient-Reported Outcomes (PRO) in Cardiovascular and Orthopaedic Procedures
Abstract: Implants derived from polymers have surfaced as adaptable substitutes for conventional metallic devices in cardiovascular and orthopedic treatments because of their adjustable mechanical characteristics, biocompatibility, radiolucency, and ability for surface alteration. This systematic review assesses the impact of polymer-based implants such as PEEK, UHMWPE, bioresorbable polymer scaffolds, and drug-eluting systems on outcomes reported by patients (PROs). Findings from 42 qualifying studies show overall positive impacts on pain alleviation, functional recovery, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1821–1834 Read article