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88 articles for “chemistry for the environment”
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Exploring Molecular Spectroscopy: Insights into Chemical Structures and Interaction
Abstract: A key tool for understanding the dynamics, structure, and interactions of molecules is molecular spectroscopy. This abstract outlines the key principles and techniques employed in modern molecular spectroscopy, highlighting its significance in various scientific disciplines. The focus is on the principles of absorption, emission, and scattering of electromagnetic radiation by molecules, leading to valuable insights into molecular properties. The abstract begins by discussing the basic principles of molecular spectroscopy, emphasizing …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 1, Issue 1, 2023 · pp. 11–16 Read article
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Biquid Filter Based Equalization Through Plastic Optical Fiber
Abstract: Plastic Optical Fiber (POF) is increasingly recognized for its advantages in high-speed data transmission, particularly over short distances. Unlike traditional glass optical fiber, POF uses a polymethyl methacrylate (PMMA) core with a fluorinated polymer cladding, resulting in a larger core diameter that simplifies alignment and splicing. Recent advancements include the development of graded-index POF (GI-POF), where the core's refractive index gradually decreases from the center outward, minimizing modal dispersion and …
Published in Journal of Microelectronics and Solid State Devices · Vol. 11, Issue 2, 2024 Read article
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IP Transcendence: Unifying IPv6 Over IPv4 Network
Abstract: Dynamic routing also called adaptive routing like traditional glass optical fiber, POF uses a polymethyl methacrylate (PMMA) core with a fluorinated polymer cladding, resulting in a larger core diameter that simplifies alignment and splicing. POF's adaptability is one of its main benefits. Because of their fragility and stiffness, ordinary glass fibers would not be practicable in certain situations where POF can be put. POF is a great option for intricate …
Published in International Journal of Electrical Power and Machine Systems · Vol. 2, Issue 1, 2024 · pp. 36–42 Read article
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Polymer Chemistry and Its Applications in Pharmaceutical Composite Formulations
Abstract: Polymer chemistry plays a critical role in pharmaceutical formulations, particularly in enhancing drug stability, bioavailability, and controlled release. Polymers are widely utilized in drug delivery systems. Polymers are widely used in pharmaceutical sciences for drug delivery, controlled release, and stability enhancement. This paper explores the role of polymers in the extraction and formulation of glycyrrhetinic acid from Glycyrrhiza glabra, a bioactive compound. Various polymer-based extraction and purification techniques are discussed, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 216–221 Read article
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Estimating Heavy Ion Concentrations in the Shatt AlKufa Area and Studying Methods for Recycling Wastewater
Abstract: This study includes practical methods for treating chemical pollution in wastewater. The proper disposal of wastewater is essential for providing a healthy environment for communities, adhering to international standards and utilizing the latest chemical and scientific methods to maintain a surrounding environment free from sewage pollutants. The goal of wastewater treatment is to prepare it for discharge into agricultural drains or for use in irrigation. Treatment removes a large percentage …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 1, 2026 · pp. 17–22 Read article
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Experimental and Simulation Study on Reduction Kinetics of Magnetite Ore by using Hydrogen
Abstract: In the present work, magnetite ore fines pellets were prepared for a study of reduction kinetics using hydrogen gas. In the present work, various parameters are investigated to assess their influence on reduction kinetics with respect to hydrogen utilisation. The different input variables influence the process, yielding the reduction fraction. The effect of temperature on reduction kinetics with hydrogen flow rate was explored for the optimum value of these parameters. …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 1, 2026 Read article
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Synthesis of Thermal Resistant and Transparent Al2O3 Reinforced Epoxy-Based Composite Coatings
Abstract: This study explores the influence of thermal treatment on the structural, optical, and surface wettability characteristics of epoxy-based composite coatings reinforced with 3 wt.% aluminum oxide (Al₂O₃) nanoparticles. The coatings were synthesized via a dip-coating method on carbon fiber substrates and subjected to controlled thermal treatments at 300 °C, 400 °C, and 500 °C to assess their thermal resilience. X-ray diffraction (XRD) analysis confirmed the structural integrity of the composite …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 178–183 Read article
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Neuromorphic Self-Learning Polymer–MXene Photovoltaic Composites with Embedded Memristive Energy Routing for Adaptive Solar Energy Harvesting
Abstract: This dynamic and fast-growing intelligent renewable energy system requires photovoltaic materials that can autonomously adapt to fast-changing environmental conditions. In this study, a novel system is proposed for adaptive harvesting of solar energy based on Neuromorphic Self-Learning Polymer–MXene Photovoltaic Composites (NSPMPCs) with embedded memristive energy routing networks. To boost the charge generation and charge transport in the polymer–MXene heterostructure, the flexibility and processability of conductive polymers are integrated with the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Climate Change and Air Pollution Dynamics: Synergistic Effects and Mitigation Strategies
Abstract: Climate change and air pollution are deeply interlinked environmental problems that jointly exacerbate human health, ecosystem integrity, and economic well‑being. As global temperatures rise, shifts in meteorological conditions—such as increased heat, altered precipitation, and more frequent extreme weather events—modify pollutant generation, dispersion, chemical transformation, and removal processes. Meanwhile, many sources of air pollution are also sources of greenhouse gases (GHGs), giving rise to potential co‑benefits or trade‑offs when formulating mitigation …
Published in International Journal of Environmental Noise and Pollution Control · Vol. 3, Issue 2, 2025 · pp. 38–42 Read article
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Innovative Synthesis Techniques and Comprehensive Mechanical Characterization of Biopolymer-Based Composites for Advanced Applications in Biochemistry and Materials Sciences
Abstract: Biopolymer-based composites have gotten a lot of attention lately because they could be used in biology and materials science in interesting ways. The main goal of this study is to come up with new ways to make composites and then fully characterize their material properties so that they can be used in more advanced ways. During the production step, a new method is used that combines green chemistry ideas with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 119–136 Read article
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Advances in Polymer-Based Orthodontic Materials for Enhanced Treatment Efficiency
Abstract: Polymers, particularly shape-memory polymers, fiber-reinforced composites, and elastomeric materials, provide enhanced mechanical properties such as flexibility, durability, and controlled force application, leading to improved treatment outcomes. These materials offer superior biocompatibility, reducing irritation and discomfort for patients while ensuring efficient and predictable tooth movement. It is important to note one of the key advancements in orthodontics is the use of shape-memory polymers, which can respond to temperature or external stimuli, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 1016–1024 Read article
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Synthesis and Spectral Characterization of Complexes Tin(II) With 4-Nitrophenol
Abstract: Tin(II)4-nitrophenoxide complexes with the formulas SnCl(OC₆H₄NO₂-4) and Sn(OC₆H₄NO₂-4)₂ were prepared through the reaction of stannous chloride (SnCl₂) with 4-nitrophenol (HOC₆H₄NO₂-4) in 1:1 and 1:2 molar ratios, respectively. The reaction was performed in tetrahydrofuran (THF) with diethylamine serving as the base. The resulting compounds were characterized through elemental analysis, determination of molecular weight, molar conductance measurements, and spectroscopic methods including IR and ¹H NMR spectroscopy. Current investigations are directed toward assessing …
Published in International Journal of Advance in Molecular Engineering · Vol. 4, Issue 1, 2026 · pp. 22–26 Read article
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Rubber Materials: Synthesis, Key Properties, and Cutting-Edge Applications
Abstract: Because of its special blend of flexibility, durability, and ability to adapt, rubber and rubber products have long been essential to many different sectors. The synthesis processes used to produce rubber are discussed in this overview, with a focus on developments in polymer chemistry and processing approaches that improve material qualities. Important characteristics, including tensile strength, resilience, and chemical resistance are brought out, highlighting their significance in a variety of …
Published in International Journal of Industrial and Product Design Engineering · Vol. 3, Issue 1, 2025 · pp. 12–23 Read article
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Carbon Dioxide as a Fundamental Component in Sustainable Organic Synthesis
Abstract: A lot of people are interested in carbon dioxide (CO₂) as a cheap, plentiful, and safe source of carbon for making chemical processes more sustainable. Using it as a C1 building block in organic synthesis is a promising way to make products with added value while having less of an impact on the environment. This article examines current advancements in CO₂ fixation into organic compounds, emphasising the creation of effective …
Published in International Journal of Advance in Molecular Engineering · Vol. 3, Issue 2, 2025 · pp. 22–34 Read article
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Sustainable Concrete Solutions: Chemically Predictive Modeling of Geopolymer Versus Ordinary Concrete in a Circular Economy
Abstract: Concrete is a fundamental structural material widely used in civil engineering projects. It plays a key role in various types of building structures, with its quality directly influencing the durability of the construction. This research focuses on assessing the current state of concrete construction, highlighting critical issues and technical aspects in the process, while emphasizing the importance of improving construction quality and management practices. Geopolymer concrete (GPC) presents a viable …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 170–192 Read article
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Catalyst: Free Synthesis of Bioactive Molecules via Green Chemical Principles
Abstract: This study explores the catalyst-free synthesis of bioactive molecules, emphasizing the application of green chemical principles. Traditional synthetic methods often rely on hazardous reagents, solvents, and metal catalysts, which can pose significant environmental and health risks. In contrast, the catalyst-free approach leverages benign reaction conditions, such as solvent-free systems, ambient temperature, and pressure, to achieve efficient and selective transformations. We present a comprehensive investigation into various bioactive molecule syntheses, including …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 1, 2024 · pp. 17–21 Read article
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Metal Nanoparticle: Synthesis, Properties, and Their Dermatological and Cosmetic Impacts
Abstract: Nanoparticles (NPs) are materials with dimensions under 100 nm and various shapes, such as spheres and rods. Their advancement offers transformative potential in medical and healthcare fields. The increased application of NPs across molecular biology, chemistry, medicine, and material science reflects their growing importance. Due to their large surface area, NPs enhance substance delivery through the skin, benefiting cosmetic applications by improving penetration, efficacy, and targeted delivery of active ingredients.With …
Published in Recent Trends in Cosmetics · Vol. 2, Issue 2, 2025 · pp. 1–6 Read article
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RP-HPLC method for simultaneous determination of Drospirenone and Ethinylestradiol in Bulk and their Pharmaceutical dosage form
Abstract: Oral contraceptive is used to prevent the pregnancy which is contain hormones to block the release of eggs from the ovaries. Most of them contain estrogen and progesterone. Nowadays, usage of hormonal contraceptive is sharply enhancing; around 100 million of women worldwide are taking these drugs. With this drug fertility rate can be supressed as long as they want or plan their activity along with these drugs provide efficacy, reliability, …
Published in Trends in Drug Delivery · Vol. 11, Issue 3, 2024 · pp. 46–67 Read article
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Phosphorescence of Carbon Nanodots – The Phenomena and the Applications
Abstract: Photoluminescence has emerged as a fundamental phenomenon in modern biomedical science, enabling advanced diagnostic, therapeutic, and theranostic applications through light–matter interactions at the nanoscale. The ability of photoluminescent materials to absorb electromagnetic radiation and emit light at distinct wavelengths has been widely exploited in bioimaging, biosensing, drug delivery tracking, and photodynamic therapy. Among various photoluminescent nanomaterials, carbon nanodots have attracted significant attention due to their strong emission intensity, tunable fluorescence, …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 4, Issue 1, 2026 · pp. 01–05 Read article
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Advanced Polymer-Based Packaging Composite with Metal Oxide Nanofillers: Synthesis, Characterization, and Applications
Abstract: The development of high-performance polymeric composites for food packaging applications has gained significant attention in recent years due to increasing concerns about food safety, durability, and environmental impact. The increasing demand for active packaging materials that not only protect food but also extend shelf life has led to extensive research into polymer-based antimicrobial composites. Traditional packaging materials, including plastics, ceramics, and metals, often lack bioactive properties and can contribute to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 56–63 Read article