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1963 articles for “Barrier properties and SEM/DSC” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Green Solvents in Synthesis of Schiff’s Base: A Comprehensive Review of Sustainable Approach
Abstract: The synthesis of Schiffs & bases is a fundamental process of organic synthesis that traditionally involves using hazardous organic solvents. These solvents pose significant risks to both the environment and human health due to their toxicity, volatility, and persistence in nature. These negative effects of organic solvents have led to the development of greener and more sustainable alternatives that aligns with the principles of Green Chemistry. This review paper aims …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 30–40 Read article
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Effect of Functionalization on glass transition temperature of Carbon Fiber reinforced Epoxy Nanocomposites using MD Simulation
Abstract: As we all know that the mechanical characterization of any material plays a vital role in performance of the material throughout its life cycle. One of the major parameters in calculating the mechanical properties of carbon fiber reinforced nanocomposite is glass temperature. Understanding glass transition behaviour of polymer nanocomposites are crucial for optimizing their mechanical properties and performance. We used “Molecular dynamics simulations” to calculate sequel functionalization effect on glass …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 1–8 Read article
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A Critical Analysis of Cold Spray Coatings and its Tribological Performances
Abstract: Coatings are utilized for temperature barrier, protection against corrosion and wear etc. Cold spray is a solid-state processing method that is unique among thermal deposition procedures since it deposits particles at temperatures below their melting point. This technology does not involve particle melting, hence retaining the original properties of the materials. Increased coating strength is achieved by retaining of feedstock powder microstructures and characteristics, which prevents oxide formation and other …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 220–226 Read article
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The Stakeholder Integration Model for Sustainable Infrastructure Management in Africa
Abstract: Construction is highly fragmented across multiple stakeholder expectations. But then studies focusing on stakeholder integration (SI) for sustainable infrastructure management (SIM) are still evolving, this paper conducted a systematic literature review on SI for SIM in the last 20 years to identify the current trends and strategies. Through semi-structured interviews of 20 practicing managers of infrastructures in the African public sector, it further explored the identified current trends and strategies …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 2, 2024 · pp. 24–37 Read article
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To Study the Effect of Partial Replacement of Cement with Marble Powder and Partial Replacement of Sand with Surkhi
Abstract: The construction industry worldwide has made remarkable progress in building innovative structures using different materials. Today’s increasing population demands more sustainable ways of living. Waste matter produced in the day-to-day life as well as industrial waste has become a cause of concern. Many waste materials have been used in construction industry like flyash, saw dust, natural fibers residue etc. Keeping in mind the above concern a low cost, environment friendly …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 2, 2024 · pp. 46–54 Read article
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Percentage Changes According to Clinical Pathological Findings of Acute Rotavirus Gastroenteritis in Children
Abstract: Acute Rotavirus gastroenteritis in children, called “False Cholera”, is one of the children’s diarrheal diseases. Among symptomatic children with acute Rotavirus gastroenteritis, the chief clinical manifestations include diarrhoea, vomiting, fever and dehydration. We did research with such aims as follows to differentiate Acute Rotavirus Gastroenteritis in Children, with significant morbidity, from others in paediatric gastroenterology, and to introduce its etiological treatment. We selected 87 subjects who died from children’s diarrheal …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 13, Issue 2, 2024 · pp. 51–57 Read article
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Analysis of Perovskite (CH3NH3PbI3) Solar Cells Using Cu2O as a Hole Transport Layer (HTL) with Varying ETL Thickness
Abstract: Solar cells offer a viable option for creating new clean energy solutions, though they may require supplementary energy sources. Renewable electricity sources, known for being affordable, accessible, and greenhouse gas-free, are increasingly popular. Photovoltaic cells, which convert sunlight into electricity, stand out as an excellent choice. Over the past two decades, advancements in photovoltaic technology have significantly reduced costs and enhanced the efficiency of solar cells.[4] Perovskite materials, recognized for …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 38–48 Read article
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Study of Rehydration and Dehydration behavior of Scolecite by insitu Raman spectroscopy
Abstract: The study of structural changes of stretching and bending modes around 3000-4000cm-1 and 700-1800cm-1 in the temperature range of 299 to 503 K during the dehydration of naturally occurring scolecite was investigated using in-situ Raman spectroscopy. A Raman spectrum from 3000-4000cm-1 was measured for a fibrous zeolite called scolecite to regulate the behavior of water molecules in the passages. The extending vibrations of H2O molecules of scolecite are located between …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 152–159 Read article
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Breakthroughs in Arsenic Remediation: Unveiling Groundwater Treatment by Polymer Technologies
Abstract: Arsenic (As) is a metalloid characterized by its toxic properties and ability to undergo variations in oxidation state and bonding configuration. Its existence in groundwater has emerged as a subject of worldwide apprehension, primarily due to its detrimental properties and adverse impacts on human health. A significant proportion of the population residing in the Ganga basin relies heavily on groundwater resources that exhibit elevated levels of arsenic (As) for various …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 102–109 Read article
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Exploring the Bioactive Potential of Himalayan Lichens: Phytochemical and Antimicrobial Profiling of Xanthoparmelia tinctina and Pyxine subcinerea Extracts
Abstract: The symbiotic association that develops between cyanobacteria, algae, and fungi results in the composite organism known as lichens, which has traits similar to those of plants but differs in its separate parent organisms. Lichens can have a variety of morphological characteristics, including foliose structures that resemble flat leaves, crustose structures that resemble flake crystals, fruticose branches that have short, leafless branches, and leprose-powder-like appearances. Due to their therapeutic potential, lichens …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 2, 2024 · pp. 21–28 Read article
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Phase Transformation of Manganese Steel: A Role of Alloying Elements
Abstract: Low alloyed steels that are both strong and ductile are the primary focus of new material concept work due to economic considerations. One key to making good use of these materials is applying the right heat and thermo mechanical treatments. Phase transitions can be influenced by using different alloying procedures. Microstructural evolution and mechanical characteristics were investigated in relation to varying manganese, silicon, and chromium levels. Developing high-strength flat rolled …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 15–20 Read article
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Chemical Composition and Antimicrobial Efficacy of Ferula persica Extracts: A Phytochemical and Bioactivity Assessment in Iraq
Abstract: The research presented in the tables focuses on analyzing the chemical content of extracts from the Ferula persica plant, a wild species in Iraq with significant medical and therapeutic importance dating back to ancient times. This study involved testing some chemical and physical properties of the alcoholic extract of the plant's aerial parts and evaluating its antimicrobial activity, specifically against Staphylococcus aureus (S. aureus) and Escherichia coli (E. coli). The …
Published in International Journal of Tropical Medicines · Vol. 2, Issue 1, 2025 · pp. 10–22 Read article
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Tribological Study on SiC+Graphene Reinforced Al319 Composite andOptimization of Stir Casting Parameters
Abstract: The aluminium 319 (Al319) is a commonly used material for fabricating automobile components. Due to continuous friction and vibration, those components are subjected to significant wear. Therefore, it is necessary to improve the wear characteristics of this Al319. Hence, in this study Silicon Carbide (SiC) and Graphene nanoparticles (GNPs) are reinforce to Al319 via electro-magnetic stir casting method to optimize wear characteristics without its affecting mechanical properties. Various proposition of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 105–123 Read article
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Formulation and Evaluation of Topical Anti-Acne Gel from Coriander and Garlic Extract
Abstract: Objective: To develop and evaluate a topical anti-acne gel formulated using aqueous extracts of coriander (Coriandrum sativum) and garlic (Allium sativum). The study aims to assess the antibacterial efficacy of the gel against acne-causing bacteria, specifically Propionibacterium acnes. Methods: 1.Extraction: Coriander Extract: Aqueous extraction was performed by soaking coriander seeds in distilled water, followed by filtration. Garlic Extract: Non-chemical extraction involved mixing crushed garlic with honey in a 1:1 ratio …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 11, Issue 3, 2024 · pp. 10–15 Read article
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Rauwolfia Serpentina: A Comprehensive Phytochemical Study of Its Bioactive Metabolites
Abstract: Rauwolfia Serpentina is an important medicinal plant used in Ayurveda, Unani, and folk medicine system of medicine. This plant grew as a bush in company of other plants as an evergreen structure. It is commonly known as ‘Sarpaghanda’. in Ayurvedic and Unani medicine system. It is safe and effective for the treatment of snakebites and various types of disease like malaria, breast cancer, prostate cancer, high blood pressure, insomnia, epilepsy, …
Published in Emerging Trends in Metabolites · Vol. 1, Issue 2, 2024 · pp. 25–50 Read article
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Heterocyclic Substituted Flavones: Bridging Natural Products and Medicinal Chemistry
Abstract: Heterocyclic substituted flavones represent a unique and promising class of flavonoid derivatives, gaining significant attention in recent years due to their diverse and enhanced biological activities. These compounds are characterized by the incorporation of heterocyclic moieties such as quinoline, pyridine, thiazole, imidazole, oxazole, and pyrazole into the flavone structure, which significantly alters and often enhances their bioactive properties. This structural modification has made heterocyclic flavones particularly appealing as candidates for …
Published in International Journal of Tropical Medicines · Vol. 2, Issue 1, 2025 · pp. 23–30 Read article
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Investigating the Dynamics of Quantum Plasmas: Current Advancements and Prospective Trajectories
Abstract: Plasma is regarded as quantum if its macroscopic properties are significantly affected by the quantum nature of its constituent particles. A proper description is necessary to comprehend the importance of collective quantum plasma effects. In this entry, the field of quantum plasmas, a generic exotic state of highly ionized matter where quantum effects are relevant, is discussed, for example, by dense plasmas arising from strong laser irradiation of solid targets …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 1, 2024 · pp. 22–34 Read article
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Zn Doped CuO Nanoparticles for Increasing the Longevity of The Agricultural Products †
Abstract: Nanotechnology is an enabling technology at the service of mankind. Indeed, enhancing the long-term storage of agricultural products (post-harvest during transportation and storage) in general and apples and tomatoes, in particular, is a challenge. Zn-doped CuO is a proven nanomaterial with special ability to kill plant pathogens as well as a variety of microorganisms (bacteria, virus, and fungus). Much of the review is focused on the landmark papers published by …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 1, 2024 · pp. 14–29 Read article
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Evaluate and Compare the Effect of Water of Different Hardness Levels on the Surface Irregularity in 3 Different Heat-Polymerized Denture Base Resins
Abstract: This study aimed to evaluate and compare the effect of water with varying hardness levels on the surface irregularity of three different heat-polymerized denture base resins. The hardness of water used in dental applications has been shown to influence the properties of dental materials, including denture base resins. In this study, three commonly used heat-polymerized denture base resins were subjected to immersion in water with different hardness levels. The surface …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 130–136 Read article
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Core Elements of Entrepreneurship in the National Petroleum Refining Sector
Abstract: The goal of the current study was to create a model for encouraging entrepreneurship in the country's oil refining sector. This was accomplished by mixing qualitative and quantitative research methods in an exploratory mixed-method approach. The study's qualitative phase concentrated on professionals and experts in the country's oil refining sector, especially those with policy-making responsibilities. These specialists engaged in a Delphi process to come to a consensus on a range …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 48–53 Read article