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582 articles for “Concentration”
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Formulation and development of Lamivudine Nanoemulsion by using Emulsifying Polymers and It’s Evaluation
Abstract: Nanoemulsion is a novel approach to medicine delivery that helps to increase the bioavailability of drugs that aren’t particularly soluble in water. In this research work, nanoemulsion of Lamivudine was formulated by using polymers such as SPAN 80, TWEEN 80 and Whey protein concentrate with the help of Ultrasonication technology. The formulation was optimized. It was evaluated by assessing pH, viscosity, turbidity, in vitro franz diffusion study, particle size distribution, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 22–35 Read article
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Hybrid Polymer Nanocomposites with Enhanced Dielectric and Optical Properties for Wireless Communication Systems
Abstract: The incorporation of nanofillers into polymer matrices offers a promising approach to enhancing the multifunctional properties of composite materials. This study examines the effect of nanofiller concentration on the dielectric performance, mechanical strength, thermal stability, optical absorbance, and electromagnetic interference (EMI) shielding effectiveness of polyvinylidene fluoride (PVDF)-based nanocomposites. Titanium dioxide (TiO₂) and zinc oxide (ZnO) nanofillers were incorporated at varying concentrations to assess their influence on material properties. EMI shielding …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 518–549 Read article
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Development and Analysis of Novel Silver Ion-Conducting Glass-Polymer Electrolytes
Abstract: The development of efficient and stable solid electrolytes is crucial for advancing energy storage technologies such as solid-state batteries and electrochemical devices. In this study, a novel series of silver ion-conducting glass–polymer electrolytes (GPEs) based on the composition (1–x) PEO: x[0.75AgI:0.25(Ag₂O:WO₃)] with x ranging up to 50 wt.% was synthesized and thoroughly analyzed. Unlike conventional techniques such as solution casting or sol–gel methods, these GPEs were fabricated using an innovative …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 600–605 Read article
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A study on Antibiotic Resistance: An Analysis of Molecular Mechanisms and Therapeutic Implications
Abstract: Antibiotic resistance (AR) represents one of the most critical existential threats to global public health, rapidly eroding the efficacy of established antimicrobial therapies and portending a return to the pre-antibiotic era. This analysis explores the intricate molecular landscape defining this crisis, focusing specifically on the primary mechanisms of action (MoA) utilized by major antibiotic classes—including cell wall inhibitors, protein synthesis inhibitors, and nucleic acid synthesis inhibitors—and the corresponding, diverse mechanisms …
Published in International Journal of Antibiotics · Vol. 3, Issue 1, 2026 · pp. 9–21 Read article
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Entropy Analysis of Unsteady MHD Bioconvective Nanofluid between Parallel Disks under Squeezing Motion and Multiple Slip Conditions.
Abstract: This research offers valuable insights for improving heat transfer and minimizing entropy generation in engineering systems that involve nanofluids and microorganisms. It investigates the unsteady squeezing bioconvection flow of a nanofluid between two parallel disks, with a focus on entropy generation, flow dynamics, heat transfer, and the concentration of both nanoparticles and microorganisms. The lower disk is stretched horizontally and subjected to suction, while the upper disk moves vertically, creating …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 28, Issue 1, 2025 · pp. 17–40 Read article
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Ground Water Contamination in Shallow Aquifer of Punjab State With Special Reference to Uranium
Abstract: In Punjab State ground water is in general suitable for drinking uses except at few places in the southern and south western parts where it is not suitable due to high EC or high fluoride or nitrate or combination of all. Almost all ground waters are suitable for irrigation for growing crops like wheat, mustard, rice, barley and maize etc. However, at few places where EC of ground water goes …
Published in Research & Reviews : Journal of Ecology Read article
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Comparative analysis of thermal conductivity of the hybrid nanoparticles based sunflower and Jatropha vegetable oil
Abstract: Vegetable oil gained much more interest towards sustainable manufacturing as coolant due to its inherent properties. In this present study, the thermal conductivity of hybrid nanoparticles based sunflower and Jatropha vegetable oil are measured. ZnO-Ag Hybrid nanoparticles were mixed with sunflower and Jatropha vegetable oil in four different volume concentrations of nanofluids ranges from 0.05 to 0.20%. The thermophysical properties viz, thermal conductivity and Stability of prepared hybrid nanoparticles-based vegetable …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 164–171 Read article
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Effect of Sustained and Selective attention paradigm in Recalling task: a Cross-Language Study
Abstract: Attention is the ability to channelize the resource towards the stimulus. Sustained attention refers to the process of holding attention for a considerable span of time while selective attention refers to the ability selectively channelize the attention to an selected set of stimulus governed by instructions. This task would require the selective inhibition of the irrelevant stimulus. The current study was carried out with the aim of investigating the sustained …
Published in Research and Reviews: A Journal of Neuroscience · Vol. 14, Issue 2, 2024 · pp. 1–6 Read article
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The Efficacy of Fig Extract on Some Candida spp.
Abstract: The study was conducted in Al-Amin Laboratory by preparing the alcoholic extract of fig leaves, which were collected from the garden of a house in Najaf Governorate / Al-Shuara’a during the month of December 2023 for the purpose of testing its inhibitory effectiveness against two isolates of the fungus Candida albicans and Candida dubliniesis taken from Al-Amin Scientific Research Laboratory, where serial concentrations of the extract were prepared (12,9,6,3) mg/ml., …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 14, Issue 2, 2024 · pp. 19–23 Read article
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Heavy Metals Contamination in Groundwaters of Punjab: A Man-made Curse and its Mitigation
Abstract: The curse of heavy metal contamination in groundwaters of Punjab state is causing health hazards for the population of Punjab. It is not so much a natural disaster as its origin can be traced to a man-made crisis in Punjab. Potentially toxic elements, including high levels of Uranium (U) contamination in the Malwa belt of Punjab, Arsenic contamination in the Majha belt, and Selenium contamination in the Doaba belt of …
Published in Journal of Water Pollution & Purification Research · Vol. 11, Issue 1, 2024 · pp. 6–22 Read article
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Selected Heavy Metals Levels (Cu, Cr, Cd, Pb, Fe) in Gwadabawa Lake, Sokoto State, Nigeria
Abstract: The main aim of this work was to determine the concentrations of some heavy metals, specifically Cu, Cd, Pb, Cr and Fe in Gwadabawa lake, Gwadabawa Local Government, Sokoto State using standard methods (atomic absorption spectroscopy) and materials of analytical grade. The results were analyzed. The range of Fe concentration was 0.01 ± 0.001 to 1.37 ± 0.3(ppm), and range of Cu concentration determined was 0.00 to 0.02±0.008(ppm). The range …
Published in International Journal of Minerals · Vol. 1, Issue 1, 2024 · pp. 8–15 Read article
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Performance Optimization of Photovoltaic-thermal (PVT) Systems: A Comprehensive Review of Design and Efficiency Enhancements
Abstract: The desire for renewable energy solutions and the rising demand for energy worldwide have driven important developments in hybrid photovoltaic-thermal systems. Photovoltaic-thermal systems provide the advantages of both thermal energy collection and electrical energy generation as they integrate photovoltaic and thermal collectors into a single module. However, a number of variables, including system architecture, material choice, cooling systems, and ambient circumstances, affect how well they function. The goal of this …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 2, 2024 · pp. 9–16 Read article
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Digital Modules of the Green Buildings to Study Protection of Air Quality
Abstract: The aims of this study are to simulate air flows inside and around multi-storey green building spaces together with the distribution of concentrations of harmful substances and microorganisms to increase the sustainability of design solutions for green modules. Among the objectives of the study are assessment of bioclimatic comfort, risk analysis of bioclimatic eco-safety in the framework of aeration and pollution modeling, as well as eco-optimization of building design, which …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 838–846 Read article
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The Function of Diuretics in Current Medical Practice and Prospective Advancements
Abstract: Diuretics have a rich history that spans several centuries, and this review aims to highlight their progression and clinical uses. We start by exploring kidney physiology, followed by a description of how diuretics function through symporters in the renal tubules. Different categories of diuretics are outlined, along with details of their specific actions. Next, we investigate the clinical use of diuretics in conditions, such as congestive heart failure and hypertension, …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 15, Issue 1, 2025 · pp. 70–75 Read article
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Review on Sustained Released Matrix Tablet
Abstract: Pharmaceuticals often use sustained release dose forms to prolong the therapeutic agent’s presence in the bloodstream and maintain a consistent plasma profile. The matrix governs the drug’s release rate. Hydroxypropyl methyl cellulose, a release retardant, is a key excipient in formulations due to its ability to promote sustained release. Techniques that include wet granulation, direct compression, or the dispersion of solid particles within a porous matrix, integrating polymers, like polymethyl …
Published in Trends in Drug Delivery · Vol. 12, Issue 2, 2025 · pp. 60–69 Read article
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Breakthroughs in Solar and Wind Energy Technologies
Abstract: The increasing urgency to combat climate change and transition toward sustainable energy systems has positioned solar and wind energy as cornerstone technologies in the global energy landscape. This paper, titled “Breakthroughs in Solar and Wind Energy Technologies,” explores recent innovations and trends that have significantly enhanced the efficiency, reliability, and affordability of these renewable energy sources. Key advancements discussed include breakthroughs in photovoltaic technologies, such as perovskite solar cells and …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 3, 2025 · pp. 1–9 Read article
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Comparison of Percentage Reduction of Total Petroleum Hydrocarbon on Treatment Using Bryophylum pinnatum Leaf: The Concept of Alcohol and Water as Solvent for Constituents Extraction
Abstract: Investigation on the comparison of percentage reduction of total petroleum hydrocarbon on treatment using Bryophylum pinnatum leaf was indeed, considered by using the concept of alcohol and water as solvent for constituents’ extraction. The extracts were introduced into the various bioreactors set-up and the Total Petroleum Hydrocarbon (TPH) concentration monitored with increase in contact period. The investigation revealed decreased in TPH concentration with increased in the percentage reduction of the …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 3, 2025 · pp. 45–52 Read article
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Exploration of Advanced Phase Change Materials for Thermal Energy Storage in Renewable Energy Systems: An Overview
Abstract: Phase Change Materials (PCMs) are increasingly vital for improving thermal energy storage (TES) systems. Their ability to absorb and release heat efficiently makes them ideal for renewable energy applications, enhancing energy efficiency, reducing waste, and supporting sustainable energy solutions across various sectors like solar power and building temperature regulation. Their ability to store and release latent heat during phase transitions makes them ideal for addressing the intermittency of renewable energy …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 3, 2025 · pp. 10–14 Read article
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Demonstration of Percentage Reduction of Petroleum Hydrocarbon Remediation in Soil using Ponderosa Lemon Leaf as Bio-stimulant
Abstract: The study of the performance of bio-remediant was demonstrated in terms of percentage reduction of petroleum hydrocarbon remediation in soil using ponderosa lemon leaf as bio-stimulant. The bio-stimulant was introduced into two environmental conditions of room-dried and sun-dried sample and the impact of the environmental factor was considered in the contributing agent on the variation in the rate of the total hydrocarbon degradation as well as the variation in the …
Published in Journal of Petroleum Engineering & Technology · Vol. 15, Issue 3, 2025 · pp. 8–15 Read article
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Heavy Metal Exposure in Industrial Workers of Punjab
Abstract: Background: Particularly for those in sectors such textiles, metallurgy, and electronics, heavy metal exposure in industrial environments is a major health issue. A range of negative health effects can result from metal exposure including lead (Pb), cadmium (Cd), chromium (Cr), arsenic (As), and nickel (Ni), including neurological, pulmonary, and renal ones. There is little information available on the degree of heavy metal exposure industrial workers in Punjab, India experience. Objective: …
Published in Research and Reviews: A Journal of Toxicology · Vol. 15, Issue 3, 2025 · pp. 1–7 Read article