Search
371 articles for “absorbance”
-
Stress based topology optimization of axial tubes under impact to improve energy absorption
Abstract: The present study is aimed at designing a stress constrained topology optimized tube to improve the specific energy absorption (SEA) and reduce the peak crushing force. The research was aimed to develop an axial tube to withstand high impact loads thus improving the crash worthiness of the structure. Crash analysis of a 3D deformable circular tube having different thickness of 0.5 mm, 1 mm, 1.5 mm and 2 mm with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 210–220 Read article
-
Production of Floor Tile Using Recycle Low Density Polyethylene And Groundnut Shell as a Filler
Abstract: The production of flow tile using recycled low density polyethylene and groundnut shell as filler with the particle size of 120µm was carried out in this project . 10 pphr of all the fillers were weighed and mixed with recycled low density polyethylene on two roll mill machines. The result on this work showed that on FTIR five functional groups were identified and they are; OH, C-H, CH2/CH3, C-O, C=H. …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 1, 2024 · pp. 1–9 Read article
-
Photochemical Insights into Light: Responsive Heterocyclic Compounds
Abstract: eterocyclic compounds are significant in a wide range of chemical fields. They are crucial components of the structural makeup of bioactive substances. Such compounds can be conveniently transformed through photochemical processes. Chemical reagents are rarely utilized. It is possible for members of one compound family to change into members of another. There is discussion of three key categories of photochemical rearrangements involving heterocyclic compounds: Photochemical reactions involving hydrogen atom transfer …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 1, Issue 2, 2023 · pp. 01–07 Read article
-
Triple Fire Shield for EV Batteries: Prevention, Mitigation and Design Innovations
Abstract: The paper introduces the Triple Fire Shield, a threefold approach aiming to improve the safety and reliability of electric vehicle batteries. Overcharging, overheating, or physical damage to battery can lead to thermal runaway which in turn lead to fire. Due to this, introduction of a safety strategy is necessary for ensuring the protection of the passenger. Prevention of thermal runaway is achieved through temperature management methods such as Battery Management …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 1, 2024 · pp. 28–35 Read article
-
CFD Analysis of Electric Vehicles Battery Pack: A Research Study
Abstract: The goal of the project is to keep the battery temperature within the specified range and to improve the battery pack's performance under different temperature settings. To achieve these goals, we employ software to analyze the data and provide the necessary output. With model-based design, you can understand the dynamic behavior. For this project, a CAD model was produced with Creo Parametric. We used the STAR CCM+ Software for analysis …
Published in International Journal of Electrical Power and Machine Systems · Vol. 1, Issue 2, 2023 · pp. 28–32 Read article
-
Experimental Investigation on Thermal Conductivity and Viscosity of Phase Change Material (NaNOᴣ and KNOᴣ) with Different Concentrations of ZnO Polymer Nanofluids for Solar Energy Absorption
Abstract: When evaluating the effectiveness of solar heat absorption methods or solar thermal energy storage systems (TESS), heat transfer fluid is a crucial element. Thermal conductivity and usable heat obtained for any industrial or immediate power plant efficiency are improved by the distinctive refining of Heat Transfer Fluid (HFT). The phase change material used in this study, known as solar salt is a blend of 60% NaNO3 and 40% KNO3. It …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 25–35 Read article
-
Development and Fabrication of Biohydrogel for Targeted Delivery of Delafloxacin for Bacterial Skin Infections
Abstract: The escalating challenge of bacterial resistance necessitates innovative drug delivery systems to enhance the efficacy of antibiotics. This study focuses on the development and optimization of a biohydrogel formulation for the targeted delivery of Delafloxacin, aiming to improve its therapeutic outcomes against resistant bacterial strains. Utilizing a 3² factorial design, biohydrogel formulations incorporating Poly(N-isopropylacrylamide) (PNIPAM) and Genipin were synthesized. The optimization process was guided by Design Expert software, focusing on …
Published in Research & Reviews: A Journal of Drug Design & Discovery Read article
-
Efficiency analysis of the floating breakwater with mooring system
Abstract: Floating structures are new advance method for the water based structures. Floating structures can eliminate land issue. The floating structures are being used since ancient time for emergency and temporary purposes. For permanent structures the floating structure should overcome and completely resistant to water forces i.e. wave forces, water current forces, and wind forces and water static forces. In which the wave forces and water forces are major forces which …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 2, 2024 · pp. 50–56 Read article
-
A Systematic Review of Method Development and Validation for Ramipril Analysis Using Hplc in Cardiovascular Research
Abstract: The field of analytical chemistry encompasses a variety of methods that are crucial in determining the chemical composition of different substances. UV-visible spectroscopy and high-performance liquid chromatography (HPLC) are two widely utilized methods that are the subject of this article. UV-visible spectroscopy uses the Beer-Lambert law to quantify light absorption, which can provide information about the concentration of absorbing species. The method is based on how light and matter interact, …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 2, 2024 · pp. 37–44 Read article
-
Comparative Assessment of Conversion Degree, Resin Tag Depth, and Mineral Deposition in Adhesive Resin Enhanced with Inorganic Nanofillers such as Cerium Dioxide and Tantalum Oxide Nanoparticles
Abstract: The World Health Organization (WHO) characterizes dental caries as the deterioration of tooth enamel resulting from acids generated by microbial activity on carbohydrates. Untreated dental caries can lead to pain, eating and sleeping difficulties, and systemic health issues, ultimately diminishing the quality-of-life Composite restorative materials moderately became one of the most used restorative materials for anterior restorations and also is used more extensively for restoring posterior teeth which are having …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 110–118 Read article
-
Comparative analysis of carbon fibre and E-glass fibre characteristics
Abstract: In the contemporary automotive industry, the imperative focus on energy efficiency has driven the central role of lightweight, addressing challenges such as emissions reduction and fuel efficiency. Extensive research is underway to develop lightweight materials enhance recyclability, integration feasibility, and overall fuel efficiency These experiments were conducted in agreement with ASTM D638, ASTM D790-03, and ASTM D790 standards to ensure adherence to industry standards and facilitate meaningful comparisons. For the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 253–267 Read article
-
Structural, Electrical and Optical Properties of RGO-Incorporated PVA Nanocomposites for UV Shielding Applications
Abstract: Polymer matrix-based nanocomposites reinforced with appropriate nanoparticles have the potential to exhibit improved electrical, optical and mechanical properties, as well as improved UV-shielding capabilities. These materials are currently being utilised for various commercial applications, such as window shields and automotive components. We prepared reduced graphene oxide (rGO)-incorporated polyvinyl alcohol (PVA) polymer nanocomposites employing a solution casting method. XRD and SEM results confirmed that the rGO nanosheets were dispersed well in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 119–137 Read article
-
Design and Development of Novel Floating Drug Delivery Systems
Abstract: Recent advances in science and technology have greatly aided in the creation of novel drug delivery methods, especially in addressing physiological issues including irregular stomach emptying times and brief stomach residence periods. Long-term stomach absorption is the goal of gastro-retentive dosage forms (GRDF). Floating drug delivery systems, expanding or swelling systems, polymer-based bioadhesive systems, high-density systems, and other ways that postpone stomach emptying are just a few of the techniques …
Published in International Journal of Membranes · Vol. 1, Issue 2, 2024 · pp. 1–22 Read article
-
SCIENTISTS REINVENT LOW ENERGY NUCLEAR REACTION (LENR)/COLD FUSION
Abstract: Two of the researchers of The University of Utah, USA in 1989 named Dr. Martin Fleishmann and Stanley Pons declared that they had discovered a sustained nuclear fusion reaction at room temperature during electrolysis experiment that could solve the problem of energy requirement on this planet. The cold fusion reaction, also called low energy nuclear reaction (LENR) takes place at room temperature, unlike conventional fusion reaction where temperature required is …
Published in Trends in Mechanical Engineering & Technology · Vol. 14, Issue 3, 2024 Read article
-
Bismuth-Doped CuGaS₂ Thin Films for Enhanced Photovoltaic and Electrocatalytic Performance
Abstract: This study presents the development and application of bismuth (Bi)-doped CuGaS₂ thin films for enhanced performance in photovoltaic and electrocatalytic systems. Using a cost-effective all-solution processing method, Bi-doped CuGaS₂ chalcopyrite nanocrystals were synthesized and spray-deposited onto molybdenum substrates. The resulting films, with a thickness of approximately 730 nm and grain sizes larger than 400 nm, exhibited superior optical properties and a lower band gap compared to undoped films, making them …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 01–07 Read article
-
Exploring Adaptive Acoustics for Educational Spaces
Abstract: Acoustics play a major role in educational buildings as these have high density, occupying classrooms, lecture halls, conference rooms, auditoriums, etc., engaged by students for several activities. Due to their multi-functional nature, architectural studios in particular require larger spaces and these often accommodate furnishing such as drafting board/table, screens and podium. The considerable volume of these studios can lead to compromised acoustical comfort, which may result in issues like echoes …
Published in International Journal of Architectural Design and Planning · Vol. 2, Issue 2, 2024 · pp. 18–37 Read article
-
Seismic Analysis of G+30 RCC Frmaed Structure and Use of R.C Jacketing
Abstract: In high-rise buildings, such as G+30 reinforced concrete (RCC) framed structures, key concerns during seismic events include maintaining structural integrity, preventing catastrophic collapse, and ensuring the safety of occupants. Seismic retrofitting is a vital process aimed at enhancing the resilience of such buildings and infrastructure against earthquake forces, by strengthening their ability to withstand seismic activity. This abstract provides an overview of numerous seismic retrofitting projects implemented worldwide, focusing on …
Published in Recent Trends in Civil Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 20–37 Read article
-
Designing a Disaster Resilient Community in Flood prone zones of Srinagar, Uttarakhand.
Abstract: Uttarakhand, a state that scuffles with the dual challenges of climate change and rapid development, is particularly vulnerable to devastating floods. This research delves into the critical issue of strengthening community resilience against such disasters. By examining the interconnected factors of preparedness, mitigation, and response, the study aims to develop a robust framework for safeguarding lives and livelihoods in flood-prone regions. A cornerstone of this research is the exploration of …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 2, Issue 2, 2024 · pp. 8–19 Read article
-
Water Absorption and Mechanical Behaviour of Bagasse Fibre and Particle-Reinforced Hybrid Composite Materials
Abstract: This study investigates the mechanical behaviour and water absorption characteristics of bagasse fibre and groundnut shell particle (GSP)-reinforced hybrid composites using a phenol-formaldehyde (PF) resin matrix. Varying weight fractions of GSP (5%, 10%, 15%, and 20%) were incorporated into the composites, with bagasse fibre content kept constant at 30% by weight. Tensile, flexural, and impact strengths were measured, and the water absorption behaviour was evaluated following ASTM standards.The results indicated …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 115–124 Read article
-
Optical Along with Magnetic Properties of Doped Nano-Structured Mos2 Nano-Films by Spin Coating
Abstract: The supernatant containing 2D nano-flakes of Molybdenum di-sulphide (MoS2) are synthesized and collected using wet chemical synthesis process. The dispersed MoS2 nano-flakes solution is having strong absorbance values at 627 nm and 690 nm conforming to an energy band gap BG of 1.79 eV and 1.98 eV. Thereafter, MoS2 thin films with and without magnetic doping (cobalt) are deposited on n type silicon by spin coating technique. These samples are …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 297–302 Read article