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988 articles for “rate”
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Enhancing Abiotic Stress Tolerance in Banana (Musa spp.) Using In Vitro Methods and Conserving Germplasm
Abstract: Both biotic and abiotic stressors are the main factors limiting banana output. Research on biotic stressors in bananas has received enough attention globally, whereas abiotic stressors receive less attention. Water availability, salinity, and a wide variety of temperatures are the main problems that must be resolved to maintain banana farming in the twenty-first century. Samples were introduced with water, salt and heat stresses in invitro condition. Under different stress and …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 14, Issue 1, 2025 · pp. 9–15 Read article
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Enhancing Engine Efficiency and Reducing Emissions: A Comprehensive Review of Air Calorimeter Technology
Abstract: The article talks about the idea behind this project to pre-heat the intake air that passes through the carburettor to increase a petrol engine's fuel efficiency. The vaporization of petrol in the carburettor is influenced by the humidity of the surrounding air. Therefore, vaporization can be facilitated, and full combustion can be accomplished by preheating the carburettor's incoming air for a significant amount of time. Additionally, by lowering the amount …
Published in Journal of Aerospace Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 8–13 Read article
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Numerical Simulation of Crack Growth in Dynamic Loading Conditions
Abstract: Because it is crucial for forecasting structural failures in engineering applications, crack formation in materials under dynamic loading circumstances has become a crucial study topic. In this work, finite element methods (FEM) are used to numerically simulate fracture propagation in dynamic stress situations. The impact of loading rates, material characteristics, and crack geometries on crack growth patterns are assessed in a thorough parametric research. The work uses sophisticated computational methods …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 2, Issue 2, 2024 · pp. 30–34 Read article
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Analysis of Gold Price Trend Using the Hidden Markov Model
Abstract: This study aims to analyze the behavior of gold prices in India through a two-state Hidden Markov Model (HMM). We first formulated crucial parameters, such as the Transition Probability Matrix (TPM), Initial Probability Vector (IPV), and Emission Probability Matrix (EPM). Subsequently, we constructed a hidden Markov probability distribution and evaluated Pearson’s coefficients to gauge the correlations separately for each state. The goodness of fit of the developed model was assessed …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 11, Issue 2, 2024 · pp. 7–16 Read article
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A Study on the Influence of Cashew and Pawpaw Leaf on Soil Density Treatment of Contaminated Swampy and Clay Soils
Abstract: Soil density is a key parameter in assessing soil health and structure, often employed as a potential index in bioremediation studies. This study investigates the impact of bioremediation treatments using Cashew Leaf (Anacardium occidentale) and Pawpaw Leaf (Carica papaya) on the density of swampy and clay soils over time. The results show that both treatments, in varying quantities, influence the soil's density by reducing the post-contamination density to levels closer …
Published in International Journal of Advance in Molecular Engineering · Vol. 3, Issue 2, 2025 · pp. 1–9 Read article
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Performance Analysis of Graphene Reinforced Sug-ar-Alcohol Based PCM for Thermal Energy Storage System
Abstract: The thermal-conductivity of the Phase Change Materials (PCMs) of thermal heat storage systems is improved by distributing nano-particles in the basic PCM for a faster rate of heat transfer. During the charging and discharging procedures, the heat transfer properties of the newly created Sugar-Alcohol based PCM dispersed with 1.0 wt% graphene nanoparticles in a shell and helical tube storage tank were examined. The helical tube configuration caused the melting and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 133–147 Read article
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Evaluation of Metal Coupons Corrosions in Fresh Water Environment at Different Water Depths Using Finite Element Analysis
Abstract: This research addressed the effects of water depths and quality on corrosion of submerged metal structures in the water body considering environmental conditions. The depths considered were 30cm to 150cm. Four different metal coupons were selected (Mild Steel, Copper Steel, Carbon Steel and Stainless Steel] Galerkin`s finite element techniques was applied to evaluate the relationship between diffusion and weight loss, also velocity and weight loss at different water depths. The …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 3, Issue 1, 2025 · pp. 27–50 Read article
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Deep Cryogenic Treatment of Copper Chill Plates in Stir Casting of Al6061-Silicon Carbide Composites
Abstract: Aluminum-Silicon Carbide Metal Matrix Composites (Al/SiC MMCs) represent advanced materials created through the integration of aluminum matrices with silicon carbide particle reinforcement. These composites demonstrate superior characteristics compared to conventional aluminum alloys, establishing their relevance across diverse engineering applications. This experimental investigation focuses on developing composites using aluminum as the base matrix while incorporating SiC particles (40-50μm particle size) as reinforcing agents. The reinforcement content was systematically varied from 3 …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 116–126 Read article
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Investigation of the Solvent Extraction Using Alcohol and Water on Bryophylum pinnatum Leaves for Total Petroleum Hydrocarbon Degradation on Loamy Soil
Abstract: Investigation of the solvent extraction using alcohol and water on Bryophylum pinnatum leaves for total petroleum hydrocarbon degradation on loamy soil was monitored for the purpose of evaluating the Micheal’s Menten functional parameters as well as the coefficients. The maximum specific rate of the total petroleum hydrocarbon (TPH), which was expressed as Vmax and the rate of the dissociation of the TPH, which is denoted as Km was computed in …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 3, Issue 2, 2025 · pp. 8–15 Read article
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Effectiveness of Alcohol-Based Hand Rubs in Glove Hygiene: A Meta-Analysis and Systematic Review
Abstract: Introduction: Hand hygiene is crucial for preventing hospital-acquired infections, though gloves have been reported to curb the spread of infection, but they have their limitation. While recommended for specific procedures, they don't guarantee complete protection and frequent changes are resource limiting. This study investigates the potential of alcohol-based hand rubs (ABHR) for disinfecting gloves worn by healthcare workers (HCWs). Methodology: We conducted a meta-analysis searching six databases for studies on …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 16, Issue 1, 2026 · pp. 33–45 Read article
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Study of pH Behaviour of Slurry on Surface Morphology of Copper Material with Single Pole Magnetic Abrasive Finishing Process
Abstract: The chemical oxidizers—sodium hydroxide, Marshall’s acid salt, and hydrogen peroxide—were effectively employed in the wet polishing of copper using the SPMAF experimental setup. The manuscript explores preparation of slurry used for polishing copper material using single pole magnetic abrasive finishing (SPMAF) framework. The slurry contains distilled water, 1200-grit aluminum oxide abrasives, sodium hydroxide (NaOH), potassium persulfate (K₂S₂O₈), and hydrogen peroxide (H₂O₂), combined in precise amount. Specifically, 100 ml of distilled …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1887–1896 Read article
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Associations of C-RP with Renal Function Group and some Clinical Parameters in Patients with Dialysis in Iraq
Abstract: Introduction: Chronic kidney disease is a disease for which there are high mortality rates among those infected with many complications, including high rates of inflammation, anaemia, osteoporosis, and other complications. Methods: The current study was designed to evaluate the kidney functions of patients undergoing dialysis, where levels were evaluated Urea, Uric Acid, and Creatinine, in addition to C-Reactive Protein as a progressive of inflammation parameter, and to evaluate anaemia levels …
Published in International Journal of Biochemistry and Biomolecule Research · Vol. 4, Issue 1, 2026 Read article
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Performance Testing of Arduino-Based Hybrid Solar Dryer for Drying Apple Slices
Abstract: A novel and high-efficiency hybrid solar dryer was designed and developed in this study to dry apple slices. The thermal analysis of the dryer is conducted by calculating collector efficiency, drying rate, and drying efficiency. Integrating an Arduino-based temperature and humidity monitoring system in a hybrid solar dryer enhances the ability to optimize performance and efficiency. Both the collector and drying chamber are made of aluminum sheet as it has …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1872–1886 Read article
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Electromagnetic Field Effects on Biological Systems and Safety Evaluation of Microwave Exposure
Abstract: The increasing use of wireless communication systems, radar technologies, and microwave- based devices has raised growing concerns regarding the potential biological effects of electromagnetic fields (EMFs) on living systems. This review paper investigates the interaction between electromagnetic field exposure, particularly in the microwave frequency range, and biological tissues, with a focus on safety implications and risk assessment. Microwave radiation, commonly emitted from mobile phones, Wi-Fi routers, and industrial equipment, can …
Published in Journal of Microwave Engineering and Technologies · Vol. 13, Issue 1, 2026 · pp. 26–33 Read article
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Thermo-hydraulic Performance of Annular-Finned Double-Pipe Heat Exchanger: Numerical and Experimental Investigation of Metallic and Polymer Composite Tube Wall Materials
Abstract: Double-pipe heat exchangers are central to the process industries — dependable, easily maintained, and straightforward to fabricate. Their conventional form relies on metallic tube materials, most often copper or stainless steel. Both metals conduct heat well, but they are dense, prone to corrosion in aggressive service environments, and increasingly at odds with the light-weighting goals that drive modern system design. Fibre-reinforced polymer composites, epoxy-based materials, and thermally enhanced thermoplastics such …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 891–909 Read article
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Flexural Strength and Drilling Parameter of Natural Fiber Composites with Usage of Epoxy Resin
Abstract: An attempt that has been made to take use of the advantages offered by natural composite materials in light of the fast advancement of research and development in this field over the course of the previous two decades, from the laboratory to the factory floor. During the manufacturing process of laminates, polymer matrices are used, while cotton, jute, and sisal are utilised as reinforcing materials. Epoxy resin is used to …
Published in Journal of Polymer & Composites · Vol. 11, Issue 4, 2023 · pp. 37–45 Read article
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Multi-Response Optimization of Turning Parameters with Vikor-Entropy Method on Machining of AA6061-TiB2 In-Situ Composites
Abstract: In the manufacturing and metal cutting industries, the quality of the surface and strength is essential in defining the surface finish; an excellent surface finish indicates excellent quality in the product. The influence of machining parameters speed, feed and depth of cut on responses like material removal rate, surface roughness and Power consumption on turning of AA6061-TiB2 composites is investigated using the VIKOR-ENTROPY method. The effects of changing parameters on …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 256–268 Read article
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Pregnancy Outcomes on Chronically Hemodialyzed Women in Arab World: A Systematic Review
Abstract: Pregnancy carries a major risk of difficulties, as highlighted by the present systemic study on pregnancy outcomes in persistently hemodialyzed women in the Arab world. The objective of this systematic review was to describe the pregnancy outcomes among chronically hemodialyzed pregnant women in Arab countries in terms of the incidence of pregnancy among women on maintenance hemodialysis and the incidence of maternal and fetal complications of pregnant women on hemodialysis. …
Published in International Journal of Midwifery Nursing And Practices · Vol. 2, Issue 1, 2024 · pp. 25–36 Read article
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Fluent Simulation & Analysis of Earth Heat Exchanger with Air as a Cooling Medium
Abstract: Because of the temperatures differential between the environment and the subsurface, an Earth Air Tube Heat Exchanger (EATHE) uses the thermal energy of the ground for air conditioners in the winter and air cooling in the summer. Everyone can lower the amount of energy needed for space heating or cooling with the aid of EATHE. However, it is challenging to create precise energy simulations and designs for calculating surface heat …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 1, 2024 · pp. 18–26 Read article
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Concern for Public Health: Periodontitis
Abstract: Periodontitis, a severe form of gum disease, erodes the bone that supports teeth and results in tooth loss. It is caused by bacterial infection and inflammation of the soft tissues around the teeth. About 70% of people 65 years of age and older are affected, on average. Red, bleeding, sensitive gums, foul breath, and receding gums are hallmark indications. Depending on the severity, a full dental examination, the insertion of …
Published in Research and Reviews: A Journal of Dentistry · Vol. 15, Issue 1, 2024 · pp. 22–26 Read article