Search
1974 articles for “investigations” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
-
Enhancement of Horizontal Jet Impingement Heat Transfer Analysis on Vertical Flat Plate
Abstract: This research investigates the heat transfer characteristics and heat flux distribution associated with parallel jet impingement on a vertical flat plate. A comprehensive computational fluid dynamics (CFD) analysis is carried out and systematically validated against available experimental data to ensure the accuracy and reliability of the numerical model. The jet length is maintained constant at 12 mm, while the jet-to-plate separation distance is varied at 6, 12, 18, and 24 …
Published in Journal of Experimental & Applied Mechanics · Vol. 17, Issue 1, 2026 · pp. 65–80 Read article
-
On the link of global warming and cloudiness in mid hills of Himachal Himalayas, India
Abstract: The present study investigated the monthly, seasonal, and annual cloud cover variability over two stations in the mid hills sub-temperate subhumid zone of Himachal Pradesh, by using Pearson’s correlation coefficient, Mann-Kendall (MK), and Sen’s slope estimator test. Daily data on cloud cover, sunshine hours, maximum and minimum temperature, morning and evening relative humidity, evaporation and rainfall for the period of 22 years (2001–2022) were used in the investigation. In the …
Published in International Journal of Climate Conditions · Vol. 2, Issue 2, 2025 · pp. 39–49 Read article
-
Hydrolysis-Driven Optimization of Hydroxypropyl Maize Starch for Improved Micro-Pellet Binding and Quick Solubility of Spirulina-Based Micro-Pellets
Abstract: Acid hydrolysis is a well-established approach for modifying the physicochemical properties of polysaccharides & macromolecules including hydroxypropyl Maize starch (HPMS). In this study, the effect of varying concentrations of hydrochloric acid on the partial hydrolytic degradation of HPMS (Lycoat RS-780) was investigated at 85°C for 4 h, yielding polymers of different molecular weights. The Acid-mediated degradation effects on polymer characteristics were systematically assessed using capillary viscometry and gel permeation chromatography …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 17, Issue 2, 2026 · pp. 41–61 Read article
-
Polymer-Based Nanocomposite Coatings for Enhancing Solar Photovoltaic Panel Efficiency
Abstract: Environmental factors such as dust deposition, ultraviolet (UV) radiation, and surface reflection significantly reduce the performance of solar photovoltaic (PV) modules. This study investigates the development and performance evaluation of polymer-based nanocomposite coatings designed to improve the optical and surface properties of PV panel glass. A hybrid nanocomposite coating containing TiO₂ and SiO₂ nanoparticles dispersed in a polymethyl methacrylate (PMMA) matrix was synthesized using the sol–gel technique and deposited through …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 490–497 Read article
-
Dynamic Vibration and Damping Analysis of Sustainable Nano-Reinforced Polymer Composite Elements for Vehicle Suspension Applications
Abstract: This paper presents an analytical investigation into the dynamic vibration characteristics of nano-reinforced polymer composite elements intended for vehicle suspension applications. A single-degree-of-freedom (SDOF) quarter-car model is employed to derive fundamental expressions for natural frequency, damping ratio, logarithmic decrement, and displacement transmissibility. The primary contribution lies in establishing explicit analytical linkages between material-level viscoelastic properties specifically storage modulus and loss modulus and system-level suspension parameters including stiffness and damping coefficients. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 561–570 Read article
-
Performance Based Seismic Evaluation of G+12 RCC Structures in Seismic Zone IV with and without Corner Shear Walls Considering Soil Types I, II, and III
Abstract: Seismic behavior of multi-storey buildings is significantly influenced by structural stiffness and supporting soil conditions. This study investigates the seismic response of a G+12 reinforced concrete building by comparing two structural configurations, namely buildings with shear walls and buildings without shear walls, under three soil conditions: Type I, Type II, and Type III soils. The analysis is carried out using the response spectrum method in accordance with IS 1893 (Part …
Published in Recent Trends in Civil Engineering & Technology · Vol. 16, Issue 2, 2026 · pp. 1–14 Read article
-
High-Energy Astrophysics: Exploring the Extreme Universe Through Radiation, Relativistic Phenomena, and Cosmic Cataclysms
Abstract: High-energy astrophysics is a fast-developing area of astrophysical research dedicated to exploring the universe’s most powerful and extreme events. It involves investigating dense and energetic cosmic objects and phenomena, including black holes, neutron stars, supernova remnants, gamma-ray bursts, and active galactic nuclei. These sources emit radiation predominantly in the X-ray and gamma-ray regions of the electromagnetic spectrum and are often associated with high-energy particles, including cosmic rays and neutrinos. Investigating …
Published in International Journal of Universe · Vol. 2, Issue 1, 2026 · pp. 10–15 Read article
-
Effects of Reels and short videos on human mind and Academic Life
Abstract: The rapid rise of short-form video platforms such as Instagram Reels, TikTok, and YouTube Shorts has fundamentally reshaped the way people consume information and entertainment. While these applications offer quick engagement and social connection, their excessive use has raised serious concerns about their psychological and academic impacts. This research investigates the relationship between short-form video addiction, mindfulness, academic anxiety, and academic engagement among university students. Drawing upon the theoretical framework …
Published in International Journal of Behavioral Sciences · Vol. 3, Issue 2, 2026 · pp. 22–33 Read article
-
Monitoring Total Petroleum Hydrocarbon Degradation with Influence of Grape Leaf Application as Nutrient Stimulant in Soil
Abstract: The application of the grape leaf in the treatment of petroleum hydrocarbon degradation in soil environment in investigated and the findings outline with respect to the performance of the bio-stimulant available nutrients associated with. The research reveals increase in TPH degradation in each bioreactor sampled with the room and sun-dried bio-stimulant application in the system with increase in the period of contact time. The rates in which the TPH decreases …
Published in Emerging Trends in Chemical Engineering · Vol. 13, Issue 2, 2026 · pp. 22–31 Read article
-
Synthesis, Characterization, and Thermogravimetric Analysis of Polylactic Acid-Based Bio-Adhesive for Industrial Applications
Abstract: This study investigated the synthesis, characterization, and thermogravimetric analysis of polylactic acid (PLA)-based bio-adhesives for industrial applications. The adhesive was synthesized using an emulsion polymerization method with varying compositions of PLA and vinyl acetate. The physicochemical, mechanical, and thermal properties of the synthesized adhesives were assessed through pH analysis, viscosity measurement, peel strength evaluation, tack tests, biodegradability investigations, Fourier Transform Infrared Spectroscopy (FTIR), Differential Scanning Calorimetry (DSC), and Thermogravimetric Analysis …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 · pp. 42–56 Read article
-
Impact of Sustainable Business Practices and Corporate Social Responsibility (CSR) on Corporate Performance
Abstract: Corporate Social Responsibility (CSR) and sustainable business practices are becoming crucial components of corporate operations. Businesses are now adopting greener ways to run their businesses in order to achieve better results. The aim of this research is to investigate how sustainable business practices and Corporate Social Responsibility impact the performance of a company. The research aims to investigate how taking care of the environment, being ethical in business, and being …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 16, Issue 2, 2026 Read article
-
Passive Augmentation Studies in a Double Pipe Heat Exchanger with Ellipsoidal Dimples
Abstract: In this work, the numerical studies of heat transfer augmentation of a counter-current double pipe heat exchanger with ellipsoidal dimples (inward-facing, raised dimples) on the inner tube was performed using SOLIDWORKS software. The effect of dimple depth, dimple pitch and number of dimples/angles between two dimples on heat transfer was investigated at a constant volumetric flow rate of 4 LPM for hot (water) and cold (water) fluids. The effect of …
Published in Journal of Thermal Engineering and Applications · Vol. 13, Issue 2, 2026 Read article
-
ASSESSING OF FOREST STRUCTURE USING EARTH OBSERVATION DATA: ACASE STUDY IN MUNESSA FOREST, OROMIA REGION, ETHIOPIA
Abstract: Forest structure is essential for estimating forest-related carbon emissions, analyzing forest degradation, and quantifying the effectiveness of forest restoration initiatives. However, forest structure quantification is only limited to the specific area of interest without considering the whole forest coverage. Remote sensing data can easily deliver a large area to assess forest structure. Therefore, this study aims to assess forest structure of Munessa Natural Forest by integrating satellite based light detection …
Published in International Journal of Land Read article
-
Analyzing The Mechanisms of Polymerization and The Related Kinetic Pathways Using Refined Analytical Methods.
Abstract: In numerous sectors, polymeric materials play a crucial role, yet effectiveness is largely determined by their molecular structure and the processing parameters utilized. This investigation presents an integrative approach aimed at delineating the connections between polymer structure, properties, and processing through sophisticated characterization methods. With the implementation of small angle X Ray Scattering (SAXS),NMR(Nuclear magnetic resonance( spectroscopy) FM(Atomic Force Microscopy) and rheological analysis, we analyze the complex interplay between molecular …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 86–94 Read article
-
Role of Electron Donors in MgCl2 Supported Ziegler-Natta Catalysis: DFT Approach
Abstract: An insight into the nature of carbonate-based electron donors in high-activity MgCl2 supported Ziegler-Natta (Z-N) catalysts has been studied and compared with conventional phthalate and diether systems by employing density functional theory (DFT) calculations. In the catalyst activation (one of the important processes to produce the active catalyst sites), the conventional monometallic and recently characterized bimetallic (TiCl2(Et)–Cl–AlEt2) active site are studied in the presence/absence of electron donors. These active sites …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 51–81 Read article
-
Structure-Property Correlation in PTT/PP Blends with Improved Mechanical Performance
Abstract: The present work investigates a series of poly (trimethylene terephthalate) (PTT)/polypropylene (PP) blends prepared with varying PP concentrations in order to improve the overall performance of PTT, particularly with respect to mechanical properties and processability. PTT is a promising engineering thermoplastic owing to its balanced stiffness, resilience, and chemical resistance; however, its relatively high cost and processing limitations often restrict its wider application. In this context, blending with PP offers …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 90–98 Read article
-
Heat Treatment and Cryotreatment Effect on the Fatigue Crack Growth (FCG) in Aluminium 2024
Abstract: AbstractAl 2024 is commonly used in aircraft components, especially for the critical parts like wing and fuselage components. In the present investigation, Al 2024 has been selected subjected heat treatments for the study of fatigue crack growth (FCG) subjected to fatigue loads. Specimens were subjected to fatigue crack growth as per ASTM E-647 standards and the results of FCG were compared. NASGRO software was employed to predict the FCG in …
Published in Journal of Thermal Engineering and Applications · Vol. 6, Issue 1, 2019 · pp. 5–13 Read article
-
Review in Friction Stud Welding Of Aluminium to Steel
Abstract: The demand for friction stud welded aluminum/steel joints has increased in many significant applications including cryogenics, structural engineering, spacecraft, rocket fuel tanks and high vacuum chambers owing to their superior properties. In automobile engineering, there is a requirement to join a mild steel earthing pin which is in the shape of a stud to an aluminum car body. Aluminum and steel was considered to join using friction stud welding. This …
Published in Journal of Thermal Engineering and Applications · Vol. 8, Issue 3, 2021 · pp. 19–24 Read article
-
Natural Convection flow through Heated Vertical parallel plates
Abstract: This article presents the theoretical and experimental analysis of natural convection heat transfer through heated vertical parallel plates. Two vertical parallel plates are heated by providing electrical heating coils on the external surface of the plates maintaining uniform heat flux conditions at the wall. The length, width and thickness of each plate is 500 mm, 150 mm and 5 mm respectively. Outer surface is insulated and thus allowing the heat …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 1, 2022 · pp. 9–17 Read article
-
Sequestration of Cr(VI) by the Activated Carbon prepared from Coffee husk(CHAC)
Abstract: The potential of Coffee husks for the production of a low-cost activated carbon (CHAC) was investigated in this study. During the synthesis of the adsorbent, the concentration of the activating agent (H3PO4), impregnation ratio, carbonization temperature and holding time were optimized by Response Surface Method (RSM) using Box-Behnken design. Further, the application of coffee husk activated carbon for Cr (VI) adsorption from aqueous solution was investigated.
Published in Emerging Trends in Chemical Engineering · Vol. 6, Issue 3, 2019 · pp. 8–16 Read article