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221 articles for “temperature variation”
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Estimation of Soil Erosion Using GIS in Pune District, Maharashtra
Abstract: The Varandha Ghats pans approximately 14.62 km 2 , where changes in temperature, vegetation, topography, and soil characteristics are causing continuous soil erosion. Catchment heterogeneity and climatic variations cause spatial variability in hydrological processes. Differences in land use, soil type, topography, and rainfall patterns influence how water moves and accumulates across regions, resulting in diverse hydrological responses. This complexity challenges accurate modeling and effective water resource management strategies across variable …
Published in Journal of Remote Sensing & GIS · Vol. 16, Issue 2, 2025 · pp. 26–33 Read article
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Impact of Fracture in Geometrical, Material, and Load Rate Characteristics on J-Integral
Abstract: The present study investigates the influence of load rate, geometrical parameters, and material properties on the J-integral behavior of AA2050-T84 aluminum-lithium alloy using three-dimensional elastic–plastic fracture mechanics (EPFM) analysis. Finite element simulations were carried out using the ABAQUS software to evaluate crack driving forces in compact tension (C(T)) specimens under various mechanical and thermal conditions. The study focuses on the combined effects of strain rate, temperature-dependent strain hardening, specimen thickness …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 4, Issue 1, 2026 · pp. 38–45 Read article
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Study the Effect of Variation of Crude Assay on the Design of Distillation Column
Abstract: The purpose of this study is to investigate the effect of variation of crude assay on the design of crude distillation column. Different crudes assay (six samples of Sudanese crude oil) with different properties which are processed at the Khartoum Refinery Company have been simulated using Aspen HYSYS under the same operating conditions in order to identify the effect of this variation. Energy consumption optimization is done by using preheated …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 3, 2016 · pp. 61–76 Read article
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Effect of Surface Texture on Pressure Distribution in Hydrodynamic Journal Bearing
Abstract: This paper presents an analysis of the pressure distribution of hydrodynamic journal bearing for different surface texture, velocity variation and load variation. The performance of journal bearing depends on speed, load carrying capacity, viscosity of oil and temperature condition. Therefore, the effects of these parameters on the performance of journal bearing, on the pressure distribution and on the load carrying capacity have been analyzed on the basis of number of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 2, 2016 · pp. 11–18 Read article
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Glacier Volume Changes and Their Climatic Causes in Tirungkhad Basin Located in Western Himalaya
Abstract: Normal 0 false false false EN-IN X-NONE X-NONE In the Himalaya, a significant number of glaciers are shrinking due to climatic variations. Monitoring of these glaciers is important to assess future availability of water resources. However, Himalayan glaciers are normally difficult to monitor due to the rugged, mountainous terrain. Therefore, in the present study, Survey of India (SOI) topographical maps (1966) and Landsat datasets as ETM+ (2000, 2006) and TM …
Published in Journal of Remote Sensing & GIS · Vol. 4, Issue 2, 2013 · pp. 35–46 Read article
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A Study on Ecological Parameters in Selected Village Ponds of Sivagangai District, Tamil Nadu
Abstract: The present investigation reveals physico-chemical parameters and avian fauna of Sivagangai district of Tamil Nadu. A total of 3063 individuals of different species of birds have been cited belonging to 29 families during the year 2015-16. Selected water parameters such as temperature, total dissolved solids, turbidity, EC, salinity, pH, dissolved oxygen, free carbon dioxide etc. were analyzed and found variations throughout the year. In the present study the total dissolved …
Published in Research & Reviews : Journal of Ecology · Vol. 10, Issue 2, 2021 · pp. 1–12 Read article
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Role of Fatigue and Creep in Structural Damage: A Comprehensive Review
Abstract: Fatigue and creep are two critical degradation mechanisms that significantly influence the structural integrity and longevity of engineering materials. These phenomena arise due to different loading and environmental conditions but often coexist in various industrial applications, leading to severe material degradation over time. Fatigue primarily results from cyclic loading, where repeated stress variations induce microstructural damage and crack initiation, ultimately causing catastrophic failure. Conversely, creep occurs under sustained stress at …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 3, Issue 1, 2025 · pp. 22–26 Read article
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Assessment of Seasonal Variation in Water Quality at Important Coral and Mangrove Areas of Gulf of Kachchh, Gujarat
Abstract: AbstractThe present study was carried out to assess the physico-chemical characteristics of water in the regions of coral reef and mangrove in the Gulf of Kachchh during the period from November 2011 to December 2014. Surface water samples were collected from the selected sampling sites on monthly basis and analyzed to provide information regarding spatial and seasonal variation observed in different water quality parameters. The range of parameters was recorded …
Published in Research & Reviews : Journal of Ecology · Vol. 8, Issue 3, 2019 · pp. 32–43 Read article
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Analyzing Thermal Expansion in Polymer Composites Through Heat Transfer Simulations
Abstract: Although lightweight and strong, polymer composites require careful handling in environments where temperatures shift. Their usefulness in fields like aviation, vehicle manufacturing, and electronic devices comes from customizable heat behavior alongside favorable mechanical traits. Yet variation in size due to heating or cooling remains a concern hard to dismiss. As conditions change, expansion occurs - sometimes enough to disrupt fit, alignment, or function within complex systems. This response to warmth …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1098–1108 Read article
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Volumetric and Viscometric Studies of Molecular Interactions in Binary Mixtures of Butylamine and Iso-butylamine with 1-decanol at Different Temperatures
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 The increasing use of alkylamine and alkanol in various chemical and industrial processes encouraged investigation on the thermodynamic and transporting properties of alkylamine, alkanol and their mixtures for obtaining extensive information. Excess molar volume (VE), deviation in viscosity (Dh) and excess Gibbs free energy of activation of viscous flow (G*E) have been calculated from measured densities and viscosities of pure butylamine …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 2, Issue 1, 2011 · pp. 24–35 Read article
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IoT-Based Real-Time Monitoring System for Temperature and Humidity Control in Pharmaceutical Manufacturing
Abstract: Environmental conditions, especially temperature and humidity, play a vital role in pharmaceutical manufacturing processes. Even minor fluctuations in these parameters can significantly influence the stability, potency, and overall effectiveness of drug formulations. In many cases, uncontrolled environmental variations may lead to chemical degradation, reduced shelf life, contamination risks, and substantial financial losses for manufacturers. Therefore, maintaining precise and consistent environmental conditions is essential to ensure product quality, regulatory compliance, and …
Published in International Journal of Mobile Computing Technology · Vol. 4, Issue 1, 2026 · pp. 32–37 Read article
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Graph Neural Networks for Molecular Scale Property Prediction and Inverse Design of Thermoset Polymer Nanocomposites: A Computational Framework
Abstract: Thermoset polymer nanocomposites exhibit properties that are highly sensitive to molecular scale formulation decisions, yet the vast design space remains largely unexplored because of the high cost of experimental characterisation and fully atomistic simulation. This paper presents TNC GNN, a dual mode graph neural network framework developed for the computational design of thermoset nanocomposite formulations. The forward module employs an attention augmented Message Passing Neural Network with 3D geometric encoding …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Seasonal Diversity of Copepods in Relation with Physico-Chemical Status of Kolar River, Saoner, Dist. Nagpur (Maharashtra State), India
Abstract: The present study is focused on the seasonal variations of copepods in relations with the physic-chemical parameters of Kolar River Seasonal changes in physic-chemical parameters such as water temperature, pH, dissolved oxygen and inorganic contents were studied month wise from June 2011 to May 2012. Studies showed the seasonal fluctuations in water temperature (20.2◦c to 27.3◦c), conductivity (277μS/cm to 401μS/cm), pH (7.6 to 8.5), total alkalinity (146 mg/l to 186 …
Published in Research & Reviews : Journal of Ecology · Vol. 9, Issue 1, 2020 · pp. 19–22 Read article
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Electron Beam and Gamma Radiation Dose Dependency on the Degradation Products of Polytetrafluoroethylene (PTFE)
Abstract: AbstractGamma radiation induced degradation phenomena of polytetrafluoroethylene (PTFE) in the form of granules has been studied. The Electron Spin Resonance (ESR) technique was used to study radical generation and behavior under different conditions. The ESR spectra of PTFE irradiated at low or very high doses of irradiation were doublets, characteristic of peroxy radicals. Similarly spectra at different temperatures are also doublets. In order to study nature of free radicals, the …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 1, 2019 · pp. 104–114 Read article
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Optimized Performance Characteristics of a 450 nm Semiconductor Laser by Varying Differential Gain
Abstract: AbstractIn this work, the effects on the performance characteristics of a true-blue 3QW separate confinement heterostrcture edge-emitting laser are presented by varying differential gain. At the temperature of 300 K, the threshold current of the laser is . The peak material gain for the designed laser is obtained as and further used for the analysis of the performance characteristics of the designed double-heterostructure laser for the variation of differential gain. …
Published in Journal of Communication Engineering & Systems · Vol. 3, Issue 3, 2013 · pp. 26–35 Read article
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Influence of B2O3 and Li2O on Physical, Thermal and Spectroscopic properties of Bi2O3-B2O3-CdO-Li2O glass system
Abstract: ABSTRACT Bismuth Borate based glasses with compositions BiBCL: 40Bi2O3-(40-X) B2O3-20CdO-XLi2O where x=5,10,15,20,25 mol% were prepared by conventional melt quenching technique. X-ray diffraction (XRD), differential thermal analysis (DTA), UV-VIS absorption spectroscopy, Fourier transform-infrared (FTIR), and Raman spectroscopies were used to analyse the synthesized samples. Through XRD and SEM studies, the synthesized glasses amorphous nature was confirmed. To evaluate the physical and structural characteristics of the glasses, calculations were made for the …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 51–62 Read article
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Some Aspects of the Vagaries in the Pattern of Meteorological Parameters in the State of Rajasthan in Association with the LULC Change
Abstract: Present work examined the role of the change in land use and land cover (LULC) in altering the rainfall and temperature pattern over the western part of the Rajasthan, India. For this purpose, the high-resolution gridded rainfall and surface temperature data sets prepared by IMD (India Meteorological Department) and Climatological Research Unit Time Series (CRU TS 3.21) have been utilized. An increase in surface temperature and decrease in rainfall for …
Published in Journal of Remote Sensing & GIS · Vol. 8, Issue 1, 2017 · pp. 53–65 Read article
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Impact of Barrier Thickness and Height on the Current-Voltage (I-V) Characteristics of GaAs/Ga1-xAlxAs Quantum Cascaded Laser
Abstract: Quantum Cascaded Laser (QCL) physics is different from a diode laser. In diode, laser transitions occur between the conduction band and valance band of the materials whereas in quantum-cascade laser transitions occur between states within a single quantum well. This paper presents the effect of barriers thickness on the I-V characteristics of GaAs/Ga1-xAlxAs based QCL. The calculated I-V characteristics findings predict the output current modulation capability of the proposed GaAs/Ga1-xAlxAs …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 1, 2019 · pp. 6–12 Read article
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Thermal Performance Analysis of a Solar Dryer-cum-Air Heater with Modified Absorber Surface
Abstract: Abstract The use of solar resource for food drying has always been a food preservation technique which has widely been practised in most parts of the world. The solar drying system utilizes solar energy to heat up air and to dry food substance placed in dryer, which is beneficial in reducing wastage of food products and helps in preservation of the same. Unfortunately, some of the methods practised in the …
Published in Journal of Thermal Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 34–40 Read article
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Thermal analysis of sustainable composite material absorption refrigeration system for cold storage application
Abstract: Present study deals with thermal analysis of absorption refrigeration system (ARS) and generator-absorber heat exchanger (GAX) based absorption refrigeration system by using green composite like aqua-ammonia. Evaporator temperature is 0°C for cold storage application, condenser temperature is 50°C as per Indian weather condition, mass stream rate of strong solution through the pump is 1 kg/s, and effectiveness of solution heat exchanger and refrigerant heat exchanger is 0.7 considered for present …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 18–27 Read article