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524 articles for “GEO”
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Tropospheric Variation of Point Refractivity Gradient and Geo-climatic Factor over a Coastal Location in Tropical Nigeria
Abstract: Accurate assessment of refractivity gradient and Geo-climatic factor is crucial for maintaining reliable radio signal propagation in clear-air environments. These parameters are essential for determining the fade margin necessary to ensure a stable and effective wireless radio link, given the unstable nature of the atmosphere through which the signals travel. It is crucial to have accurate knowledge of these characteristics, particularly at microwave antenna heights of around 70 meters, in …
Published in Journal of Remote Sensing & GIS · Vol. 15, Issue 2, 2024 · pp. 28–42 Read article
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Explainable GeoAI-Based Multi-Temporal Remote Sensing Framework for Early Detection of Climate-Induced Land Cover Transformation
Abstract: Climate change has emerged as one of the primary drivers of rapid land cover transformation, affecting ecosystems, agricultural productivity, biodiversity, and regional sustainability. Traditional remote sensing approaches often face challenges in detecting subtle and early-stage land cover changes due to limitations in temporal analysis and model interpretability. This study proposes an Explainable GeoAI-based multi-temporal remote sensing framework for the early detection of climate-induced land cover transformation using multi-source satellite imagery …
Published in International Journal of Satellite Remote Sensing · Vol. 4, Issue 2, 2026 Read article
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Cultural Geomorphological Investigation of the Area around Twelve Jyotirlinga in India
Abstract: The cultural geomorphological investigation of the area around the twelve Jyotirlinga in India presents a comprehensive scientific exploration of the geological and geomorphological aspects of these sacred sites. Originally believed to be 64 in number, the twelve Jyotirlinga represent the most revered and holy places dedicated to Lord Shiva. These temples, distributed across the Indian subcontinent, exhibit a remarkable geographical arrangement in a distinctive spiral pattern. Based on aerial positions …
Published in Journal of Remote Sensing & GIS · Vol. 15, Issue 1, 2024 · pp. 47–70 Read article
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Solar Panel Defect Detection Using Geospatially-Aware Deep Learning framework
Abstract: Large-scale photovoltaic (PV) systems demand reliable inspection techniques to maintain efficiency, as manual methods remain labor-intensive and inconsistent. This study introduces a geospatially informed deep learning framework for defect detection and localization in PV panels from drone and satellite imagery. The framework incorporates an adaptive tiling mechanism that adjusts tile boundaries according to object size, reducing information loss and enhancing detection performance. In addition, coordinate transformation between image pixels and …
Published in Journal of Remote Sensing & GIS · Vol. 17, Issue 2, 2026 Read article
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An Experimental Study on The Effect of Geopolymeric Composite Reinforcement on Soil Subgrade for Flexible Pavements
Abstract: The use of geo-synthetics, such as geotextiles, has the potential to enhance the inherent engineering and geotechnical properties of subgrade soils that exhibit poor conditions. The use of geotextiles in pavement construction has many advantages, including enhanced subgrade strength and the ability to construct flexible pavements that are both efficient and cost-effective since it reduces the pavement thickness. In the realm of flexible pavement system development, the significance of subgrade …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 132–140 Read article
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Geological and Geophysical Studies of the Ninety East Ridge: A Brief Review
Abstract: The Indian Ocean serves as a unique laboratory for studying the impact of both global and regional stressors on environmental changes over various geological epochs. Its distinct hydrological conditions and geographical location make it an ideal focal point for research into these phenomena. Of particular interest within the Indian Ocean is the Ninety East Ridge (NER), which holds significance as the world's longest linear rise. Researchers have long hypothesized that …
Published in International Journal of Marine Life · Vol. 1, Issue 1, 2024 · pp. 8–19 Read article
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An In-Depth Assessment of Flood Susceptibility using Geo-informatics – A Detailed Review
Abstract: In recent years, the world has faced many disasters, but the effects of floods have received considerable focus due to their harmful consequences. More than half of the global destruction and damage from floods takes place in Asia, leading to loss of life, infrastructure damage, and community panic. The main goal is to improve the understanding of flood hazard management by conducting flood vulnerability assessments. Vulnerability is central to analyzing …
Published in Journal of Remote Sensing & GIS · Vol. 17, Issue 1, 2026 Read article
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Effect of Particle Size of Sand on the Interface Shear Behavior of Sand and Non-woven Geotextile
Abstract: Soil-geosynthetic interface is the weakest zone for shear failure. It is influenced by size, shape, density and water content of sand. It is also influenced by the properties of geosynthetic such as texture and structure. This paper explores the influence of the size of sand on the behavior of sand-geotextile interface. Three types of sands namely coarse, medium and fine sand and non-woven geotextile were used in this study. Several …
Published in Journal of Geotechnical Engineering Read article
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Properties of Binary Waste Based Geopolymer Concrete Composite: A Review
Abstract: Concrete composite as construction material is utilized all over the world and it is not considered as eco-friendly because cement is provided as a binder in it. Therefore, replacing binder in concrete composite by alumina and silica rich by-products in presence of chemical activators give rise to geopolymer concrete composite which is eco-friendly in nature. Geopolymer concretes composite can be used to build a variety of structural configurations, have a …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 44–52 Read article
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Geopolymer Concrete Composites and its Properties- A Clean and Sustainable Development
Abstract: Production of geopolymer composites, an inventive and environmentally friendly substitute for regular Portland cement concrete, involves the polymerization of several industrial waste materials, including fly ash, powdered granulated blast furnace slag, silica fume, and rice husk ash, using solutions that are very alkaline. Because this technique removes the requirement for calcination, which is a significant contributor of CO2 emissions during the manufacturing of OPC, GPC is more ecologically friendly. Alkaline …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 284–300 Read article
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Design of a Geopolymer Based on Fly Ash and Metakaolin with a Solid, Liquid, and Powdered Alkaline Activator at High Temperatures
Abstract: In this work, the fresh and hardened properties of geopolymer concrete activated using solid, liquid, and powder alkaline activator systems, including fly ash and different amounts of metakaolin, are examined. Compressive and flexural strengths were assessed at 7 and 28 days in accordance with IS 516 (1959). Workability was evaluated using a slump test in accordance with IS 1199 (Part 2): 2018. At an ideal replacement level of 30%, the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 712–726 Read article
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A Review of Properties of Geopolymer Concrete
Abstract: The growing need for concrete around the world has led to both more concrete being made and more of it being used. Carbon dioxide is released into the atmosphere when regular Portland cement is made, which contributes to global warming (OPC). because concrete that is good for the environment needs new kinds of binders. Using different binders could cut down on the energy needed to make traditional concrete and the …
Published in Journal of Polymer & Composites · Vol. 11, Issue 4, 2023 · pp. 60–69 Read article
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POLYMER AND COMPOSITE-BASED GEOSYNTHETIC REINFORCEMENTS FOR SEISMIC STABILITY OF SOIL RETAINING STRUCTURES: MATERIALS, MECHANICS, AND PERFORMANCE REVIEW
Abstract: Geosynthetic materials based on polymer and composites have become important items for the structural performance and seismic resilience of the reinforced soil retaining systems. Mechanically stabilized earth walls in recent geotechnical engineering practice are increasingly based on enhanced polymeric reinforcements for enhanced tensile strength, durability, flexibility, and energy dissipation under dynamic loading. High-density polyethylene, polypropylene, polyester, and fiber-reinforced polymer composites are usually used. The present review focus on the recent …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Use of Geopolymers for Environmental Sustainability
Abstract: Geopolymers are a rapidly growing matter with enormous potential for improving environmental sustainability in the construction sector. This study highlights the use of geopolymers as eco-friendly alternatives to traditional building materials, with special emphasis on their role in reducing the environmental effect of construction operations. It also focuses on the chemical composition, mechanical characteristics, environmental sustainability, etc. of geopolymers, along with their benefits over conventional materials such as portland cement. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 35–43 Read article
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Geothermal Energy in Nigeria: Assessing Its Potential and Environmental Impacts for Sustainable Development
Abstract: This study explores the possibility of using geothermal energy to address Nigeria's electricity generation issues sustainably. Significant potential for high-output power generation from geothermal resources is revealed by analyzing the geological features of the nation. Environmental issues including pollutant emissions and ecosystem damage are explored with the benefits of geothermal energy, such as its small land footprint and dependability. The purpose of the article is to identify possible geothermal energy …
Published in International Journal of Energy and Thermal Applications · Vol. 2, Issue 2, 2024 · pp. 01–07 Read article
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Geo AI-Powered Urban Footprints
Abstract: In the contemporary era, building footprints are of paramount importance for accurate and current inventories in the development of infrastructure and geospatial analysis. Traditional methods, relying on manual digitization, were largely unsustainable as the urban regions were growing rapidly. Manual digitization was expensive and lacked geometric precision. This paper introduces an automated, end-to-end GEO AI-powered framework for high-end fidelity building footprint extraction from Google Satellite Data. Our approach for this …
Published in Journal of Remote Sensing & GIS · Vol. 17, Issue 2, 2026 Read article
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A systematic Review on Laterite based geopolymer
Abstract: Laterite based geopolymer has been widely studied as a sustainable alternative to Portland cement in construction industry. However, its thermal performance is still a challenge due to the low thermal conductivity and low temperature resistance. In this paper, recent studies on the improvement of thermal performance of laterite based geopolymer using additives are reviewed. The additives studied include organic materials, metal oxides and natural fillers. The effect of these additives …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 172–183 Read article
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Investigating Temperature Effects on Thermal Analysis of Composite Heat Pipes with Diverse Geometrical Configurations
Abstract: As the demand for efficient heat dissipation technologies continues to surge, understanding the intricate interplay between temperature variations and the thermal performance of heat pipes assumes paramount importance. This study investigates the impact of temperature fluctuations on the thermal behaviour of heat pipes with diverse geometric configurations. A comprehensive analysis is conducted utilizing advanced computational simulations coupled with experimental validation techniques. Heat pipes are an innovative heat transfer device with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 20–34 Read article
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Investigation on the mechanical characteristics and productivity of GGBS based geopolymer mortars
Abstract: It has been known for decades that geopolymer will significantly replace cement's function in construction industry. Geopolymer has low creep and shrinkage and a peak compressive strength. That is as per a recent study, geopolymer mortar is made by Fly ash and GGBS. The composition includes (100-60%) GGBS with a 10% substitution of fly ash. Alkali activators used in the research are sodium hydroxide (NaOH) and sodium silicate (Na2SiO3). In …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 253–264 Read article
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GeoPrompt: A Mobile Applications Reminder System Based on Location
Abstract: In today’s fast-paced environment, maintaining organization and order is more critical than ever. Traditional paper reminders, though useful, often fall short of meeting the efficiency demands of modern life. While mobile phone reminders are commonly used, they are typically time-based and cannot address tasks that require attention at specific locations. To address this gap, we present “GeoPrompt-A Mobile Application Reminder System Based on Location,” a cutting-edge Android app that improves …
Published in Journal of Mobile Computing, Communications & Mobile Networks · Vol. 11, Issue 3, 2024 · pp. 21–27 Read article