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134 articles for “Depth of Investigation”
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Impact of New-Defined Criteria on Evaluation of Depth of Investigation for Radial and Transient Linear Flow
Abstract: The depth of investigation (DOI) is a fundamental parameter in many reservoir engineering calculations, whereas there is no generally accepted industry standard and evaluation method so far. Inconsistencies or errors will arise when unconditionally using various formulae to calculate the value of DOI. This paper investigated the key issues about DOI in terms of production rate, pressure cut-off value, especially the selection of evaluation criteria. New relations for DOI evaluation …
Published in Journal of Petroleum Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 7–18 Read article
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Comparative Investigation of Solar Still by Varying Basin Water Depth and Integrating Energy Storage Material and Steel Wool Fibre
Abstract: The main obstacle to human life in the modern age was the unequal distribution of drinking water on Earth. The demand for drinking water is increasing due to population growth and industrial exploitation, while supply levels are essentially unchanged. Because of its simplicity in construction, techno-economic advantages, and environmental friendliness, solar energy is still regarded as one of the best methods for turning saline into potable water. The main disadvantage …
Published in Trends in Machine design · Vol. 12, Issue 1, 2025 · pp. 1–11 Read article
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Optimization of Supply Chain Management Cost Reduction and Delivery Time Improvement
Abstract: Management of the supply chain is vital for every company's success. Businesses can cut expenses and speed up delivery by effectively regulating the flow of goods and services. In this study, we will explore the various strategies and best practices in supply chain management that can help achieve these objectives. We will delve into the importance of efficient sourcing, inventory management, and logistics to streamline operations and optimize the supply …
Published in Journal of Production Research & Management · Vol. 15, Issue 1, 2025 · pp. 15–21 Read article
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Photochemical Materials for Light-responsive Optical Switching: AI-optimized Design of Dynamic Visual Effects
Abstract: This paper presents an in-depth investigation into the design and behavior of photochemical materials that generate optical illusions and dynamic visual effects through light-induced molecular transformations. The study focuses on advanced photoresponsive compounds such as azobenzene and spiropyran derivatives, emphasizing their reversible optical transitions governed by photoisomerization, phase transitions, and photochromism in solid-state and polymeric matrices. Spectroscopic and kinetic analyses are employed to evaluate the influence of light wavelength, material …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 3, Issue 2, 2025 · pp. 13–27 Read article
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A Novel Mathematical Exploration of Fractal Dynamics in Hyperbolic Spaces
Abstract: This research paper presents an original study on the behavior, generation, and properties of fractal structures within hyperbolic geometry. Unlike classical Euclidean fractals, hyperbolic fractals demonstrate accelerated boundary complexity and distinct scaling symmetries due to the curvature of the underlying space. The paper proposes new iterative models, analyzes geometric invariants, and explores potential applications in data visualization, network science, and theoretical physics. This research paper conducts an in-depth investigation into …
Published in Recent Trends in Mathematics · Vol. 3, Issue 1, 2026 · pp. 1–7 Read article
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The Inappropriate Application of Medication in the Context of Surgical Procedures: A Review
Abstract: The initiation of substance abuse frequently commences during adolescence, a critical developmental period. Extensive research has consistently revealed a pronounced connection between drug use and the consumption of cigarettes and alcohol. Understanding the prevalence of substance abuse, with a specific focus on the use of cigarettes and alcohol, is paramount in formulating effective strategies for prevention and control of drug consumption. Therefore, embarking on an initial exploration of the prevalence …
Published in Research and Reviews : Journal of Surgery · Vol. 12, Issue 3, 2023 · pp. 27–32 Read article
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Investigation of the Effects of Solpawa SBR-X TM Doses on Total Petroleum Hydrocarbon in Loam Soil at Different Depths
Abstract: Laboratory trials of environmental remediation products bring the hope of inventing such products to reality for many of today’s intractable environmental pollution conditions, paving the way for the field trials and subsequent large-scale field application. This laboratory study was conducted as the first phase of a 2-tiered adaptive trials of Solpawa® Bioremediation System (Solpawa-SBX) funded by the Nigerian Content Development and Monitoring Board (NCDMB). The study investigated the effectiveness of …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 64–72 Read article
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Machinability Studies of Chrome Steel in Turning Operation: An Experimental Investigation
Abstract: Studies on Machinability aspects are important from the standpoint of optimizing the parameters setting during the machining operations. This paper adds value to the knowledge base of machinability aspects. A report on the experimental investigation conducted, to study the effects of machining parameters on Surface Finish and Material Removal Rate (MRR) during the turning operation is presented. The current experimentation was carried out using two grades of chrome steel namely …
Published in Journal of Industrial Safety Engineering · Vol. 3, Issue 2, 2016 · pp. 10–18 Read article
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Prediction of Depth-Induced Stress Distribution and Maintenance Cost Implications for Submerged Structural Components
Abstract: This study investigates the influence of water depth on stress distribution and structural integrity of submerged mechanical components . Structural models fabricated from mild steel, stainless steel, carbon steel, and copper alloy were examined under hydrostatic loading corresponding to water depths between 30 cm and 150 cm. Results indicate that normal and shear stresses increased proportionally with depth due to intensified hydrostatic pressure. Mild steel exhibited the highest stress concentrations, …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 3, Issue 2, 2025 · pp. 29–35 Read article
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Blockchain Adoption in Indian Public Services: A Holistic Empirical Investigation
Abstract: The Indian public sector is pivotal in the country’s governance and public welfare. It is worth noting that there is a significant number of intermediaries involved in the execution of tasks that are compromising data transparency. Currently, the public sector banks lack standardization and validation as major obstacles in the deployment of blockchain technology. The research paper explores the scope and effectiveness of blockchain technology in India’s public sector through …
Published in Journal of Operating Systems Development & Trends · Vol. 11, Issue 3, 2024 · pp. 48–57 Read article
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The Effects of Physiochemical Parameters and Microbial Counts on Metal Coupons Corrosions in Freshwater Environment at Different Water Depths
Abstract: The effect of water quality on metal coupon corrosion was investigated at the New Calabar River in Choba. The study examined metal corrosion rates at five different depths: 30 cm, 60 cm, 90 cm, 120 cm, and 150 cm in a freshwater environment. Water samples were collected at each depth and analyzed for physicochemical and microbial parameters to understand their impact on metal degradation. Key parameters measured included pH, Electrical …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 2, 2025 · pp. 31–51 Read article
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Exploring the Impact of Process Parameters on 3D Printing: A Comprehensive Review for Enhanced Product Quality
Abstract: Rapid developments in 3D printing technology have dramatically changed a wide range of industries, from consumer products and healthcare to automotive and aerospace. 3D printing is a process of manufacturing where material is deposited layer over layer which are previously deposited to provide the design shape to the desired products. This process has eliminated the numerous machining processes which were required to manufacture the products previously. The modification of process …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 975–996 Read article
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Investigating the Impact of Robotics and Automation on Manufacturing Technology
Abstract: Automation and automated machines have dramatically enhanced quality, productivity, and efficiency in industries such as manufacturing at the past few decades. The current research looks at the ways robotics and automation are impacting industrial technologies. The investigation offers an in-depth analysis of the advantages and difficulties connected with the incorporation of robots and automation in industrial processes by evaluating pertinent literature, case studies, and statistics. Conclusions of this research effort …
Published in International Journal of Manufacturing and Production Engineering · Vol. 1, Issue 1, 2023 · pp. 33–38 Read article
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Experimental Study on the Strength Enhancement of Carbon Fiber Reinforced GGBS Concrete
Abstract: This study provides an in-depth analysis of the experimental investigation conducted on carbon fiber reinforced GGBS concrete (CFRGC). The primary objective of the research was to evaluate the effects of carbon fibers on various mechanical properties of concrete, with a particular focus on strength parameters. In this study, the carbon fiber content was systematically varied from 0.5% to 1.5% by weight of cement, in increments of 0.5%, to determine the …
Published in Journal of Structural Engineering and Management · Vol. 11, Issue 3, 2024 · pp. 36–50 Read article
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Gravitational Wave Astronomy (2015–2026): From Historic Discoveries to Quantum Detection Frontiers
Abstract: Since the landmark detection of GW150914 by the LIGO Scientific Collaboration in 2015, gravitational wave (GW) astronomy has transitioned from a theoretical frontier to a robust observational science. This breakthrough confirmed a major prediction of General Relativity and inaugurated an entirely new method for observing the universe. Over the past decade, continuous upgrades to ground-based interferometers such as LIGO, Virgo Collaboration, and KAGRA have dramatically improved detector sensitivity, enabling the …
Published in International Journal of Universe · Vol. 2, Issue 1, 2026 · pp. 1–5 Read article
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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
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Geotechnical and Geophysical investigations for a foundation underpinning solution in a residential building with differential settlements, in Asti Province (central Piedmont), NW Italy
Abstract: Foundation differential settlements are a recurrent topic for antique and no so antique buildings, for this particular case, an integrated approach of geotechnical and geophysical investigation was developed to provide information and support to the engineering design for the restoration of a building.Given the presence of widespread and pervasive wall fractures, compromising the static nature of the building, investigating the nature of the subsoil in depth was a need, in …
Published in Journal of Geotechnical Engineering · Vol. 10, Issue 3, 2023 · pp. 1–12 Read article
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Effect of EM Wave from Mobile Phone on Skin Depth in Human Blood, Bone and Muscle
Abstract: Cell phone technology has become an integral part of day to day life and it is used not only for voice messages but also for high resolution pictures and mainly the use of Internet. When cell phones are placed near to human body, the EM radiations emitted from the phone penetrate deep inside the body. The present paper investigations have been made to estimate skin depth of electromagnetic radiations inside …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 3, 2017 · pp. 16–20 Read article
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Modelling and analysis of machining characteristics of aluminium composite on CNC by Taguchi L9
Abstract: The machining of aluminum silicon oxide is used in high speed CNC milling in light of the fact that such composites have number of applications in the aeronautics industry. The inspiration driving this examination is to explore the effects of machining parameters on surface roughness and material expulsion rate in high exactness CNC machine since industry requires low surface unpleasantness and high material expulsion rate, the model for surface harshness …
Published in Trends in Mechanical Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 1–7 Read article
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Real-time Gas Lift Valve to Enhance Well Performance
Abstract: Optimum production from a gas lift well mainly depends on proper injection gas quantity; injection pressure and depth of injection and gas lift valve performance. The quality of down hole gas lift valves plays a crucial role in achieving maximum efficiency of a gas lift system and uninterrupted oil and gas production. Gas lift valves can aid in the unloading and produce of a well. With the valves properly spaced …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 2, 2016 · pp. 1–10 Read article