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105 resultados encontrados.

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Sustainable end-of-life strategies for thermoset-based fiber-reinforced composites: advances in recycling and upcycling
Artículo
Acceso abierto Artículo DOAJ
Quang M N Phan et al · IOP Publishing · 2026 · ISSN 2515-7639
Thermoset and fiber-reinforced composites (FRCs) are widely adopted for their exceptional mechanical strength, thermal resistance, and chemical stability that have demonstrated versatile applications across aerospace, au...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlBoeXNpY3M~Idioma eng
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Open Access
Systematic Evidence of Progressive Workflow Discontinuities in CubeSat Microstrip Antenna Design: From Electromagnetic Optimization to System Integration
Artículo
Acceso abierto Artículo DOAJ
Segundo Francisco Segura Altamirano et al · IEEE · 2026 · ISSN 2169-3536
This systematic review of 79 CubeSat antenna studies reveals a progressive “workflow attrition cascade” (68% $\rightarrow 70$ % $\rightarrow 87$ % $\rightarrow 92$ %) wherein electromagnetic design sophisti...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Time-series profiling of structure–property relationships in biodegradable polymers via NMR-driven data science
Artículo
Material complementario disponible Artículo DOAJ
Xinyu Ni et al · Nature Portfolio · 2026 · ISSN 2397-2106
Abstract Understanding and controlling the marine degradation of biodegradable polymers is crucial for sustainable materials engineering and pollution prevention. However, a unified interpretive method that links multisc...
LCC LCC:Materials of engineering and construction. Mechanics of materialsIdioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Two-Mode Fractal Radiator with Rotatable Fin Elements Based on a Modified Y-System
Artículo
Material complementario disponible Artículo DOAJ
Lyubimov P.V. et al · Academy of Sciences of Moldova · 2026 · ISSN 1857-0070
This study is devoted to a dual-mode fractal radiator with a modified topology. Its key feature is the ability to alter end-wall orientation via gear engagement between wall-mounted gears and discrete positioning wheels....
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOlByb2R1Y3Rpb24gb2YgZWxlY3RyaWMgZW5lcmd5IG9yIHBvd2VyLiIdioma eng
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Material complementario
A Review and Comparison of Medium/High Voltage Wide-Bandgap Devices Applications in Wind Energy Conversion Systems
Artículo
Acceso abierto Artículo DOAJ
Yuxuan Wu et al · IEEE · 2026 · ISSN 2169-3536
This paper presents a comprehensive review of Medium Voltage (MV) Wind Energy Conversion Systems (WECS) with the integration of Wide-bandgap (WBG) semiconductor devices. With the growing demand for high-power offshore wi...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
AI-Driven Penetration Testing for ARM Systems: Experimental Evaluation and Deployment Framework Across Four Paradigms
Artículo
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Matthew Ragsdale et al · IEEE · 2026 · ISSN 2169-3536
ARM-based systems are widely deployed in edge and IoT settings, where penetration-testing tools must operate under strict memory, power, and thermal constraints, yet prior work offers limited deployment-oriented guidance...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
All-sapphire-based high-temperature pressure sensor system with in situ temperature compensation: innovative cavity design, fabrication, and APSC-FFT algorithm
Artículo
Material complementario disponible Artículo DOAJ
Jiahang Tan et al · Nature Publishing Group · 2026 · ISSN 2055-7434
Abstract Targeting the environment of gas-cooled reactors (800 °C, 1 Mpa), we propose an all-sapphire composite-cavity sensor system for pressure measurement with in-situ temperature compensation. The sensor based on ...
LCC TENDOlRlY2hub2xvZ3k~; LCC:Engineering (General). Civil engineering (General)Idioma eng
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Material complementario
Analisis Kualitas Minyak Trafo Menggunakan Data Dissolved Gas Analysis dan Water Content
Artículo
Acceso abierto Artículo DOAJ
Abdul Syakur et al · Department of Electrical Engineering, Faculty of Engineering, Universitas Khairun · 2018 · ISSN 2354-8924
Transformer is a vital equipment in the power system. If the transformer is damage, can cause the electrical distribution to the consumer will be disrupted. Therefore, it needs special maintenance the performance of the ...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Analysis of Thermo-Mechanical Stress in Fiber Bragg Grating Used for Hydro-Generator Rotor Temperature Monitoring
Artículo
Acceso abierto Artículo DOAJ
R.C. Leite et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract Fiber Bragg gratings (FBGs) offer new possibilities to monitor accurately the rotor temperature. Dozens of sensors can be mounted in series in a single fiber and used to measure the temperature in several points...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Analyzing the Impact of TiO<sub>2</sub> Nanoparticles in Transformer Oil-Based Nanofluids Through Dissolved Gas Analysis
Artículo
Material complementario disponible Artículo DOAJ
Abhijeet Lal et al · IEEE · 2026 · ISSN 2169-3536
Nanofluids based on transformer oil have emerged as promising candidates for improving insulation performance in high-voltage equipment. This study investigates the influence of TiO2 nanoparticles on the dielectric stren...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Material complementario
Bulging Distortion of Austenitic Stainless Steel Sheet on the Partially Penetrated Side of Non-Penetration Lap Laser Welding Joint
Artículo
Acceso abierto Artículo DOAJ
Chengwu Yao et al · KeAi Communications Co., Ltd · 2024 · ISSN 2192-8258
Abstract Non-penetration laser welding of lap joints in austenitic stainless steel sheets is commonly preferred in fields where the surface quality is of utmost importance. However, the application of non-penetration wel...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Climate-based performance zoning of asphalt binder for pavement design on the Kabul-Salang highway, Afghanistan
Artículo
Acceso abierto Artículo DOAJ
Wahidullah Hazim et al · Springer · 2026 · ISSN 2948-1546
Abstract This study aims to develop a performance grade (PG) zoning map for asphalt pavements along the Kabul–Salang Highway in Afghanistan, considering local climatic conditions and traffic factors, to support optimiz...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
DAENet: Dynamic Adversarial Enhancement Network for Infrared Weak Target Detection
Artículo
Acceso abierto Artículo DOAJ
Pengcheng Jin et al · IEEE · 2026 · ISSN 1939-1404
Infrared thermal radiation signals are highly susceptible to environmental interference, leading to dynamic fluctuations. Consequently, weak targets are frequently submerged in heavy clutter backgrounds under extreme sce...
LCC LCC:Ocean engineering; LCC:Geophysics. Cosmic physicsIdioma eng
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Open Access
Design and Experimental Validation of a 25-kW Dual DAB–CLLC Bidirectional DC/DC Converter With an Ultrawide 200–1000 V Operating Range
Artículo
Material complementario disponible Artículo DOAJ
Jeong-Won Yeom et al · IEEE · 2026 · ISSN 2169-3536
This article presents the design and experimental validation of a 25-kW bidirectional DC/DC converter employing a dual DAB-CLLC resonant architecture to achieve high efficiency across an ultrawide 200&#x2013;1000-V opera...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Material complementario
Development of micro dual temperature–heat flux sensing probe using Pt Thin film for transient heat measurements up to 1400 °C.
Artículo
Acceso abierto Artículo DOAJ
Haigang Wang et al · Nature Publishing Group · 2026 · ISSN 2055-7434
Abstract Thin-film heat flux sensors are critical measurement tools in hypersonic wind tunnel aerodynamic thermal environment tests. However, they suffer from limitations such as poor erosion resistance, low operating te...
LCC TENDOlRlY2hub2xvZ3k~; LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
Digital Twin for Climate-Resilient Urban Planning: Modeling and Mitigation of Urban Heat Islands
Artículo
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J. M B et al · Copernicus Publications · 2026 · ISSN 1682-1750
Urbanization and climate change are rapidly transforming metropolitan environments, posing serious challenges to sustainable development, climate resilience, and disaster risk management, Among these challenges, concern,...
LCC TENDOlRlY2hub2xvZ3k~; LCC:Engineering (General). Civil engineering (General); TENDOkFwcGxpZWQgb3B0aWNzLiBQaG90b25pY3M~Idioma eng
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Digital Twin-Based Real-Time Blockage Detection for Liquid-Cooled Power Electronic Systems
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Josiah N. Worch et al · IEEE · 2026 · ISSN 2169-3536
Power electronic systems in autonomous vehicles and mission-critical applications are highly susceptible to overheating due to operational inefficiencies. These systems often rely on liquid cooling loops to maintain safe...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Effect of Reactive PLA on the Mechanical Properties of Hand Layup 3D Printed Hybrid Hemp Composites
Artículo
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Sifiso John Skosana et al · Wiley · 2026 · ISSN 2314-4912
This study investigated the mechanical and thermal properties of polylactic acid (PLA) composites produced using a hand layup 3D printing process, highlighting advancements in the manufacturing of hybrid hemp fibre PLA c...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Electrospun cellulose acetate/zeolite fibrous mats: Physicochemical characterization and influence of zeolite type on mat structure, CO2 adsorption, and H2 permeability
Artículo
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Yarledis Hurtado-Henao et al · Budapest University of Technology and Economics · 2026 · ISSN 1788-618X
The increasing release of greenhouse gases (GHGs), particularly CO2, continues to drive global warming and highlights the need for effective mitigation technologies. In this study, porous nanostructured cellulose acetate...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOkNoZW1pY2FsIHRlY2hub2xvZ3k~Idioma eng
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Energy-efficient regimes for aerodynamic tube dehydration of agro-industrial technologies residual products
Artículo
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Popescu V.S. et al · Academy of Sciences of Moldova · 2026 · ISSN 1857-0070
The purpose of this work is to determine energy-efficient regimes for aerodynamic tube dehydration of residual products from agro-industrial technologies. To achieve this goal, an experimental electrical installation was...
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOlByb2R1Y3Rpb24gb2YgZWxlY3RyaWMgZW5lcmd5IG9yIHBvd2VyLiIdioma eng
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Open Access
Fatigue Resistance and Failure Behavior of Penetration and Non-Penetration Laser Welded Lap Joints
Artículo
Acceso abierto Artículo DOAJ
Xiangzhong Guo et al · KeAi Communications Co., Ltd · 2021 · ISSN 1000-9345
Abstract Penetration and non-penetration lap laser welding is the joining method for assembling side facade panels of railway passenger cars, while their fatigue performances and the difference between them are not compl...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Flow Field and Temperature Field of Water-Cooling-Type Magnetic Coupling
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Lei Wang et al · KeAi Communications Co., Ltd · 2019 · ISSN 1000-9345
Abstract At present, the water-cooling simulation of the water-cooled magnetic coupler is based on the water-cooled motor and the hydraulic coupler, which cannot accurately characterize the temperature distribution of th...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Improving the Energy Efficiency of a Shell-and-Tube Jet-injection Fermenter for Aerobic Cultivation of Microorganisms
Artículo
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Loginov A.Yu. et al · Academy of Sciences of Moldova · 2026 · ISSN 1857-0070
The main objective of the study is to improve energy efficiency of a shell-and-tube jet injection fer-menter (SJT) for aerobic cultivation of microorganisms. The relevance of the work is determined by the biotechnology i...
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOlByb2R1Y3Rpb24gb2YgZWxlY3RyaWMgZW5lcmd5IG9yIHBvd2VyLiIdioma eng
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Institucional
Machine learning examination based on Bayesian regularized algorithm for slip effects on solarized Boger nanofluid with activation energy
Artículo
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Saba Liaqat et al · Springer · 2026 · ISSN 2731-9229
Abstract This model is highly helpful in thermal management and complex energy systems, particularly where precise control over heat and mass transfer is required. Solarized nanofluids can be used to improve heat absorpt...
LCC LCC:Materials of engineering and construction. Mechanics of materialsIdioma eng
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Open Access