Artículos: Envíos recientes
Mostrando ítems 921-940 de 15605
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Damage clasification in composite materials using neural networks
(Institute of Electrical and Electronics Engineers; Universidad Tecnológica Nacional (San Nicolás de los Arroyos, Argentina), 2024-11-04)Composite materials are widely employed in critical industrial applications, where their use has surged due to their numerous advantages over traditional materials. However, these benefits can be compromised if adequate ... -
Comunidades energéticas: situación actual y prospectivas en Europa y España
(Universidad Pontificia Comillas (Madrid, España), 2024-11-27) -
Computational fluid dynamics analysis of conventional irrigation and the combination with adjuvant suction cannulas in human molars with isthmus communication
(2024-11-28)This study evaluated CFD key irrigation parameters (flow pattern, irrigant velocity, wall shear stress and apical pressure) of conventional irrigation with positive pressure side-vented (SV) needle and the combination of ... -
ChatGPT vs state-of-the-art models: a benchmarking study in keyphrase generation task
(2024-11-29)Transformer-based language models, including ChatGPT, have demonstrated exceptional performance in various natural language generation tasks. However, there has been limited research evaluating ChatGPT’s keyphrase generation ... -
Nuevos retos en metrología de la salud
(2024-12-01)Uno de los objetivos del Centro Español de Metrología (CEM) es aumentar la concienciación sobre la importancia de las mediciones en el ámbito de la salud. Con este fin se ha creado un Laboratorio de Salud, dentro del Área ... -
Additive manufacturing Gyroid structures used as crash energy management
(2024-12-01)Gyroid-like structures are promising in terms of energy absorption levels. Due to additive manufacturing, they can now be manufactured and verified for different functions. In this article, it has been proven that a Gyroid ... -
Magnetic cork as adsorbent to remove hexavalent chromium from aqueous solution
(2024-12-01)Chromium contamination of water is a severe environmental problem due to the potential carcinogenicity of Cr(VI). In this work, magnetic cork powder was used as a porous material, and its removal efficiency for Cr(VI) was ... -
A modified and extended genetic algorithm for optimal distributed generation grid-integration solutions in direct current power grids
(2024-12-01)The integration of distributed generation into direct current power grids presents a critical challenge in modern energy systems, as it directly impacts grid reliability, efficiency, and the successful transition to renewable ... -
Cultivating spirituality in organizations: the role of spiritual discernment
(2024-12-15)Organizational spirituality addresses the complexities of the organizational landscape. It requires the embodiment of spiritual practices within organizations. As one such spiritual practice, spiritual discernment is closely ... -
A tri-level stochastic model for operational planning of microgrids with hydrogen refuelling station-integrated energy hubs
(2024-12-27)Energy hubs are efficient energy systems in which multiple energy carriers are converted, conditioned and stored to supply multiple forms of energy demands such as electricity, gas and heat. On the other hand, the penetration ... -
Emerging innovations in health metrology for diagnostic imaging
(2024-12-27)The Spanish National Metrology Center (CEM) is dedicated to advance the understanding of the essential role of measurements in the healthcare sector. CEM has created a laboratory in healthcare metrology to ensure the ... -
Efficiency monitoring of a cooling water pump based on machine learning techniques
(2024-12-30)This paper presents a method for efficiency monitoring of two circulating water pumps working in a combined cycle power plant for cooling the steam coming from a water-steam turbine. The method is based on monitoring the ... -
Assessing the business potential, price volatility and supply chain challenges of silicon metal in the European Union
(2024-12-31)The European Union (EU) is heavily reliant on raw materials, some of which pose critical supply challenges. The EU's Critical Raw Materials (CRM) policy, initiated in 2011 and recently reinforced by the 2023 Critical Raw ... -
Anomalous dynamic scaling of Ising interfaces
(2025-01-01)Until very recently, the asymptotic occurrence of intrinsic anomalous scaling has been expected to require concomitant effects for kinetically rough interfaces, like quenched disorder or morphological instabilities. However, ... -
Dynamic Modeling Under Temperature Variations for Sustainable Air Quality Solutions: PM2.5 and Negative Ion Interactions
(2025-01-01)Air pollution caused by fine particles known as PM2.5 is a significant health concern worldwide, contributing to illnesses like asthma, heart disease, and lung cancer. To address this issue, this study focused on improving ... -
Illustrating the conflicts between energy poverty and decarbonisation in the energy transition. A case example in Spain
(2025-01-01)The energy transition required to meet decarbonization goals will change dramatically the type of technologies and energy sources used in our economies, as well as the way we consume this energy. This in turn may have a ... -
Understanding the influence of data characteristics on the performance of point-of-interest recommendation algorithms
(2025-01-03)Point-of-interest (POI) recommendations are essential for travelers and the e-tourism business. They assist in decision-making regarding what venues to visit and where to dine and stay. While it is known that traditional ... -
New challenges in metrology for health: Looking for reliable diagnosis in electrocardiography and blood pressure measurement
(2025-01-22)Improving awareness of the importance of measurements in the field of health is one of the objectives of the Spanish Metrology Centre (CEM). To achieve this, a health metrology laboratory has been set up to develop projects ... -
Medical staff planning for field hospital deployments: the START hospital
(2025-01-31)PurposeThe deployment of a field hospital can play an important role in the response to an emergency. This paper is concerned with the management of emergency staff to a field hospital from a roster of volunteers with ... -
InfraFair: Infrastructure cost allocation
(2025-02-01)Networks play a pivotal role in the energy transition, integrating renewable energy sources and facilitating sustainable energy systems. A huge amount of investment in energy networks is still required to make the energy ...