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Buscador de Tesis y publicaciones académicas

Consulta más de 250 millones de tesis, artículos científicos, ponencias y datasets de repositorios abiertos de todo el mundo. Encuentra antecedentes para tu investigación y descarga los que son de acceso libre.

885.534 resultados

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Artículo 2026 Acceso abierto Revisado por pares

Long-term monitoring of the optical performance of the primary mirrors at the Coihueco and Loma Amarilla sites of the Pierre Auger Observatory

Pierre Auger Collaboration · Abdul Halim, A. · Abreu, P. · Aglietta, M. · y 196 más

Abstract This paper presents the results of an optical performance monitoring campaign for the primary mirrors installed in fluorescence telescopes at the Coihueco and Loma Amarilla sites at the Pierre Auger Observatory in Argentina. Since the end of 2003, this effort has developed into a unique long-term dataset that...

architecture Physics Mirror Quality factor ddc:530
  • IOP Publishing
  • Netherlands
  • DOI: 10.1088/1748-0221/21/06/p06040
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Artículo 2026 Revisado por pares

Expansion of NKG2A+CD8+ T cells with regulatory signatures distinguish individuals living with HIV-2 from those with HIV-1

Orta Resendiz, Aurelio · Petitdemange, Caroline · Lazzerini, Marie · Jacquelin, Béatrice · y 12 más

Background: NKG2A+CD8+ T cells are unconventional T cells described in the context of various diseases. However, their role remains poorly understood. People living with HIV-2 (PLWH2), unlike people living with HIV-1 (PLWH1), exhibit minimal intestinal inflammation despite continuous viral replication in the absence of...

basic medicine [SDV] Life Sciences [q-bio] medical and health sciences IL-15
  • Elsevier BV
  • France
  • English
  • DOI: 10.1016/j.medj.2026.101143
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Artículo 2026 Acceso abierto Revisado por pares

A novel metabarcoding approach for the detection and community profiling of Saprolegniales in aquaculture environments

ElKhouri-Vidarte, Nura · Sandoval Sierra, José Vladimir · Higuera-Gamindez, Marta · Lara, Enrique · y 1 más

Saprolegniales are a group of predominantly aquatic Oomycetes of great economic and ecological importance in aquaculture and natural ecosystems. It is therefore crucial to detect and characterize them rapidly and reliably in the environment. In the last few years, metabarcoding has emerged as a powerful tool for assess...

Water communities Species detection Environmental DNA Fish pathogens
  • Elsevier BV
  • Spain
  • English
  • DOI: 10.1016/j.aquaculture.2026.743855
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Artículo 2026 Revisado por pares 2 citas

Prematurity and obstructive sleep apnea in children: The perfect storm

Oscar Camilo, Pantoja-Gomez · Juanita, Agudelo-Agudelo · Elida, Duenas-Meza · Sonia M, Restrepo-Gualteros · y 2 más

As survival rates for premature infants improve, understanding the link between prematurity and obstructive sleep apnea (OSA) has become critical for enhancing outcomes in this high-risk population. Children born severely prematurely face a threefold increased risk of developing OSA due to anatomical and physiological...

medical and health sciences clinical medicine
  • Elsevier BV
  • English
  • DOI: 10.1016/j.prrv.2025.06.001
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Artículo 2026 Acceso abierto Revisado por pares

Spatio-Temporal Characterization of Gastric Distensibility in Upper Endoscopy Identifies the Presence of Helicobacter pylori

Josué Ruano-Balseca · Diego Bravo · Diana L. Giraldo · Martín Gómez · y 2 más

Assessment of gastric distensibility is crucial for understanding various gastrointestinal disorders, particularly those affecting gastric motility and reflux conditions. Gastric distensibility can be altered by pathological conditions such as linitis plastica or gastric mucosal inflammation, as seen in Helicobacter py...

  • Institute of Electrical and Electronics Engin...
  • DOI: 10.1109/tmi.2026.3672198
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Artículo 2026 Revisado por pares

Emission factors and fuel consumption of motorcycles under new Medellín driving cycles

Javier Londoño · Juan Serna · I.N. Goméz-Miranda · Frank A. Ruiz · y 2 más

This study presents an updated assessment of emission factors and fuel consumption for motorcycles equipped with electronic fuel injection systems, tested under real-world conditions in the Aburrá Valley, Colombia. Eight motorcycles classified as Scooter, Off-Road, and Naked were evaluated using two developed driving c...

mechanical engineering Traffic segments Fuel consumption engineering and technology
  • Elsevier BV
  • Spain
  • English
  • DOI: 10.1016/j.apr.2026.102935
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Artículo 2026 Acceso abierto Revisado por pares

AI-powered predictive control for hybrid renewable microgrids: Integrating photovoltaic generation and battery storage in smart homes and industrial applications

López Flórez, Sebastián · Hernández González, Guillermo · Prieto Tejedor, Javier · Prieta Pintado, Fernando de la

[EN]The integration of renewable energy sources into microgrids remains challenging due to generation intermittency, storage inefficiencies, and progressive battery degradation. In this work, our main contribution is a standardized empirical benchmark of deep reinforcement learning for microgrid energy management acros...

Reinforcement learning Energy management Risk planning engineering and technology
  • Elsevier BV
  • Spain
  • English
  • DOI: 10.1016/j.mlwa.2026.100864
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Conjunto de datos 2026 Acceso abierto

Simulation results Anylogic

Colmenares-Quintero, Ramon Fernando · Piedrahita-Rodriguez, Sara

These are the results obtained after the simulation in software Anylogic, for our research article, entitle: "Integrating logistics simulation and life cycle thinking to evaluate hydrogen-oriented valorisation of caprine manure in coastal Colombia"

Flowsheet Simulation other engineering and technologies engineering and technology
  • Mendeley Data
  • DOI: 10.17632/3tgvd9d3yf.1
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Conjunto de datos 2026 Acceso abierto

Dataset: Systematic review and meta-analysis of extravascular lung water index (EVLWI) and mortality in critically ill adults

Lopez Delgado, Dario · Bermúdez, Valmore

Research Hypothesis This dataset is grounded in the hypothesis that there is a measurable prognostic association between the extravascular lung water index (EVLWI), measured by transpulmonary thermodilution, and mortality outcomes in critically ill adult patients. Data Description and Collection This file contains raw,...

medical and health sciences clinical medicine Critical Care
  • Mendeley Data
  • DOI: 10.17632/gryz4z5vpg.1
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Resultados provistos por OpenAIRE, la infraestructura europea de ciencia abierta. Tesis y Másters Colombia no aloja ni distribuye estos documentos: cada enlace lleva al repositorio de origen.

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2

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3

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