Now showing items 21-40 of 45

    • Azócar de la Cruz, Gabriela Alejandra; Alfaro Rojas, Gabriela Francisca; Alonso, Claudia; Calvo, Rubén; Orellana, Paz (MDPI, 2022)
      Wildland fires are a phenomenon of broad interest due to their relationship with climate change. The impacts of climate change are related to a greater frequency and intensity of wildland fires. In this context, megafires ...
    • Arias Téllez, María José; Acosta, Francisco M.; García Rivero, Yolanda; Pascual Gamarra, José; Merchan Ramírez, Elisa; Martínez Téllez, Borja; Silva, Analiza M.; López, Julio Almansa; Llamas Elvira, José; Ruiz, Jonatan (Springer, 2020)
      Objectives Neck adipose tissue (NAT) volume increases with general adiposity, with fat accumulating in different neck tissue compartments. In patients with certain malignant/benign tumours, the accumulation of NAT, and ...
    • Fudamoto, Y.; Oesch, P. A.; Schouws, S.; Stefanon, M.; Smit, R.; Bouwens, R. J.; Bowler, R. A. A.; Endsley, R.; González, V.; Inami, H.; Labbe, I.; Stark, D.; Aravena, M.; Barrufet, L.; da Cunha, E.; Dayal, P.; Ferrara, A.; Graziani, L.; Hodge, J.; Hutter, A.; Li, Y.; De Looze, I.; Nanayakkara, T.; Pallottini, A.; Riechers, D.; Schneider, R.; Ucci, G.; van der Werf, P.; White, C. (Nature, 2021)
      Two serendipitously detected dust-obscured galaxies are reported at z = 6.7 and 7.4, with estimates that such galaxies provide an additional 10-25% contribution to the total star formation rate density at z > 6. Over ...
    • Berríos Caro, Ernesto; Clerc Gavilán, Marcel; Escaff, D.; Sandivari Gana, Camila; Tlidi, M. (Nature, 2020)
      Fragmentation followed by desertification in water-limited resources and/or nutrient-poor ecosystems is a major risk to the biological productivity of vegetation. By using the vegetation interaction-redistribution model, ...
    • Khasanov, Mansur; Kamel, Salah; Rahmann Zúñiga, Claudia Andrea; Hasanien, Hany M.; Al-Durra, Ahmed (Wiley, 2021)
      This paper proposes an application of the recent metaheuristic rider optimization algorithm (ROA) for determining the optimal size and location of renewable energy sources (RES) including wind turbine (WT), photovoltaic ...
    • Di Paolo, Federico; Ledo, Juanjo; Slezak, Katarzyna; Martínez van Dorth, David; Cabrera Pérez, Iván; Pérez, Nemesio M. (Nature, 2020)
      The study of geothermal systems is nowadays a topic of great importance because of the huge amount of energy that could be converted in electricity for human consumption from such sources. Among the various geophysical ...
    • Yu, Xiang; Qiao, Yu; Li, Qingpeng; Xu, Gang; Kang, Chuanxiong; Estévez Montero, Claudio; Deng, Chengzhi; Wang, Shengqian (Wiley, 2020)
      Comprehensive learning particle swarm optimization (CLPSO) is a powerful metaheuristic for global optimization. This paper studies parallelizing CLPSO by open computing language (OpenCL) on the integrated Intel HD Graphics ...
    • San Martín Núñez, Betty; Muñoz Obregón, Rubén; Cornejo Kelly, Javiera; Martínez, M. A.; Araya Jordán, C.; Maddaleno Toledo, Aldo; Anadón, A. (Wiley, 2016)
      Ribavirin is an antiviral used in human medicine, but it has not been authorized for use in veterinary medicine although it is effective against infectious salmon anemia (ISA) virus, between others. In this study, we present ...
    • Abeliuk Kimelman, Andrés; Huang, Zhishen; Ferrara, Emilio; Lerman, Kristina (Nature, 2020)
      Applications from finance to epidemiology and cyber-security require accurate forecasts of dynamic phenomena, which are often only partially observed. We demonstrate that a system's predictability degrades as a function ...
    • Álvarez, Carla; Suliman, Salwa; Almarhoumi, Rawan; Vega, María Elena; Rojas, Carolina; Monasterio, Gustavo; Galindo, Mario; Vernal Astudillo, Rolando; Kantarci, Alpdogan (Nature, 2020)
      The alveolar bone resorption is a distinctive feature of periodontitis progression and determinant for tooth loss. Regulatory T lymphocytes (Tregs) display immuno-suppressive mechanisms and tissue repairing functions, which ...
    • Berg Costa, Lorenzo; Ossa Valenzuela, Jorge (Universidad del Bío-Bío, Facultad de Arquitectura, Construcción y Diseño, Departamento de Diseño y Teoría de la Arquitectura, 2012-12)
      En la relación de las comunidades con la arquitectura merece especial atención el turismo, tanto en su posibilidad de amenaza como de oportunidad para la cultura religiosa y su expresión arquitectónica. Se propone un modelo ...
    • Maulén, C.; Castillo, S.; Kostic, M.; Pinto, M. (Hindawi, 2021)
      In this paper, we analyze the existence and uniqueness of remotely almost periodic solutions for systems of ordinary differential equations. The existence and uniqueness of remotely almost periodic solutions are achieved ...
    • Peralta Troncoso, Óscar; Carrasco, C.; Vieytes, C.; Tamayo, M. J.; Muñoz, I.; Sepúlveda, S.; Tadich Gallo, Tamara; Duchens Arancibia, Mario; Meléndez, P.; Mella, A.; Torres, C. G. (Nature, 2020)
      Although, antibiotics are effective in the treatment of bovine mastitis, they do not address the regeneration of mammary glandular tissue and have been associated to the increment in antimicrobial resistance worldwide. ...
    • Pérez Villalobos, Cristhian Exequel; Ventura Ventura, Juan; Spormann Romeri, Camila; Melipillán, Roberto; Jara Reyes, Catherine; Paredes Villarroel, Ximena; Rojas Pino, Marcos Santiago; Baquedano Rodríguez, Marjorie; Castillo Rabanal, Isidora; Parra Ponce, Paula; Bastías Vega, Nancy del Carmen; Alvarado Figueroa, Débora; Matus Betancourt, Olga (Public Library Science, 2021)
      Introduction Due to the health crisis caused by the COVID-19 pandemic, 220 million college students in the world had to halt face-to-face teaching and migrate to what has been called Emergency Remote Teaching, using virtual ...
    • Massone Sánchez, Leonardo; Ostoic, Daslav F. (Elsevier, 2020)
      Masonry walls are structural elements generally used in housing or small buildings. Given their structural configuration, they commonly present shear failure due to seismic actions, characterized by a fragile response. ...
    • Lapere, Rémy; Menut, Laurent; Mailler, Sylvain; Huneeus Lagos, Nicolás (Copernicus Gesellschaft, 2020)
      In wintertime, high concentrations of atmospheric fine particulate matter (PM2.5) are commonly observed in the metropolitan area of Santiago, Chile. Hourly peaks can be very strong, up to 10 times above average levels, but ...
    • Yun Cárcamo, Sohyoun; Carrasco Machado, Sebastián; Rogan Castillo, José; Correa Burrows, Paulina; Valdivia Hepp, Juan Alejandro (Nature, 2020)
      Here, we address the consequences of the extension in the space of a simple model of a system that is closed to efficient causation: the (M,R)-system model. To do so, we use a diffusion term to describe the collective ...
    • Canesin, Giacomo; Maggio, Valentina; Palominos, Macarena; Stiehm, Anna; Contreras, Héctor R; Castellón, Enrique A.; Morote, Juan; Paciucci, Rosanna; Maitland, Norman J.; Bjartell, Anders; Hellsten, Rebecka (Nature Research, 2020)
      Cancer stem cells (CSCs) are a small subpopulation of quiescent cells with the potential to differentiate into tumor cells. CSCs are involved in tumor initiation and progression and contribute to treatment failure through ...
    • Napoleoni, Felipe; Jamieson, Stewart S. R.; Ross, Neil; Bentley, Michael; Rojas Rivera, Andrés; Smith, Andrew; Siegert, Martin; Paxman, Guy J. G.; Gacitua, Guisella; Uribe, José A.; Zamora, Rodrigo; Brisbourne, Alex M.; Vaughan, David G. (Copernicus Gesellschaft MBH, 2020)
      Subglacial water plays an important role in ice sheet dynamics and stability. Subglacial lakes are often located at the onset of ice streams and have been hypothesised to enhance ice flow downstream by lubricating the ice- ...
    • Hojman Guiñerman, Sergio; Asenjo, Felipe A. (American Physical Society, 2015)
      The Einstein equations for an isotropic and homogeneous Friedmann-Robertson-Walker universe in the presence of a quintessence scalar field are shown to be described in a compact way, formally identical to the dynamics of ...