Now showing items 881-900 of 7550

    • Hekmatnejad, Amin; Crespin, Benoit; Opazo, Álvaro; Emery, Xavier; Hitschfeld-Kahler, Nancy; Elmo, Davide (Pergamon-Elsevier, 2020)
      The purpose of this work is to highlight the impact of input parameters uncertainty in discrete fracture network (DFN) models and their engineering applications. We show how the error of an input parameter, here the ...
    • Herrera, C.; Pinto Neira, J.; Fuentealba, D.; Sepúlveda C., José; Rosenkranz, Andreas; García Fierro, J. L.; González, M.; Escalona, N. (Wiley-VCH Verlag GMBH, 2021)
      Ni/CNTox catalysts with variable metal content have been prepared to investigate their emulsifying and catalytic properties for the liquid-phase conversion of furfural. The solid catalysts and emulsions were analyzed by ...
    • Núñez, Eduardo; Lichtemberg, Roberto; Herrera Mardones, Ricardo (MDPI, 2020)
      This paper presents a numerical study on the seismic performance of end-plate moment connection between I-beam to HSS (hollow structural section) column stiffened by outer diaphragms (EP-HSS). In previous experimental ...
    • Correa Fontecilla, Rafael; Hantoute, Abderrahim; Pérez Aros, Pedro (Heldermann Verlag, 2020)
    • Martínez Ledesma, Miguel; Jaramillo Montoya, Francisco (Springer, 2020)
      Simultaneously estimating plasma parameters of the ionosphere presents a problem for the incoherent scatter radar (ISR) technique at altitudes between ~ 130 and ~ 300 km. Different mixtures of ion concentrations and ...
    • González, Andrea; Huerta Salgado, Camila; Orozco Aguilar, Josué; Aguirre, Francisco; Tacchi, Franco; Simón, Felipe; Cabello Verrugio, Claudio (Hindawi, 2020)
      Nonalcoholic fatty liver disease (NAFLD) is a pathology that contains a broad liver dysfunctions spectrum. These alterations span from noninflammatory isolated steatosis until nonalcoholic steatohepatitis (NASH), a more ...
    • Fekete, Dorottya; Fontbona Torres, Joaquín; Kyprianou, Andreas (Cambridge Univ., 2020)
      It is well understood that a supercritical superprocess is equal in law to a discrete Markov branching process whose genealogy is dressed in a Poissonian way with immigration which initiates subcritical superprocesses. The ...
    • Gopalakrishnan, Raja; Guevara Cue, Cristian; Ben-Akiva, Moshe (Elsevier, 2020)
      While collecting data for estimating discrete-choice models, researchers often encounter missing information in observations. In addition, endogeneity can occur whenever the error term is not independent of the observed ...
    • Sitharthan, R.; Sundar, D. Shanmuga; Rajesh, M.; Karthikeyan, Madurakavi; Raglend, I. Jacob; Edward, J. Belwin; Singh, R. Raja; Kumar, R. (Emerald, 2020)
      Purpose - Corona Virus Disease 2019 (COVID-19) is a deadly virus named after severe acute respiratory syndrome coronavirus 2; it affects the respiratory system of the human and sometimes leads to death. The COVID-19 mainly ...
    • Zorzut, Valentina; Ruiz, Lucas; Rivera, Andrés; Pitte, Pierre; Villalba, Ricardo; Medrzycka, Dorota (Cambridge Univ., 2020)
      Glacier ice thickness is crucial to quantifying water resources in mountain regions, and is an essential input for ice-flow models. Using a surface velocity inversion method, we combine ice thickness measurements with ...
    • Contreras, Sebastián; Biron Lattes, Juan Pablo; Villavicencio, Andrés; Medina Ortiz, David; Llanovarced Kawles, Nyna Koyllor; Olivera Nappa, Álvaro (Elsevier, 2020)
      COVID-19 pandemic has reshaped our world in a timescale much shorter than what we can understand. Particularities of SARS-CoV-2, such as its persistence in surfaces and the lack of a curative treatment or vaccine against ...
    • Muñoz Sáez, Carolina; Pérez Núñez, Carolina; Martini, Sebastián; Vargas Barrera, Alonso; Reich Morales, Martín; Morata Céspedes, Diego; Manga, Michael (Elsevier, 2020)
      Natural geysers on Earth are uncommon and most of them are clustered in large basins that share common characteristics, specifically, a magmatic heat source, meteoric water supply, and a set of fractures and/or porous rocks ...
    • Roquer, Tomás; Arancibia, Gloria; Rowland, Julie; Veloso, Eugenio A.; Molina, Eduardo; Crempien, Jorge G. F.; Morata Céspedes, Diego (Pergamon-Elsevier, 2020)
      Fracture opening at low differential stress controls maximum sustainable fluid pressure (lambda) within cohesive brittle crust. Standard Andersonian stress states occur when two conditions are met: (1) one of the principal ...
    • Delplancke, Claire; Fontbona Torres, Joaquín; Prado, Jorge (Soc Exploration Geophysicists, 2020)
      Understanding and monitoring the seismic responses of rock masses to massive mining are crucial for safety and economic viability of ever larger and deeper underground operations. Seismic monitoring can be used to detect ...
    • Kiwi Krauskopf, Marcos; Kohayakawa, Yoshiharu; Rajsbaum, Sergio; Rodríguez Henríquez, Francisco; Szwarcfiter, Jayme Luiz; Viola, Alfredo (Assoc Computing Machinery, 2020)
    • Molina, Juan; Ibar, Edo; Godoy, Nicolás; Escala Astorquiza, Andrés; Michiyama, Tomonari; Cheng, Cheng; Hughes, Thomas M.; Baes, Maarten; Xue, Yongquan; Michalowski, Michal J.; Van der Werf, Paul; Jiang, Xue-Jian (EDP Sciences, 2020)
      Context. Spatially resolved observations of the ionized and molecular gas are critical for understanding the physical processes that govern the interstellar medium (ISM) in galaxies. The observation of starburst systems ...
    • Bell, Cameron; Cioni, María Rosa; Wright, A. H.; Rubele, Stefano; Nidever, David L.; Tatton, Ben L.; Van Loon, Jacco Th.; Zaritsky, Dennis; Choi, Yumi; Choudhury, Samyaday; Clementini, Gisella; Grijs, Richard de; Vanov, Valentin D.; Majewski, Steven R.; Marconi, Marcella; Martínez Delgado, David; Massana, Pol; Muñoz, Ricardo R.; Niederhofer, Florian; Noel, Noelia E. D.; Oliveira, Joana M.; Olsen, Knut; Pennock, Clara M; Ripepi, V.; Subramanian, Smitha; Vivas, A. Katherina. (Oxford University Press, 2020)
      We present a map of the total intrinsic reddening across similar or equal to 34 deg(2) of the Small Magellanic Cloud (SMC) derived using optical (ugriz) and near-infrared (IR; YJK(s)) spectral energy distributions (SEDs) ...
    • Brahm, Rafael; Nielsen, Louise D.; Wittenmyer, Robert A.; Wang, Songhu; Rodríguez, Joseph E.; Espinoza, Néstor; Jordan, Andrés; Henning, Thomas; Hobson, Melissa; Kossakowski, Diana; Lagos Rojas, Felipe Alejandro; Sarkis, Paula; Schlecker, Martin; Trifonov, Trifon; Shahaf, Sahar; Ricker, George; Vanderspek, Roland; Latham, David W.; Seager, Sara; Winn, Joshua N.; Jenkins, Jon M.; Addison, Brett C.; Bakos, Gaspar A.; Bhatti, Waqas; Bayliss, Daniel; Berlind, Perry; Bieryla, Allyson; Bouchy, Francois; Bowler, Brendan P.; Briceño, César; Brown, Timothy M.; Bryant, Edward M.; Caldwell, Douglas A.; Charbonneau, David; Collins, Karen A.; Davis, Allen B.; Esquerdo, Gilbert A.; Fulton, Benjamin J.; Huang, Chelsea X.; Irwin, Jonathan; Kane, Stephen R.; Kielkopf, John; Mann, Andrew W.; Mireles, Ismael; Okumura, Jack; Plavchan, Peter; Quinn, Samuel N.; Rabus, Markus; Saesen, Sophie; Schlieder, Joshua E.; Segransan, Damien; Shiao, Bernie; Shporer, Avi; Siverd, Robert J.; Stassun, Keivan G.; Suc, Vincent; Tan, Thiam-Guan; Torres, Pascal; Tinney, Chris G.; Udry, Stephane; Vanzi, Leonardo; Vezie, Michael; Vines, Jose I.; Vuckovic, Maja; Wright, Duncan J.; Yahalomi, Daniel A.; Zapata, Abner; Ziegler, Carl (IOP, 2020)
      We present the discovery of two new 10 day period giant planets from the Transiting Exoplanet Survey Satellite mission, whose masses were precisely determined using a wide diversity of ground-based facilities. TOI-481.b ...
    • Mascareño, Aldo; Henríquez, Pablo A.; Billi, Marco; Ruz, Gonzalo A. (MDPI, 2020)
      Considering traditional research on social-ecological crises, new social media analysis, particularly Twitter data, contributes with supplementary exploration techniques. In this article, we argue that a social media ...
    • Palacios Jativa, Pablo; Azurdia Meza, César; Sánchez, Iván; Seguel, Fabián; Zabala Blanco, David; Firoozabadi, Ali Dehghan; Gutiérrez, Carlos A.; Soto, Ismael (IEEE-Inst Electrical Electronics Engineers, 2020)
      Underground mining is an industry that preserves the miners' safety and efficiency in their work using wireless communication systems as a tool. In addition to communication links characterized by radio frequency signals, ...