Universidad Andrés Bello (Chile): últimos ingresos

Mostrando ítems 261-280 de 7291

    • [CCU y Falabella] 

      Fishwick, Daniela; Fuentes, Johana; López, Jorge (Universidad Andrés Bello, 2022)
      El siguiente análisis tiene la finalidad de evaluar la salud financiera de la COMPAÑÍA CERVECERÍAS UNIDAS S.A. Para el desarrollo de esta evaluación se han analizado los EEFF consolidados de CCU junto con el análisis ...

    • Cemento Polpaico S.A 

      González, Mauricio; Irribarra, Mauricio; Figueroa, Paula; Hurtado, Vannia (Universidad Andrés Bello, 2022)
      El presente informe pretende analizar y presentar el estado Financiero-Contable de la compañía Cemento Polpaico S.A. considerando información pública del periodo 2017 al 2021. Con el fin de lograr un análisis preciso y ...

    • The Open Cluster Chemical Abundances and Mapping Survey. VI. Galactic Chemical Gradient Analysis from APOGEE DR17 

      Myers, Natalie; Donor, John; Spoo, Taylor; Frinchaboy, Peter M.; Cunha, Katia; Price Whelan, Adrian M.; Majewski, Steven R.; Beaton, Rachael L.; Zasowski, Gail; O'connell, Julia; Ray, Amy E.; Bizyaev, Dmitry; Chiappini, Cristina; García Hernández, D.A.; Geisler, Doug; Jönsson, Henrik; Lane, Richard R.; Longa Peña, Penélope; Minchev, Ivan; Minniti, Dante; Nitschelm, Christian; Roman Lopes, A. (American Astronomical Society, 2022-09-01)
      The goal of the Open Cluster Chemical Abundances and Mapping (OCCAM) survey is to constrain key Galactic dynamic and chemical evolution parameters by the construction and analysis of a large, comprehensive, uniform data ...

    • Exposure to political disparagement humor and its impact on trust in politicians: How long does it last? 

      Mendiburo-Seguel, Andrés; Vargas, Salvador; Rubio, Andrés (Frontiers Media S.A., 2017-12)
      The experimental research that looks into the effects of political humor on an individual's attitudes toward politics and politicians does not evaluate its long-term effects. With this in mind, this study aims to determine ...

    • Lipopolysaccharide from Porphyromonas gingivalis, but Not from Porphyromonas endodontalis, Induces Macrophage M1 Profile 

      Veloso, Pablo; Fernández, Alejandra; Astorga, Jessica; González Quintanilla, David; Castro, Alfredo; Escobar, Alejandro; Hoare, Anilei; Hernández, Marcela (MDPI, 2022-09)
      Apical Lesions of Endodontic Origin (ALEO) are initiated by polymicrobial endodontic canal infection. Porphyromonas gingivalis (Pg) and Porphyromonas endodontalis (Pe) lipopolysaccharides (LPS) can induce a pro-inflammatory ...

    • Ionic liquids as additives for acid leaching of copper from sulfidic ores 

      Carlesi, Carlos; Cortes, Enrique; Dibernardi, Gianfranco; Morales, Jaime; Muñoz, Edmundo (Elsevier, 2016-05)
      Two acid imidazolium-based Ionic liquids (ILs) were evaluated for use in the leaching of a real non-concentrated chalcopyrite ore in an aerated system at different temperatures, monitoring copper recoveries in aqueous ...

    • Hidroeduca : aula lúdica hidro integradora 

      De La Maza Rosas, Carolina (Universidad Andrés Bello, 2007)
      La educación en Chile, hoy en día se rigen por parámetros sumamente rígidos respecto a la enseñanza. En los establecimientos escolares se están basando en un régimen conductual, lo que provoca educar sometido a reglamentos ...

    • Scientific Mapping of Coastal Governance: Global Benchmarks and Trends 

      Vega-Muñoz, Alejandro; Salazar-Sepúlveda, Guido; Contreras-Barraza, Nicolás; Araya-Silva, Lorena (MDPI, 2022-06)
      This research panoramically and empirically reviews the scientific production on coastal governance studies, mapping global networks of countries, organizations, authors, themes, and journals as referents for this topic. ...

    • Search clicks analysis for discovering temporally anchored questions in community Question Answering 

      Figueroa, Alejandro; Gómez-Pantoja, Carlos; Herrera, Ignacio (Elsevier Ltd, 2016-05)
      Nowadays, community Question-Answering (cQA) sites are massive repositories for user-generated content, where members prompt questions expecting satisfactory answers from other members. However, in this dynamic, there is ...

    • PAMAM-grafted TiO2 nanotubes as novel versatile materials for drug delivery applications 

      Torres, Cecilia C.; Campos, Cristian H.; Diáz, Carola; Jiménez, Verónica A.; Vidal, Felipe; Guzmán, Leonardo; Alderete, Joel B. (Elsevier Ltd, 2016-08)
      PAMAM-grafted TiO2 nanotubes (PAMAM-TiO2NT) have been synthesized and evaluated as new drug nanocarriers, using curcumin (CUR), methotrexate (MTX), and silibinin (SIL) as model therapeutic compounds. TiO2NT were surface-modified ...

    • Velocity measurement in the extensive [OIII] emission region 1.2 south-east of M 31 

      Amram, P.; Adami, C.; Epinat, B.; Chemin, L. (EDP Sciences, 2023-03)
      Context. The discovery of a broad, ∼1.5 long filamentary [OIII] 5007 emission ∼1.2 south-east of the M 31 nucleus has recently been reported. More than 100 hours of exposures of a wide field (3.48 - 2.32) have allowed this ...

    • The gamma-ray blazar quest: new optical spectra, state of art and future perspectives 

      Massaro, F.; Álvarez Crespo, N.; D’Abrusco, R.; Landoni, M.; Masetti, N.; Ricci, F.; Milisavljevic, D.; Paggi, A.; Chavushyan, V.; Jiménez-Bailón, E.; Patiño-Álvarez, V.; Strader, J.; Chomiuk, L.; La Franca, F.; Smith, Howard A.; Tosti, G. (Springer Netherlands, 2016-10)
      We recently developed a procedure to recognize γ -ray blazar candidates within the positional uncertainty regions of the unidentified/unassociated γ -ray sources (UGSs). Such procedure was based on the discovery that ...

    • Abundances in a sample of turnoff and subgiant stars in NGC 6121 (M 4) 

      Spite, M.; Spite, F.; Gallagher, A.J.; Monaco, L.; Bonifacio, P.; Caffau, E.; Villanova, S. (EDP Sciences, 2016-10)
      Context. The stellar abundances observed in globular clusters show complex structures, currently not yet understood. Aims. The aim of this work is to investigate the relations between the abundances of different elements ...

    • Recognition of Hand Gestures Based on EMG Signals with Deep and Double-Deep Q-Networks 

      Valdivieso Caraguay, Ángel Leonardo; Vásconez, Juan Pablo; Barona López, Lorena Isabel; Benalcázar, Marco E. (MDPI, 2023-04)
      In recent years, hand gesture recognition (HGR) technologies that use electromyography (EMG) signals have been of considerable interest in developing human–machine interfaces. Most state-of-the-art HGR approaches are based ...

    • Observation of four-top-quark production in the multilepton final state with the ATLAS detector 

      Aad, G.; Abbott, B.; Abeling, K.; Abicht, N.J.; Abidi, S.H.; Aboulhorma, A.; Abramowicz, H.; Abreu, H.; Abulaiti, Y.; Hoffman, A. C. Abusleme; Acharya, B.S.; Bourdarios, C. Adam (Institute for Ionics, 2023-07)
      This paper presents the observation of four-top-quark (tt¯ tt¯) production in proton-proton collisions at the LHC. The analysis is performed using an integrated luminosity of 140 fb - 1 at a centre-of-mass energy of 13 TeV ...

    • Seroprevalence of hepatitis e virus in moose (Alces alces), reindeer (rangifer tarandus), red deer (cervus elaphus), roe deer (capreolus capreolus), and muskoxen (ovibos moschatus) from norway 

      Sacristán, Carlos; Madslien, Knut; Sacristán, Irene; Klevar, Siv; Das Neves, Carlos G. (MDPI, 2021-02)
      Hepatitis E virus (HEV), a major cause of viral hepatitis worldwide, is considered an emerging foodborne zoonosis in Europe. Pigs (Sus scrofa domestica) and wild boars (S. scrofa) are recognized as important HEV reservoirs. ...

    • Measurement of the nuclear modification factor of b-jets in 5.02 TeV Pb+Pb collisions with the ATLAS detector 

      Aad, G.; Abbott, B.; Abbott, D.C.; Abeling, K.; Abidi, S.H.; Aboulhorma, A.; Abramowicz, H.; Abreu, H.; Abulaiti, Y.; Hoffman, A. C. Abusleme; Acharya, B.S.; Achkar, B. (Institute for Ionics, 2023-05)
      This paper presents a measurement of b-jet production in Pb+Pb and pp collisions at sNN=5.02 TeV with the ATLAS detector at the LHC. The measurement uses 260 pb - 1 of pp collisions collected in 2017 and 1.4 nb - 1 of Pb+Pb ...

    • Search for dark sector by repurposing the UVX Brazilian synchrotron 

      Duarte, L.; Lin, L.; Lindner, M.; Kozhuharov, V.; Kuleshov, S.V.; de Jesus, A.S.; Queiroz, F.S.; Villamizar, Y.; Westfahl, H., Jr. (Institute for Ionics, 2023-06)
      We propose the first Search for Dark Sector at the Brazilian Synchrotron Light Laboratory, site of Sirius, a fourth-generation storage ring. We show that UVX, Sirius predecessor, can be a promising dark sector detector, ...

    • A Heuristic Approach for Determining Efficient Vaccination Plans under a SARS-CoV-2 Epidemic Model 

      Hazard-Valdés, Claudia; Montero, Elizabeth (MDPI, 2023-02)
      In this work, we propose a local search-based strategy to determine high-quality allocation of vaccines under restricted budgets and time periods. For this, disease spread is modeled as a SEAIR pandemic model. Subgroups ...

    • Educational practices to transform and connect schools and communities 

      Erstad, O.; Miño, R.; Rivera-Vargas, P. (Grupo Comunicar, Colectivo Andaluz de Educacion en Medios de Comunicacion, 2021-01)
      Los desafíos sociales y educativos que enfrentamos en la actualidad nos obligan a repensar cuál es el rol de las instituciones educativas y de las tecnologías digitales en el siglo XXI, lo cual requiere una comprensión más ...