Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 28921-28940 of 98940

    • Do going concern opinions provide incremental information to predict corporate defaults? 
      Gutiérrez Caro, Elizabeth; Krupa, Jake; Minutti-Meza, Miguel; Vulcheva, María (Springer, 2020)
      Investors, regulators, and academics question the usefulness of going concern opinions (GCOs). We assess whether GCOs provide incremental information, relative to other predictors of corporate default. Our measure of ...
    • Divergence in plant traits and increased modularity underlie repeated transitions between low and high ... 
      Pérez, Fernanda; Lavandero, Nicolás; Ossa, Carmen Gloria; Hinojosa Opazo, Luis Felipe; Jara Arancio, Paola; Kalin Arroyo, Mary T. (Frontiers Media, 2020)
      Understanding why some plant lineages move from one climatic region to another is a mayor goal of evolutionary biology. In the southern Andes plant lineages that have migrated along mountain ranges tracking cold-humid ...
    • Análisis crítico de la baja tasa de donación de órganos en Chile 
      González Cohens, Francisca; Vera Cid, Felipe; Alcayaga Droguett, Rosa; González Fuenzalida, Fernando (Sociedad Médica Santiago: SMS-Chile, 2020)
      The highest organ donation rate in Chile was 10 donors per million population in 2017, which is low compared with other countries. Local experts attribute the low rate to population's lack of education and generosity, ...
    • Cost objects: How is your ED performing? 
      Fuentes Cáceres, Verónica; Neriz Jara, Liliana; Núñez Mondaca, Alicia; Mateo, Ricardo (BMC, 2020)
      BackgroundThe aim of this study is to a propose a standardized methodology to identify a list of cost objects that can be used by any ED to compute costs considering that the resulting data must facilitate unit management ...
    • Speckle Interferometry at SOAR in 2019 
      Tokovinin, Andrei; Mason, Brian D.; Méndez Bussard, René A.; Costa Hechenleitner, Edgardo; Horch, Elliott P. (IOP Publishing, 2020)
      The results of speckle-interferometric observations at the 4.1 m Southern Astrophysical Research Telescope in 2019 are given, totaling 2555 measurements of 1972 resolved pairs with separations from 15 mas (median 021) and ...
    • El derecho al recurso en el proceso civil : una mirada desde el ejercicio de la jurisdicción, el debido ... 
      Cruz Eberhard, Gonzalo (Universidad de Chile, 2020)
    • Connectivity of fractures and groundwater flows analyses into the Western Andean Front by means of a ... 
      Taucare Toro, Matías; Viguier, Benoît; Daniele, Linda; Heuser, Gert; Arancibia, Gloria; Leonardi, Véronique (Springer, 2020)
    • Conceptual onomasiology as blending in Ancient Greek. The sense of COMPLETION as generic space in the ... 
      Ioannou, Georgios (Slovak Assoc Study English-Skase, 2020)
      This is a theoretical and methodological exploration into the phenomenon of diachronic polysemy from a conceptual onomasiological perspective, where the notion of 'bridging context' is reinterpreted as an integration process ...
    • Umbilical defect dynamics in an inhomogeneous nematic liquid crystal layer 
      Zambra, Valeska; Clerc Gavilán, Marcel; Barboza, Raouf; Bortolozzo, Umberto; Residori, Stefania (Amer Physical Soc, 2020)
      Electrically driven nematic liquid crystals layers are ideal contexts for studying the interactions of local topological defects, umbilical defects. In homogeneous samples the number of defects is expected to decrease ...
    • La respuesta a proteínas mal plegadas como blanco terapéutico en la enfermedad de Alzheimer 
      Rivera Krstulović, Catalina; Durán Aniotz, Claudia Andrea (Sociedad Médica de Santiago, 2020)
      The clinical features of Alzheimer's disease (AD), for example the progressive memory loss, are produced by neuronal loss and synaptic dysfunction. These events have been associated with histopathological alterations in ...
    • Paisajes cotidianos de pueblos rurales en Chile Central: La Canela, Rinconada de Guzmanes y Valle Los Olmos 
      Nercasseau Gibson, Teresita (Universidad de Chile, 2019-06)
      Los paisajes cotidianos de los pueblos rurales de Chile Central están compuestos por tres dimensiones concéntricas: cerros, pueblo y espacios domésticos. A partir de los ejemplos de los pueblos de La Canela (comuna de ...
    • Unraveling the Complex Behavior of Mrk 421 with Simultaneous X-Ray and VHE Observations during an Extreme ... 
      Acciari, V. A.; Ansoldi, S.; Antonelli, L. A.; Engels, A. Arbet; Baack, D.; Babic, A.; Banerjee, B.; Barres de Almeida, U.; Barrio, J. A.; Becerra Gonzalez, J.; Bednarek, W.; Bellizzi, L. K.; Bernardini, E.; Berti, A.; Besenrieder, J.; Bhattacharyya, W.; Bigongiari, C.; Biland, A.; Blanch, O.; Bonnoli, G.; Bosnjak, Z.; Busetto, G.; Carosi, R.; Ceribella, G.; Cerruti, M.; Chai, Y.; Chilingarian, A.; Cikota, S.; Colak, S. M.; Colin, U.; Colombo, E.; Contreras, J. L.; Cortina, J.; Covino, S.; D'Elia, V.; Da Vela, P.; Dazzi, F.; De Angelis, A.; De Lotto, B.; Del Puppo, F.; Delfino, M.; Delgado, J.; Depaoli, D.; Di Pierro, F.; Di Venere, L.; Do Souto Espineira, E.; Prester, D. Dominis; Donini, A.; Dorner, D.; Doro, M.; Elsaesser, D.; Ramazani, V. Fallah; Ferrara, G.; Foffano, L.; Fonseca, M. V.; Font, L.; Fruck, C.; Fukami, S.; Garcia Lopez, R. J.; Garczarczyk, M.; Gasparyan, S.; Gaug, M.; Giglietto, N.; Giordano, F.; Gliwny, P.; Godinovic, N.; Green, D.; Hadasch, D.; Hahn, A.; Hassan, T.; Herrera, J. J.; Hoang, J.; Hrupec, D.; Huetten, M.; Inada, T.; Inoue, S.; Ishio, K.; Iwamura, Y.; Jouvin, L.; Kajiwara, Y.; Kerszberg, D.; Kobayashi, Y.; Kubo, H.; Kushida, J.; Lamastra, A.; Lelas, D.; Leone, F.; Lindfors, E.; Lombardi, S.; Longo, F.; Lopez, M.; Lopez-Coto, R.; Lopez-Oramas, A.; Loporchio, S.; Machado de Oliveira Fraga, B.; Maggio, C.; Majumdar, P.; Makariev, M.; Mallamaci, M.; Maneva, G.; Manganaro, M.; Mannheim, K.; Maraschi, L.; Mariotti, M.; Martinez, M.; Mazin, D.; Mender, S.; Micanovic, S.; Miceli, D.; Miener, T.; Minev, M.; Miranda, J. M.; Mirzoyan, R.; Molina, E.; Moralejo, A.; Morcuende, D.; Moreno, V.; Moretti, E.; Munar-Adrover, P.; Noda, K.; Nogues, L.; Nozaki, S.; Ohtani, Y.; Oka, T.; Otero-Santos, J.; Palatiello, M.; Paneque, D.; Paoletti, R.; Paredes, J. M.; Pavletic, L.; Penil, P.; Peresano, M.; Persic, M.; Moroni, P. G. Prada; Prandini, E.; Puljak, I.; Rhode, W.; Ribo, M.; Rico, J.; Righi, C.; Rugliancich, A.; Saha, L.; Sahakyan, N.; Saito, T.; Sakurai, S.; Satalecka, K.; Schleicher, B.; Schmidt, K.; Schweizer, T.; Sitarek, J.; Snidaric, I.; Sobczynska, D.; Spolon, A.; Stamerra, A.; Strom, D.; Strzys, M.; Suda, Y.; Suric, T.; Takahashi, M.; Tavecchio, F.; Temnikov, P.; Terzic, T.; Teshima, M.; Torres-Alba, N.; Tosti, L.; van Scherpenberg, J.; Vanzo, G.; Vazquez Acosta, M.; Ventura, S.; Verguilov, V.; Vigorito, C. F.; Vitale, V.; Vovk, I.; Will, M.; Zaric, D.; Petropoulou, M.; Finke, J.; D'Ammando, F.; Balokovi, M.; Madejskic, G.; Mori, K.; Puccetti, Simonetta; Leto, C.; Perri, M.; Verrecchia, F.; Villata, M.; Raiteri, C. M.; Agudo, I.; Bachev, R.; Berdyugin, A.; Blinov, D. A.; Chanishvili, R.; Chen, W. P.; Chigladze, R.; Damljanovic, G.; Eswaraiah, C.; Grishina, T. S.; Ibryamov, S.; Jordan, B.; Jorstad, S. G.; Joshi, M.; Kopatskaya, E. N.; Kurtanidze, O. M.; Kurtanidze, S. O.; Larionova, E. G.; Larionova, L. V.; Larionov, V. M.; Latev, G.; Lin, H. C.; Marscher, A. P.; Mokrushina, A. A.; Morozova, D. A.; Nikolashvili, M. G.; Semkov, E.; Smith, P. S.; Strigachev, A.; Moody, J. W.; Sadun, A. C.; Hovatta, T.; Richards, J. L.; Max-Moerbeck Astudillo, Walter; Readhead, A. C. S.; Lahteenmaki, A.; Tornikoski, M.; Tammi, J.; Ramakrishnan, V.; Reinthal, R. (IOP Publishing, 2020)
      We report on a multiband variability and correlation study of the TeV blazar Mrk 421 during an exceptional flaring activity observed from 2013 April 11 to 19. The study uses, among others, data from GLAST-AGILE Support ...
    • Chile mega-fire 2017: An analysis of social representation of forest plantation territory 
      Pliscoff, Patricio; Folchi Donoso, Mauricio; Aliste Almuna, Enrique; Cea Sáez, Daniela; Simonetti Zambelli, Javier (Elsevier, 2020)
      Between January 1 and February 10, 2017, the central southern area of Chile faced several mega-fires events that were considered the second largest of the history, 518,174 ha were affected. The devastating consequences of ...
    • Chemistry and biological activity of alkaloids from the genus Schizanthus 
      Christen, Philippe; Cretton, Sylvian; Humam, Munir; Bieri, Stefan; Muñoz Muñoz, Orlando; Joseph-Nathan, Pedro (Springer, 2020)
      The genusSchizanthus(Solanaceae) comprises 12 accepted species primarily endemic to Chile. It is characterized by the presence of numerous tropane alkaloids found as ester derivatives of isomeric acids like angelic, ...
    • Perspectivas bioéticas en un mundo en sindemia 
      Lolas Stepke, Fernando (Centro Interdisciplinario de Estudios en Bioética, 2020)
    • Bibliometrics in computer science: an institution ranking 
      Zurita Alarcón, Gustavo; Merigó Lindahl, José; Lobos Ossandón, Valeria; Mulet Forteza, Carles (IOS Press, 2020)
      Computer Science degrees are very popular currently among institutions worldwide. The proliferation of these programs in different universities has led to the creation of rankings for classifying programs according to their ...
    • Beyond the Mohring effect: scale economies induced by transit lines structures design 
      Fielbaum, Andrés; Jara Díaz, Sergio; Gschwender Krause, Antonio (Elsevier, 2020)
      In this paper we study how the spatial arrangement of transit lines (lines structure) influences scale economies in public transport. First we show that the degree of scale economies (DSE) increases discretely whenever ...
    • Bacteria driving droplets 
      Ramos, Gabriel; Cordero Garayar, María Luisa; Soto Bertrán, Rodrigo (Royal Society of Chemistry, 2020)
      We confine a dense suspension of motileEscherichia coliinside a spherical droplet in a water-in-oil emulsion, creating a "bacterially" propelled droplet. We show that droplets move in a persistent random walk, with a ...
    • Assessment of Shape Variation Patterns in Triatoma infestans (Klug 1834) (Hemiptera: Reduviidae: Triatominae): ... 
      Vilaseca, Carolina; Méndez Torres, Marco A.; Pinto, Carlos F.; Benítez, Hugo A. (MDPI, 2020)
      The morphological variations of four populations of geographically isolated Triatoma infestans located in the area of inter-Andean valleys and Chaco of Chuquisaca, Bolivia, were evaluated. Fifty-three females and sixty-one ...
    • Are managers susceptible to framing effects? An experimental study of professional judgment of performance metrics 
      Fuenzalida Aguirre, Javier; Van Ryzin, Gregg G.; Olsen, Asmus Leth (Routledge, 2020)
      Evidence suggests that citizens evaluate government performance differently when equivalent performance information is presented with either a positive or negative framing-but do experienced public managers also suffer ...