Browsing by Title Facultad de Ciencias Físicas y Matemáticas

Now showing items 6330-6349 of 20545

    • Distribution feeder costs as a function of the penetration of distributed generation - key drivers and trends 
      Oliva, H. Sebastián; Lozano Ortiz, Christine Andrea; Palma Behnke, Rodrigo (American Institute of Physics, 2020)
      Distributed generation (DG) has experienced extraordinary growth in installed capacity in many countries. DG can have a significant impact on both the investment and operational costs of distribution feeders. However, in ...
    • Distribution Network rate making in Latin America: An evolving landscape 
      Moreno, Rodrigo; Bezerra, Bernardo; Rudnick, Hugh; Suazo Martínez, Carlos; Carvalho, Martha; Navarro, Alejandro; Silva, Carlos; Strbac, Goran (IEEE-Inst Electrical Electronics Engineers, 2020)
    • Distribution of landslides along the Andean active orogenic front (Argentinean Precordillera 31–33° S) 
      Junquera-Torrado, Sebastián; Moreiras, Stella M.; Sepúlveda, Sergio A. (Elsevier Ltd, 2019)
      As one of the main environmental effects of earthquakes, the distribution of landslides could reflect regional neotectonic activity. To that end, we carried out an inventory of landslides along the Precordillera range ...
    • Distribution of Serpens South protostars revealed with ALMA 
      Plunkett, Adele; Fernández López, Manuel; Arce, Héctor; Busquet, Gemma; Vivanco Mardones, Diego; Dunham, Michael (EDP Sciences, 2018-07-03)
      Context. Clusters are common sites of star formation, whose members display varying degrees of mass segregation. The cause may be primordial or dynamical, or a combination both. If mass segregation were to be observed in ...
    • The distribution of the warm and dense molecular gas around Cepheus A HW 2 
      Torrelles, J. M.; Gómez, J. F.; Garay Brignardello, Guido; Rodríguez, L. F.; Miranda, L. F.; Curiel, S.; Ho, P. T. P. (1999)
      We present VLA observations of the J; K 1; 1 , (2, 2), (3, 3) and (4, 4) inversion transitions of NH3 toward the HW 2 object in Cepheus A, with 1-arcsec angular resolution. Emission is detected in the main hyperfine ...
    • Distributional and asymptotic results of chain maxima from independent random vectors 
      Fuentes Pezoa, Alexis Adrián (Universidad de Chile, 2021)
      Esta tesis tiene como objetivo principal el estudio de la sucesión (M n), de los llamados chain-maxima (máximos en cadena), bajo la hipótesis de observaciones independientes e idénticamente distribuidas (iid), con valores ...
    • Disturbance alters relationships between soil carbon pools and aboveground vegetation attributes in an ... 
      Lopatin Fourcade, Javier; Araya López, Rocío Alejandra; Galleguillos Torres, Mauricio Humberto; Pérez Quezada, Jorge Francisco (Wiley, 2022)
      Anthropogenic-based disturbances may alter peatland soil-plant causal associations and their ability to sequester carbon. Likewise, it is unclear how the vegetation attributes are linked with different soil C decomposition-based ...
    • Diverse Metabolic Profiles of a Streptomyces Strain Isolated from a Hyper-arid Environment 
      Rateb, Mostafa E.; Houssen, Wael E.; Harrison, William T. A.; Deng, Hai; Okoro, Chinyere K.; Asenjo de Leuze, Juan; Andrews Farrow, Bárbara; Bull, Alan T.; Goodfellow, Michael; Ebel, Rainer; Jaspars, Marcel (AMER CHEMICAL SOC, 2011-09)
      The metabolic profile of Streptomyces sp. strain C34, isolated from the Chilean hyper-arid Atacama Desert soil, is dependent on the culture media used for its growth. The application of an OSMAC approach on this strain ...
    • La diversidad cultural como valor público: el caso de los servicios de préstamos en Bibliotecas Públicas chilenas 
      Plaza Piñeira, Fernanda Rosa Elena (Universidad de Chile, 2022)
    • Diversificación Utilizando Commodities 
      Szigethi Quijada, Jaime Alejandro (Universidad de Chile, 2007)
      El objetivo general del presente trabajo de título es estudiar los activos denominados commodities y los efectos que tiene la inclusión de éstos en carteras de inversión enfocadas en acciones. Esto con el objeto de mostrar ...
    • A diversified multiobjective GA for optimizing reservoir rule curves 
      Chen, Li; Mc Phee Torres, James; Yeh, William W.-G. (ELSEVIER SCI LTD, 2007-05)
      The paper develops an efficient macro-evolutionary multiobjective genetic algorithm (MMGA) for optimizing the rule curves of a multi-purpose reservoir system in Taiwan. Macro-evolution is a new kind of high-level species ...
    • Diversity of clinical, radiographic and genealogical findings in 41 families with amelogenesis imperfecta 
      Adorno Farías, Daniela; Ortega Pinto, Ana; Gajardo, Paulina; Salazar, Ana; Morales Bozo, Irene; Werlinger, Fabiola; Rojas-Flores, Sandra; Molina Berríos, Alfredo Enrique; Echeverría-López, Sonia; Jara Sandoval, José; Jara, Lilian; Urzúa Orellana, Blanca (Bauru School of Dentistry, University of Sao Paulo, 2019)
      Amelogenesis imperfecta (AI) is a group of enamel development disorders that alter the structure and chemical composition of the tissue. There is great variability in the clinical presentation; according to Witkop, AI can ...
    • Diversity of self-propulsion speeds reduces motility-induced clustering in confined active matter 
      Castro, Pablo de; Rocha, Francisco M.; Diles, Saulo; Soto Bertrán, Rodrigo Antonio; Sollich, Peter (Royal Soc Chemistry, 2021)
      Self-propelled swimmers such as bacteria agglomerate into clusters as a result of their persistent motion. In 1D, those clusters do not coalesce macroscopically and the stationary cluster size distribution (CSD) takes an ...
    • Diversity of the 2014 Iquique’s foreshocks and aftershocks: clues about the complex rupture process of a ... 
      León Ríos, Sergio; Ruiz Tapia, Sergio; Maksymowicz, Andrei; Leyton, Felipe; Fuenzalida, Amaya; Madariaga, Raúl (Springer, 2016)
      We study the foreshocks and aftershocks of the 1 April 2014 Iquique earthquake of Mw 8.1. Most of these events were recorded by a large digital seismic network that included the Northern Chile permanent network and up to ...
    • Divide and conquer: An extreme multi-label classification approach for coding diseases and procedures in spanish 
      Barros Sanfuentes, José Miguel (Universidad de Chile, 2023)
      Clinical coding is the task of transforming medical documents into structured codes following a standard ontology. Since these terminologies are composed of thousands of codes, this problem can be considered an Extreme ...
    • DMAKit: A user-friendly web platform for bringing state-of-the-art data analysis techniques to non-specific users 
      Medina Ortiz, David; Silva Contreras, Sebastián Jesús; Quiroz, Cristofer; Asenjo de Leuze, Juan; Olivera Nappa, Álvaro (Elsevier, 2020)
      Tremendous advances in different areas of knowledge are producing vast volumes of data, a quantity so large that it has made necessary the development of new computational algorithms. Among the algorithms developed, we ...
    • Do Investors Follow the Herd in Option Markets 
      Bernales Silva, Alejandro; Verousis, Thanos; Voukelatos, Nikolaos (2020)
      We investigate the previously unexplored herding behaviour of investors in option markets, by examining equity option contracts traded in the US between 1996 and 2012. We document strong herding effects in option trading ...
    • Do Peer AFP affect asset allocation decision 
      Peters Mosler, Javier Andrés (Universidad de Chile, 2021)
      El objetivo de esta tesis es avanzar en el entendimiento de las implicancia del efecto pares, en particular comprobar si existe el efecto pares en la industria de administración de fondos de pensiones en Chile para luego, ...
    • Do Subtoxic levels of chlorate influence the desiccation tolerance of Egeria densa? 
      Palma, Álvaro T.; Schwarz, Alex; Henríquez, Luis A.; Álvarez Moraga, Ximena; Fariña, José M.; Lu, Qimiao (2013)
      Among the different factors hypothesized to be responsible for the virtual disappearance of Egeria densa, once a dominant aquatic macrophyte in a southern Chile wetland ecosystem, are the negative effects of certain chemical ...
    • Do the photometric colors of Type II-P Supernovae allow accurate determination of host galaxy extinction?. 
      Krisciunas, Kevin; Hamuy Wackenhut, Mario; Suntzeff, Nicholas B.; Espinoza, Juan; Gonzalez, David; Gonzalez, Luis; Gonzalez, Sergio; Koviak, Kathleen; Krzeminski, Wojtek; Morrell, Nidia; Phillips, Mark M.; Roth, Miguel; Thomas - Osip, Joanna (IOP Publishing, 2009-01)
      We present infrared photometry of supernova (SN) 1999em, plus optical photometry, infrared photometry, and optical spectroscopy of SN 2003hn. Both objects were Type II-P SNe. The V − [RIJHK] color curves of these SNe ...