Facultad de Ciencias Físicas y Matemáticas: Recent submissions

Now showing items 5261-5280 of 21971

    • Valoración de un asiento de bus usando datos mixtos de preferencias reveladas y declaradas 
      Montenegro Cera, Kimberly Emili (Universidad de Chile, 2020)
      En los últimos años se ha reconocido el papel de la comodidad para comprender las elecciones de rutas y modos de transporte. Este factor es tan importante para algunos viajeros que los lleva a tomar decisiones que no podrían ...
    • Simulación numérica de impacto y adhesión de partículas esféricas 
      Molina Del Río, Joaquín Mauricio (Universidad de Chile, 2020)
      Uno de los tipos de manufactura que se ha hecho popular recientemente es la manufactura aditiva, debido a su gran rapidez para obtener resultados. La proyección térmica es uno de los procesos más utilizados de manufactura ...
    • Optimización del proceso de solicitud de pedidos para franquicias de farmacias 
      Miranda Williams, Marcelo Alejandro (Universidad de Chile, 2020)
      Esta tesis trata la problemática de dos locales de franquicia de farmacia en la búsqueda de obtener un mejor margen (diferencia entre compra y venta), sin incluir sueldos, arriendos y gastos operaciones. Dentro de las ...
    • Stein hypothesis and screening effect for covariances with compact support 
      Porcu, Emilio; Zastavnyi, Viktor; Bevilacqua, Moreno; Emery, Xavier (Inst Mathematical Statistics, 2020)
      In spatial statistics, the screening effect historically refers to the situation when the observations located far from the predict and receive a small (ideally, zero) kriging weight. Several factors play a crucial role ...
    • Single-layer dichroic filters for multifrequency receivers at THz Frequencies 
      Montofre, Daniel; Khudchenko, Andrey; Mena Mena, Fausto Patricio; Hesper, Ronald; Baryshev, Andrey M. (IEEE, 2020)
      In this work, we report the design, construction, and characterization of two free-standing single-layer frequency-selective surface structures to be used as dichroic filters in the THz range. Their spectral responses are ...
    • Provenance of northwestern Patagonian river sediments (44-48 degrees S): A critical evaluation of mineralogical, ... 
      Liu, Dawei; Bertrand, Sebastien; Villaseñor, Tania; Van Dijck, Toon; Fagel, Nathalie; Mattielli, Nadine (Elsevier, 2020)
      The ability to trace and quantify sediment provenance in northwestern Patagonia is increasingly needed to properly understand modem sediment erosion and transport processes in this rapidly changing environment, and to ...
    • Progenitor properties of type II supernovae: fitting to hydrodynamical models using Markov chain Monte Carlo ... 
      Martínez, L.; Bersten, M. C.; Anderson, J. P.; González Gaitán, S.; Forster Burón, Francisco; Folatelli, Gastón (EDP Science, 2020)
      Context. The progenitor and explosion properties of type II supernovae (SNe II) are fundamental to understanding the evolution of massive stars. Particular attention has been paid to the initial masses of their progenitors, ...
    • The stability for an inverse problem of bottom recovering in water-waves 
      Lecaros, R.; López Ríos, J.; Ortega Palma, Jaime; Zamorano, S. (IOP, 2020)
      In this article we deal with a class of geometric inverse problem for bottom detection by one single measurement on the free surface in water-waves. We found upper and lower bounds for the size of the region enclosed between ...
    • Non-Strategic capacity withholding from distributed energy storage within microgrids providing energy and ... 
      Lanas, Fernando J.; Martínez Conde, Francisco J.; Alvarado, Diego; Moreno Vieyra, Rodrigo; Mendoza Araya, Patricio; Jiménez Estévez, Guillermo (MDPI, 2020)
      Microgrids have the potential to provide security and flexibility to power systems through the integration of a wide range of resources, including distributed energy storage, usually in the form of batteries. An aggregation ...
    • Non-Dimensional groups, film thickness equations and correction factors for elastohydrodynamic lubrication: ... 
      Marian, Max; Bartz, Marcel; Wartzack, Sandro; Rosenkranz, Andreas (MDPI, 2020)
      Apart from complex numerical models to predict the tribological behavior of elastohydrodynamically lubricated contacts, non-dimensional similarity groups and analytically solvable proximity equations can be used to estimate ...
    • Introduction to Focus Issue: Instabilities and nonequilibrium structures 
      Clerc Gavilán, Marcel; Coullet, Pierre; Rojas, Rene G.; Tlidi, Mustapha (American Institute of Physics, 2020)
      This Focus Issue on instabilities and nonequilibrium structures includes invited contributions from leading researchers across many different fields. The issue was inspired in part by the “VII Instabilities and Nonequilibrium ...
    • An LSTM Approach for SAG Mill Operational Relative-Hardness Prediction 
      Ávalos, Sebastián; Kracht Gajardo, Willy; Ortiz, Julian (MDPI, 2020)
      Ore hardness plays a critical role in comminution circuits. Ore hardness is usually characterized at sample support in order to populate geometallurgical block models. However, the required attributes are not always available ...
    • Composition-dependent structural, electrical, magnetic and magnetoelectric properties of (1-x)BaTiO3-xCoF ... 
      Padmapriya, D.; Dhayanithi, D.; Rashid, A.; Rahul, M. T.; Kalarikkal, N.; Muneeswaran, M.; Giridharan, NV (Indian Acad Sciences, 2020)
      Multiferroic composite with the general formula (1 - x)BaTiO3-xCoFe(2)O(4)(x= 0.05, 0.15, 0.25, 0.35 and 0.45) has been synthesized by a standard solid-state reaction route. Powder X-ray diffraction analysis confirms the ...
    • Cool stars in the Galactic center as seen by APOGEE: M giants, AGB stars, and supergiant stars and candidates 
      Schultheis, M.; Rojas Arriagada, A.; Cunha, K.; Zoccali, M.; Chiappini, C.; Zasowski, G.; Queiroz, A. B. A.; Minniti, D.; Fritz, T.; García Hernández, D. A.; Nitschelm, C.; Zamora, O.; Hasselquist, S.; Fernández-Trincado, J. G.; Muñoz, R. R. (EDP Sciences, 2020)
      The Galactic center region, including the nuclear disk, has until recently been largely avoided in chemical census studies because of extreme extinction and stellar crowding. Large, near-IR spectroscopic surveys, such as ...
    • Eruptive history of La Poruna scoria cone, Central Andes, Northern Chile 
      Marín, Carolina; Rodríguez, Inés; Godoy, Benigno; González Maurel, Osvaldo; Le Roux, Petrus; Medina, Eduardo; Bertin, Daniel (Springer, 2020)
      New stratigraphic, lithological and petrographic analyses of La Poruna scoria cone (21 degrees 53 ' S-68 degrees 30 ' W, Central Andes, northern Chile) allow the reconstruction of the eruptive sequence of this monogenetic ...
    • Unusual Galactic HiiRegions at the Intersection of the Central Molecular Zone and the Far Dust Lane 
      Anderson, L. D.; Sormani, M. C.; Ginsburg, Adam; Glover, Simon C.O.; Heywood, I.; Rammala, I.; Schuller, F.; Csengeri, T.; Urquhart, J. S.; Bronfman Aguiló, Leonardo (IOP Publishing, 2020)
      Sgr.E is a massive star formation complex found toward the Galactic center that consists of numerous discrete, compact H II regions. It is located at the intersection between the central molecular zone (CMZ) and the far ...
    • Evaluation of multiple indices of the South American monsoon 
      Correa, Isabel C.; Arias, Paola A.; Rojas, Maisa (Wiley, 2021)
      In this article, multiple methods for estimating the onset and demise of the South American Monsoon System (SAMS) are evaluated during the period 1979-2018. The results obtained from indices based on precipitation, outgoing ...
    • Euclid preparation VIII. The complete calibration of the colour-redshift relation survey: VLT/KMOS observations ... 
      Guglielmo, V.; Saglia, R.; Castander, F. J.; Galametz, A.; Paltani, S.; Bender, R.; Bolzonella, M.; Capak, P.; Ilbert, O.; Masters, D.C.; Stern, D.; Andreon, S.; Auricchio, N.; Balaguera-Antolinez, A.; Baldi, M.; Bardelli, S.; Biviano, A.; Bodendorf, C.; Bonino, D.; Bozzo, E.; Branchini, E.; Brau Nogue, S.; Brescia, M.; Burigana, C.; Cabanac, R.A.; Camera, S.; Capobianco, V.; Cappi, A.; Carbone, C.; Carretero, J.; Carvalho, C.S; Casas, R.; Casas, S.; Castellano, M.; Castignani, G.; Cavuoti, S.; Cimatti, A.; Cledassou, R.; Colodro Conde, C.; Congedo, G.; Conselice, C.J.; Conversi, L.; Copin, Y.; Corcione, L.; Costille, A.; Coupon, J.; Courtois, H. M.; Cropper, M.; Da Silva, A.; De la Torre, S.; Di Ferdinando, D.; Dubath, F.; Duncan, C. A. J.; Dupac, X.; Dusini, S.; Fabricius, M.; Farrens, S.; Ferreira, P. G.; Fotopoulou, S.; Frailis, M.; Franceschi, E.; Fumana, M.; Galeotta, S.; Garilli, B.; Gillis, B.; Giocoli, C.; Gozaliasl, G.; Gracia Carpio, J.; Grupp, F.; Guzzo, L.; Hildebrandt, H.; Hoekstra, H.; Hormuth, F.; Israel, H.; Jahnke, K.; Keihanen, E.; Kermiche, S.; Kilbinger, M.; Kirkpatrick, C. C.; Kitching, T.; Kubik, B.; Kunz, M.; Kurki-Suonio, H.; Laureijs, R.; Ligori, S.; Lilje, P. B.; Lloro, I.; Maino, D.; Maiorano, E.; Maraston, C.; Marggraf, O.; Martinet, N.; Marulli, F.; Massey, R.; Maurogordato, S.; Medinaceli, E.; Mei, S.; Meneghetti, M.; Metcalf, R. Benton; Meylan, G.; Moresco, M.; Moscardini, L.; Munari, E.; Nakajima, R.; Neissner, C.; Niemi, S.; Nucita, A.A.; Padilla, C.; Pasian, F.; Patrizii, L.; Pocino, A.; Poncet, M.; Pozzetti, L.; Raison, F.; Renzi, A.; Rhodes, J.; Riccio, G.; Romelli, E.; Roncarelli, M.; Rossetti, E.; Sanchez, A. G.; Sapone, D.; Schneider, P.; Scottez, V.; Secroun, A.; Serrano, S.; Sirignano, C.; Sirri, G.; Sureau, F.; Tallada Crespi, P.; Tavagnacco, D.; Taylor, A. N.; Tenti, M.; Tereno, I.; Toledo Moreo, R.; Torradeflot, F.; Tramacere, A.; Valenziano, L.; Vassallo, T.; Wang, Y.; Welikala, N.; Wetzstein, M.; Whittaker, L.; Zacchei, A.; Zamorani, G.; Zoubian, J.; Zucca, E. (EDP Science, 2020)
      The Complete Calibration of the Colour-Redshift Relation survey (C3R2) is a spectroscopic e ffort involving ESO and Keck facilities designed specifically to empirically calibrate the galaxy colour-redshift relation - P(z ...
    • Euclid preparation VII. Forecast validation for Euclid cosmological probes 
      Blanchard, A.; Camera, S.; Carbone, C.; Cardone, V. F.; Casas, S.; Clesse, S.; Ilic, S.; Kilbinger, M.; Kitching, T.; Kunz, M.; Lacasa, F.; Linder, E.; Majerotto, E.; Markovic, K.; Martinelli, M.; Pettorino, V.; Pourtsidou, A.; Sakr, Z.; Sánchez, A. G.; Sapone, D.; Tutusaus, I.; Yahia-Cherif, S.; Yankelevich, V.; Andreon, S.; Aussel, H.; Balaguera-Antolinez, A.; Baldi, M.; Bardelli, S.; Bender, R.; Biviano, A.; Bonino, D.; Boucaud, A.; Bozzo, E.; Branchini, E.; Brau Nogue, S.; Brescia, M.; Brinchmann, J.; Burigana, C.; Cabanac, R.; Capobianco, V.; Cappi, A.; Carretero, J.; Carvalho, C.S.; Casas, R.; Castander, F. J.; Castellano, M.; Cavuoti, S.; Cimatti, A.; Cledassou, R.; Colodro Conde, C.; Congedo, G.; Conselice, C.J.; Conversi, L.; Copin, Y.; Corcione, L.; Coupon, J.; Courtois, H. M.; Cropper, M.; Da Silva, A.; de la Torre, S.; Di Ferdinando, D.; Dubath, F.; Ducret, F.; Duncan, C. A. J.; Dupac, X.; Dusini, S.; Fabbian, G.; Fabricius, M.; Farrens, S.; Fosalba, P.; Fotopoulou, S.; Fourmanoit, N.; Frailis, M.; Franceschi, E.; Franzetti, P.; Fumana, M.; Galeotta, S.; Gillard, W.; Gillis, B.; Giocoli, C.; Gómez-Álvarez, P.; Gracia Carpio, J.; Grupp, F.; Guzzo, L.; Hoekstra, H.; Hormuth, F.; Israel, H.; Jahnke, K.; Keihanen, E.; Kermiche, S.; Kirkpatrick, C. C.; Kohley, R.; Kubik, B.; Kurki-Suonio, H.; Ligori, S.; Lilje, P. B.; Lloro, I.; Maino, D.; Maiorano, E.; Marggraf, O.; Martinet, N.; Marulli, F.; Massey, R.; Medinaceli, E.; Mei, S.; Mellier, Y.; Metcalf, B.; Metge, J.J.; Meylan, G.; Moresco, M.; Moscardini, L.; Munari, E.; Nichol, R. C.; Niemi, S.; Nucita, A.A.; Padilla, C.; Paltani, S.; Pasian, F.; Percival, W. J.; Pires, S.; Polenta, G.; Poncet, M.; Pozzetti, L.; Racca, G.D.; Raison, F.; Renzi, A.; Rhodes, J.; Romelli, E.; Roncarelli, M.; Rossetti, E.; Saglia, R.; Schneider, P.; Scottez, V.; Secroun, A.; Sirri, G.; Stanco, L.; Starck, J. L.; Sureau, F.; Tallada Crespi, P.; Tavagnacco, D.; Taylor, A. N.; Tenti, M.; Tereno, I.; Toledo Moreo, R.; Torradeflot, F.; Valenziano, L.; Vassallo, T.; Kleijn, G. A. Verdoes; Viel, M.; Wang, Y.; Zacchei, A.; Zoubian, J.; Zucca, E. (EDP Science, 2020)
      Aims. The Euclid space telescope will measure the shapes and redshifts of galaxies to reconstruct the expansion history of the Universe and the growth of cosmic structures. The estimation of the expected performance of the ...
    • Modelamiento numérico de colgaduras en minería de caving mediante elementos discretos 
      Martínez Valdebenito, Cristián Alonso (Universidad de Chile, 2020)
      El método de Block/Panel caving se distingue de otros métodos subterráneos por su bajo costo por tonelada. Las bateas recolectoras son parte integral de la infraestructura del método, permitiendo el movimiento de material ...