Facultad de Ciencias Físicas y Matemáticas: Recent submissions

Now showing items 7661-7680 of 21865

    • Silver(I) and copper(I) complexes with a Schiff base derived from 2-aminofluorene with promising antibacterial ... 
      Cifuentes-Vaca, Olga L.; Andrades-Lagos, Juan; Campanini-Salinas, Javier; Laguna, Antonio; Vásquez-Velásquez, David; Concepción Gimeno, M. (Elsevier S.A., 2019)
      By reaction of 2-aminofluorene with 2-pyridinecarboxaldehyde a new Schiff base (L) is obtained. The reaction of this ligand with Ag(I) and Cu(I) salts in different stoichiometry leads to the complexes [Ag(CF3SO3)(L)PPh3] ...
    • Type II supernovae as distance indicators at near-IR wavelengths 
      Rodríguez, O.; Pignata Libralato, Giuliano; Hamuy Wackenhut, Mario; Clocchiatti, A.; Phillips, M. M.; Krisciunas, K.; Morrell, N. I.; Folatelli, Gastón; Roth, M.; Castellón, S.; Jang, I. S.; Apostolovski, Y.; López, P.; Marchi, S.; Ramírez, R.; Sánchez, P. (Oxford University Press, 2019)
      Motivated by the advantages of observing at near-IR wavelengths, we investigate Type II supernovae (SNe II) as distance indicators at those wavelengths through the Photospheric Magnitude Method (PMM). For the analysis, we ...
    • Chronic copper treatment prevents the liver critical balance transcription response induced by acetaminophen 
      Latorre, Mauricio; Burkhead, Jason L.; Hodar, Christian; Arredondo, Miguel; González, Mauricio; Araya, Magdalena (Elsevier GmbH, 2019)
      The independent toxic effects of copper and acetaminophen are among the most studied topics in liver toxicity. Here, in an animal model of Cebus capucinus chronically exposed to high dietary copper, we assessed clinical ...
    • The string swampland constraints require multi-field inflation 
      Achúcarro, Ana; Palma, Gonzalo A. (Institute of Physics Publishing, 2019)
      An important unsolved problem that affects practically all attempts to connect string theory to cosmology and phenomenology is how to distinguish effective field theories belonging to the string landscape from those that ...
    • The influence of regional and local oceanography in early stages of marine fishes from temperate rocky reefs 
      Díaz-Astudillo, Macarena; Landaeta, Mauricio F.; Bernal-Durán, Valentina; Castillo, Manuel I.; Alvarado-Niño, Mónica; Alarcón, Darly (Springer Verlag, 2019)
      Nearshore ichthyoplankton assemblages are constantly influenced by the dynamics of coastal environments (i.e. daily thermal gradients and coastal currents), as well as by regional environmental forcing, such as upwelling ...
    • The upper crustal magma plumbing system of the Pleistocene Apacheta-Aguilucho Volcanic Complex area ... 
      Taussi, Marco; Godoy, Benigno; Piscaglia, Filippo; Morata Céspedes, Diego; Agostini, Samuele; Le Roux, Petrus; González Maurel, Osvaldo; Gallmeyer, Guillermo; Menzies, Andrew; Renzulli, Alberto (Elsevier B.V., 2019)
      The evolution of the magma plumbing system of the Pleistocene Apacheta-Aguilucho Volcanic Complex area (Altiplano-Puna Volcanic Complex, northern Chile) was investigated through petrographic, geochemical and isotopic studies ...
    • The Origins of Young Stars in the Direction of the Leading Arm of the Magellanic Stream: Abundances, ... 
      Zhang, Lan; Casetti-Dinescu, Dana I.; Bidin, Christian Moni; Méndez, Réne A.; Girard, Terrence M.; Vieira, Katherine; Korchagin, Vladimir I.; Van Altena, William F.; Zhao, Gang (Institute of Physics Publishing, 2019)
      We explore the origins of the young B-type stars found by Casetti-Dinescu et al. at the outskirts of the Milky Way disk in the sky region of the Leading Arm of the Magellanic Stream. High-resolution spectroscopic observations ...
    • The Alz-tau Biomarker for Alzheimer's Disease: Study in a Caucasian Population 
      Guzmán Martínez, Leonardo; Tapia, José Pablo; Farías, Gonzalo A.; González, Andrea; Estrella, Matías; Maccioni Baraona, Ricardo (IOS Press, 2019)
      The establishment of a molecular biomarker for early detection of Alzheimer's disease (AD) is critical for diagnosis and follow up of patients, and as a quantitative parameter in the evaluation of potential new drugs to ...
    • Prioritized induced probabilistic operator and its application in group decision making 
      Alessandri Pérez-Arellano, Luis; León Castro, Ernesto; Avilés-Ochoa, Ezequiel; Merigó Lindahl, José (Springer Verlag, 2019)
      A new extension of the ordered weighted average (OWA) operator is presented. This new operator includes the characteristics of three other operators: the prioritized, induced and probabilistic. The name is the prioritized ...
    • Whole Genome Sequence, Variant Discovery and Annotation in Mapuche-Huilliche Native South Americans 
      Vidal, Elena A.; Moyano, Tomás C.; Bustos, Bernabé I.; Pérez-Palma, Eduardo; Moraga, Carol; Riveras, Eleodoro; Montecinos, Alejandro; Azócar, Lorena; Soto, Daniela C.; Vidal, Mabel; Di Genova, Alex; Puschel, Klaus; Nürnberg, Peter; Buch, Stephan; Hampe, Jochen; Allende, (Nature Publishing Group, 2019)
      Whole human genome sequencing initiatives help us understand population history and the basis of genetic diseases. Current data mostly focuses on Old World populations, and the information of the genomic structure of Native ...
    • Sperm morphology and ultrastructure of Patagonian blenny (Eleginops maclovinus) 
      Ulloa-Rodríguez, Patricio; Contreras, Pablo; Dumorné, Kelly; Figueroa, Elías; Risopatrón, Jennie; Valdebenito, Iván; Farías, Jorge G. (Elsevier Ltd, 2019)
      In this study, the morphology and ultrastructure of Eleginops maclovinus spermatozoa were characterized through scanning and electron microscopy. Findings revealed that E. maclovinus spermatozoa can be differentiated into ...
    • An optimized impedance model for the estimation of the state-of-charge of a Li-ion cell: The case of a ... 
      Pizarro-Carmona, Victor; Cortés Carmona, Marcelo; Palma Behnke, Rodrigo; Calderón Muñoz, Williams; Orchard Concha, Marcos; Estévez, Pablo A. (MDPI AG, 2019)
      This article focused on the estimation of the state of charge (SoC) of a Li-con Cell by carrying out a series of experimental tests at various operating temperatures and SoC. The cell was characterized by electrochemical ...
    • Fragments of the environmental hystory of Fjord and channels North Patagonic System, South Of Chile: Two ... 
      Molinet, Carlos; Solari, María Eugenia; Díaz, Manuel; Marticorena, Francisca; Díaz, Patricio A.; Navarro, Magdalena; Niklitschek, Edwin (Universidad de Magallanes, 2019)
      The available information about the environmental changes produced in the Nor-Patagonian Fjords and Channels System is dispersed and, in several cases, limited to the narrations and memories of those who lived, navigated ...
    • Repurposing available drugs for neurodevelopmental disorders: The fragile X experience 
      Tranfaglia, Michael R.; Thibodeaux, Clare; Mason, Daniel J.; Brown, David; Roberts, Ian; Smith, Richard; Guilliams, Tim; Cogram, Patricia (Elsevier Ltd, 2019)
      Many available drugs have been repurposed as treatments for neurodevelopmental disorders. In the specific case of fragile X syndrome, many clinical trials of available drugs have been conducted with the goal of disease ...
    • Correction: Behavioral and synaptic alterations relevant to obsessivecompulsive disorder in mice with ... 
      Delgado-Acevedo, Claudia; Estay, Sebastián F.; Radke, Anna K.; Sengupta, Ayesha; Escobar, Angélica P.; Henríquez-Belmar, Francisca; Reyes, Cristopher A.; Haro-Acuña, Valentina; Utreras, Elías; Sotomayor-Zárate, Ramón; Cho, Andrew; Wendland, Jens R.; Kulkarni, Ashok B (Nature Publishing Group, 2019)
      The original version of this Article contained an error in the spelling of the author Anna K Radke, which was incorrectly given as Anna R Radke. This has now been corrected in both the PDF and HTML versions of the Article.
    • Carnegie supernova project-II: The near-infrared spectroscopy program 
      Hsiao, E. Y.; Phillips, M. M.; Marion, G. H.; Kirshner, R. P.; Morrell, N.; Sand, D. J.; Burns, C. R.; Contreras, C.; Hoeflich, P.; Stritzinger, M. D.; Valenti, S.; Anderson, J. P.; Ashall, C.; Baltay, C.; Baron, E.; Banerjee, D. P.K.; Davis, S.; Diamond, T. R.; Folatelli, Gastón (Institute of Physics Publishing, 2019)
      Shifting the focus of Type Ia supernova (SN Ia) cosmology to the near infrared (NIR) is a promising way to significantly reduce the systematic errors, as the strategy minimizes our reliance on the empirical width-luminosity ...
    • Pareto-based modulated model predictive control strategy for power converter applications 
      Santis, Patricio; Sáez, Doris; Cárdenas, Roberto; Núñez, Alfredo (Elsevier Ltd, 2019)
      Modulated model predictive control (M 2 PC) allows fixed switching frequency operation of power converters, producing lower ripple and lower total harmonic distortion (THD) in the output signals than those obtained using ...
    • Synthesis and biological evaluation of novel thiazolyl-coumarin derivatives as potent histone deacetylase ... 
      Pardo-Jiménez, Viviana; Navarrete-Encina, Patricio; Díaz-Araya, Guillermo (MDPI AG, 2019)
      New histone deacetylases (HDAC) inhibitors with low toxicity to non-cancerous cells, are a prevalent issue at present because these enzymes are actively involved in fibrotic diseases. We designed and synthesized a novel ...
    • Creation and analysis of biochemical constraint-based models using the COBRA Toolbox v.3.0 
      Heirendt, Laurent; Arreckx, Sylvain; Pfau, Thomas; Mendoza, Sebastián N.; Richelle, Anne; Heinken, Almut; Haraldsdóttir, Hulda S.; Wachowiak, Jacek; Keating, Sarah M.; Vlasov, Vanja; Magnusdóttir, Stefania; Ng, Chiam Yu; Preciat, German; Žagare, Alise; Chan, Siu H.J. (Nature Publishing Group, 2019)
      Constraint-based reconstruction and analysis (COBRA) provides a molecular mechanistic framework for integrative analysis of experimental molecular systems biology data and quantitative prediction of physicochemically and ...
    • Effectiveness of an intervention of dietary counseling for overweight and obese pregnant women in the ... 
      Anleu, Elisa; Reyes, Marcela; Marcela Araya, B.; Flores, Marcela; Uauy Dagach-Imbarack, Ricardo; Garmendia, María Luisa (MDPI AG, 2019)
      Objective: Evaluate if an intervention based on nutritional counseling decreases total sugars and energy consumption in overweight and obese pregnant women, compared to their previous consumption and compared to women who ...