Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 44601-44620 of 98912
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(Springer New York LLC, 2018)© 2018, Springer-Verlag GmbH Germany, part of Springer Nature. Hydroxyl radical reduction and peroxide bond breaking in hydrogen peroxide are reactions involved in various processes such as the Fenton reaction, which has ...
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(MDPI AG, 2018)© 2018 MDPI AG. All rights reserved. Forty-three metabolites including several methoxylated flavonoids, tremetones, and ent-clerodane diterpenes were accurately identified for the first time in the ethanolic extract of P. ...
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(Blackwell, 2018)In nature species react to a variety of endogenous and exogenous ecological factors. Understanding the mechanisms by which these factors interact and drive population dynamics is a need for understanding and managing ...
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(Society for the Study of Evolution, 2018)Here, we evaluate the so-called Thorson’s rule, which posits that direct-development and larger eggs are favored toward the poles in marine organisms and whose validity been the subject of considerable debate in the ...
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(National Academy of Sciences, 2018)© National Academy of Sciences. All rights reserved. The optic tectum (TeO), or superior colliculus, is a multisensory midbrain center that organizes spatially orienting responses to relevant stimuli. To define the stimulus ...
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(Institute of Physics Publishing, 2018)© 2018 IOP Publishing Ltd.We study the electron transport in a deformable lattice modeled in the semiclassical approximation as a discrete nonlinear elastic chain where acoustic phonons are in thermal equilibrium at ...
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(National Academy of Sciences, 2018)© 2018 National Academy of Sciences. All Rights Reserved. The voltage-gated proton (Hv1) channel, a voltage sensor and a conductive pore contained in one structural module, plays important roles in many physiological ...
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(American Institute of Physics Inc., 2018)© 2018 Author(s). We introduce a new method of characterizing the seismic complex systems using a procedure of transformation from complex networks into time series. The undirected complex network is constructed from seismic ...
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(Universidad Austral de Chile, 2017)© 2017, Universidad Austral de Chile. All rights reserved. There is a need for a better understanding on how biodiversity and ecosystem services are spatially related and assess to what extent the conservation of biodiversity ...
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(Elsevier Ltd, 2018)© 2018 Elsevier Ltd We present a high-resolution precisely dated terrestrial paleovegetation/paleoclimate record from Lago Pichilaguna, northwestern Patagonia (40°–44°S), which spans continuously from the Last Glacial ...
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(Elsevier Ltd, 2018)© 2018 Elsevier LtdThe halite-encrusted salt pans (salars) present at low elevations in the hyperarid core of the Atacama Desert in northern Chile are unique features of one of the driest and possibly oldest deserts on ...
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(Springer Tokyo, 2018)© 2018, Springer Japan KK, part of Springer Nature. A severe drought has affected central Chile since 2009. Various adaptation responses have been developed, and a participatory process is required to learn from them. To ...
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(Taylor and Francis Ltd., 2018)Searching for a lubricant to be used in articular bone joints, a new nematic liquid crystal (NLC) was characterised. It is formed by dissolving tetradecyltrimethyl ammonium bromide (TTAB), decanol (DeOH), sodium bromide ...
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(Blackwell Publishing Ltd, 2018)© 2018 The Authors. Journal of Animal Ecology © 2018 British Ecological Society The timing and duration of life-history stages (LHSs) within the annual cycle can be affected by local environmental cues which are integrated ...
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(Elsevier Ireland Ltd, 2018)© 2018Thanks to the power of Drosophila genetics, this animal model has been a precious tool for scientists to uncover key processes associated to innate immunity. The fly immune system relies on a population of macrophage-like ...
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(Springer Netherlands, 2018)© 2018, Springer Nature B.V. Pharmacotherapy has long been used to control viral diseases. However, its success is questionable because its use can negatively impact environmental and human health. An alternative solution ...
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(Elsevier B.V., 2018)© 2018 Elsevier B.V. The correlation between the activity, regio- and chemoselectivity of Rh-diphosphine catalyst and the ligand bite natural angle (βn) in the syngas-free hydroformylation of allyl cyanide was investigated. ...
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(Springer Netherlands, 2018)© 2018, Springer Nature B.V. This study examines the projections of hydroclimatic regimes and extremes over Andean basins in central Chile (∼ 30–40° S) under a low and high emission scenarios (RCP2.6 and RCP8.5, respectively). ...
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(Springer Verlag, 2018)© 2018, Springer-Verlag GmbH Germany, part of Springer Nature. In this work some possibilities for deriving a local electrophilicity are studied. First, we consider the original definition proposed by Chattaraj, Maiti, and ...
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(Frontiers Media S.A., 2018)© 2018 Glade-Vargas, Hinojosa and Leppe. The current relationship between leaf traits and environmental variables has been widely used as a proxy for climate estimates. However, it has been observed that the phylogenetic ...
