Artículos de revistas: Recent submissions
Now showing items 1521-1540 of 4970
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(American Chemical Society, 2001)A thorough quantitative analysis of the HSAB principle is performed. Complex formation reactions of a typical soft acid, Ag+, and typical hard acid, HF, with the bases XH3 (X = N, P, As) are studied using the DFT/B3LYP ...
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(American Chemical Society, 2003)In this paper we describe a method to obtain estimates of the relative nucleophilicity for a series of neutral and charged electron donors from their solution phase ionization potential (Is). The relationship between ...
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(BioMed Central Ltd., 2016)© 2016 Mardones et al. Background: In the adult hippocampus new neurons are continuously generated from neural stem cells (NSCs) present at the subgranular zone of the dentate gyrus. This process is controlled by Wnt ...
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(Elsevier B.V., 2016)© 2015 The Authors.Forests worldwide are threatened by various environmental and anthropogenic hazards, especially tropical forests. Knowledge on the impacts of these hazards on forest structure and dynamics has been ...
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(Universidad de Concepcion, 2015)© 2015, Universidad de Concepcion. All rights reserved.Fish exhibit a wide diversity of feeding behaviors, sometimes associated with specifi c morphologies, which may refl ect adaptations to exploit the resources depending ...
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(Springer Verlag, 2017)© 2016, Springer-Verlag Berlin Heidelberg. This paper is a pioneering analysis of past climates in southern South America combining multiproxy reconstructions and the state-of-the-art CMIP5/PMIP3 paleoclimatic models to ...
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(Universiti Putra Malaysia, 2016)© 2008 IFRJ.The prevalence of metabolic syndrome, hypertension, heart disease and diabetes has been increasing rapidly in Chile in recent years. The rate of increase has paralleled the replacement of traditional Mediterranean ...
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(Archivos Latinoamericanos Nutricion, 2015)Cardiovascular diseases (CVD) are the main causes of morbidity and mortality in Latin America (LA). A high sodium intake is one of main risk factors for CVD. Strategies aiming to decrease sodium intake has been shown health ...
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(Scholars Research Library, 2016)A Density Functional Theory study was carried out to find relationships between the electronic/molecular structure of a group of pyrazalone-quinazolone hybrids and their inhibition of human 4-hydroxyphenylpyruvate dioxygenase ...
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(New Zealand Plant Protection Society, 2015)© 2015 New Zealand Plant Protection Society (Inc.). In New Zealand, unmanaged bees species can be important crop pollinators, but their abundance and distribution is poorly known within hybrid carrot seed crops. Standardised ...
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(Blackwell Publishing Ltd, 2015)©2015. American Geophysical Union. All Rights Reserved. Remote and in situ observations in the solar wind show that ion and electron velocity distributions persistently present deviations from thermal equilibrium. Ion ...
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(Oxford University Press, 2015)© 2016 The Author. The aim of this study was to compare the psychometric properties of the "Word" and "Picture" versions of the Spanish FCSRT across the same sample of mild Alzheimer disease (AD) patients and controls. ...
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(Springer Verlag, 2015)© 2014, Springer-Verlag Berlin Heidelberg and ISPA.In a predator–prey interaction, the fitnesses of the predator and the prey depend on their abilities to recognize each other, a process that may involve different sensory ...
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(Elsevier Ireland Ltd, 2016)© 2016 Published by Elsevier Ireland Ltd. Plant growth regulators (PGRs) have become an integral part of agricultural and horticultural practices. Accordingly, there is an increased demand for new and cost-effective products. ...
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(Elsevier Masson SAS, 2016)© 2015 Institut Pasteur.Darwin's naturalization hypothesis suggests that the success of an invasive species will be lower when colonizing communities are formed by phylogenetically related rather than unrelated species due ...
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(Academic Press, 2016)© 2015 Elsevier Ltd. The avifauna of Chile is relatively depauperate, comprising 469 extant species, of which 213 are terrestrial. However, the Coquimbo Region presents a broad ecological transition from the hyperarid ...
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(American Physical Society, 2015)© 2015 American Physical Society.Multiferroic materials are mostly antiferromagnets, often containing incommensurate magnetic arrangements stemming from the magnetoelectric interaction. Using soft x-ray resonant magnetic ...
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(1986)A normal coordinates analysis for the M(NH3)42+ complex ions iN Td symmetry (M = Zn, Cd, Co) and in D4h symmetry (M = Cu, Pd, Pt) has been undertaken on the basis of a General Valence Force Field (GVFF), using simplified ...
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(1983)A normal coordinates analysis for the hexamminochro mium (III) ion, in octahedral symmetry has been underta ken. A simplified M(NX) model has been adopted, since many of the gerade vibrational frequencies are still un ...
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(John Wiley and Sons Ltd, 2015)© 2015 John Wiley & Sons, Ltd. We present a 16 000-year vegetation and climate reconstruction from pollen and plant macrofossil records obtained at a small alpine lake in South Island, New Zealand (41°S). The expansion of ...
