Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 44801-44820 of 98986
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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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(Taylor and Francis Ltd., 2014)© 2014 Taylor & Francis. A family of macrocyclic complexes [M2LnCl2] have been synthesized and characterized (M: CuII or ZnII; Ln: macrocyclic ligand derived from 2-hydroxy-5-methyl-1,3-benzenedicarbaldehyde and different ...
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(Ecological Society of America, 2015)© 2015 Newsome et al. One of the fastest growing uses of stable isotope analysis in ecology is using hydrogen isotope (δ2H) values to characterize animal movement and migration strategies. Most studies measure δ2H values ...
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(1989)Le but de cet article est de revoir les algebres de Bernstein au point de vue structure et de decrire les derivations et automorphismes de telles algebres aussi bien en caracteristique 2 qu'en caracteristique different de ...
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(1981)Normal coordinate analysis of C3Cl4and C3I4has been carried out on the basis of general valen ce force field, using Wilson's FG matrix method. Approximate vibrational frequencies are calculated from very simple force field ...
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(Sociedad Chilena de Quimica, 2015)The sensor 1-(4-mercaptophenyl)-2,4,6-triphenylpyridinium perchlorate compound was vibrationally characterized using Raman and the Surface-Enhanced Raman techniques, SERS and Shell-Isolated Nanoparticles-Enhanced Raman ...
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(Elsevier B.V., 2017)© 2016 Elsevier B.V. The current work scrutinizes the chemical behavior of a set of promissory dyes, the Zn-porphyrins with N-annulated Perylene, WW3m-WW8m, within the most important steps in the solar cell: photoexcitation, ...
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(Springer Verlag, 2015)© 2015, Springer-Verlag Berlin Heidelberg. The primary carotenoid synthesized by Xanthophyllomycesdendrorhous is astaxanthin, which is used as a feed additive in aquaculture. Cell growth kinetics and carotenoid production ...
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(Elsevier Ltd, 2016)© 2015 Elsevier B.V. All rights reserved.We present a computational tensile test which shows the evolution of the atomic structure of a Cu50Zr50 metallic glass nanowire at 300 K as the applied strain increases. The system ...
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(Royal Society of Chemistry, 2015)This journal is © the Owner Societies. [6.8]<inf>3</inf>Cyclacene is an interesting belt-like structure displaying aromatic-non-aromatic alternation, which is useful to gain an understanding of the intramolecular ...
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(Neotropical Ornithological Society, 2017)© The Neotropical Ornithological Society. The Chestnut-throated Huet-huet (Pteroptochus castaneus) is a poorly known species, endemic to Chile and Argentina. Here we describe observations made during eight days on a nest ...
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(American Society for Cell Biology, 2018)Thy-1 and αvβ3 integrin mediate bidirectional cell-to-cell communication between neurons and astrocytes. Thy-1/αvβ3 interactions stimulate astrocyte migration and the retraction of neuronal prolongations, both processes ...
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(Universidad de Magallanes, 2017)Archaeological and ethnohistorial data show that smoking practices in the central-southern region of Chile begins during the Early Ceramic period and continue until historical times. In view of this long time span, twelve ...
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(Springer Netherlands, 2018)© 2018, Springer Science+Business Media B.V., part of Springer Nature. The assessment of visitors’ willingness to pay (WTP) to achieve scenarios that guarantee good conservation status in protected areas and that positively ...
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(Springer, 2018)Context: Land-use change impacts biodiversity and ecosystem services, which are intrinsically related. There is a serious lack of knowledge concerning on how land-use change affects this relationship at landscape level, ...
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(Blackwell Publishing Ltd, 2018)© 2018 The Royal Entomological Society 1. Insects exhibiting parental care usually can discriminate between kin and non-kin individuals, allowing parents to avoid investment in foreign offspring. 2. This study investigated ...
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(Academic Press, 2017)© 2016 Elsevier Ltd The systematics of elasmosaurids are not well resolved partially because of the scarcity of well-preserved skull material. Among Weddellian elasmosaurids, one exception to this is the holotype of ...
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(Universidad de Cadiz, 2017)The present study, based on 54 co-constructed narratives of couples living in Santiago de Chile, investigates patterns of nonverbal regulators in structural sequences initiation of conversation narratives in relation to ...
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(Universidad de Tarapaca, 2017)© 2017, Universidad de Tarapaca. All rights reserved. The Variable Hawk (Geranoaetus polyosoma) is a raptor species distributed throughout Chile. In Atacama Desert it feeds particularly lizards and on a littleproportion ...
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(Blackwell Publishing Ltd, 2018)We conducted a systematic review of the scientific literature published on plant–pollinator interactions, from both the plant and pollinator perspective, in the Chilean Mediterranean-type ecosystem (MTE hereafter). Our ...
