Results 171 to 180 of about 34,352 (289)

Una crisis sin precedentes

open access: yes, 2021
Un año después del inicio de la pandemia ya no hay ninguna duda de que estamos ante la crisis económica más profunda de nuestra historia reciente. Según el INE, el PIB en términos reales cayó un 11% en 2020 respecto al año anterior. Entre 2008 y 2013, los peores años de la que fue etiquetada como gran recesión, la caída acumulada del PIB fue del 8,5 ...
openaire   +1 more source

Nucleophilic Gallyl Anions Enable Ga─Au Bimetallic Ammonia Activation

open access: yesAngewandte Chemie, EarlyView.
Unlocking gallyl nucleophiles: Counterion control enables formation of an unsupported gallyl─gold complex. Gold coordination induces a polarity switch at gallium, enabling cooperative activation of NH3 and related N─H/O─H substrates under mild conditions.
Hellen Videa   +3 more
wiley   +2 more sources

Oui, et…. [PDF]

open access: yesCMAJ
Villemure-Poliquin N.
europepmc   +1 more source

Computer Vision Enables Monitoring and Kinetic Analysis of Structurally Diverse Carbon Monoxide Surrogates

open access: yesAngewandte Chemie, EarlyView.
A non‐contact computer vision method enables monitoring and quantitative comparison of vessel‐specific CO release kinetics from structurally diverse surrogates in two‐chamber COware reactors, revealing that surrogate reactivity scores correlate with carbonylation reaction outcomes.
Kristin Donnachie   +4 more
wiley   +2 more sources

PRECEDENTES ADMINISTRATIVOS

open access: yesRevista de la Asociación Argentina de Derecho Administrativo, 2014
openaire   +2 more sources

Gold(III) Semiquinone Complexes: Synthesis, Structure, and Application in Photocatalysis

open access: yesAngewandte Chemie, EarlyView.
Au(III) catecholate complexes engage into electron donor acceptor (EDA) interactions with aryldiazonium salts, enabling single‐electron transfer under green light irradiation. Ligand‐centered one‐electron oxidation to stable semi‐quinone complexes provides a new platform for standalone Au(III) photoredox catalysis, as substantiated by the C–H arylation
Miguel A. Gonzálvez   +8 more
wiley   +2 more sources

Precedente e giurisprudenza

open access: yesCivilistica.com, 2014
Il riferimento al precedente non è più da tempo una caratteristica peculiare degli ordinamenti di common law, essendo ormai presente in quasi tutti i sistemi, anche di civil law. Il ricorso al precedente caratterizza in maniera peculiare la struttura dell’argomentazione giuridica, sia quando il precedente viene richiamato in sede di analisi dottrinale,
openaire   +1 more source

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