Results 71 to 80 of about 58,725,068 (254)

Food‐solicitation displays in nestling birds: still begging for answers

open access: yesBiological Reviews, EarlyView.
ABSTRACT Nestling begging is a key model for understanding animal communication and parent–offspring conflict. Dynamic begging displays are often interpreted as costly, honest signals of need, with honesty maintained by viability costs, as proposed in Godfray's influential signalling model.
Daniel Parejo‐Pulido, Tomás Redondo
wiley   +1 more source

Una deuda con los/as nuestros/as: Desafíos y experiencias de reconstrucción de listados de víctimas del terrorismo de Estado del Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)

open access: yesSociohistórica
El 24 de marzo de 2022 en el Centro Cultural de la Ciencia (C3) la presidenta del Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Dra.
Santiago Garaño
doaj   +1 more source

Capítulo 1: Sinopsis [Estado de la Nación 2017] [PDF]

open access: yes, 2017
Los positivos resultados sociales, económicos y políticos que obtuvo Costa Rica en 2016 e inicios de 2017, no contribuyeron a solucionar los cada vez más severos problemas estructurales de su estilo de desarrollo. Tal es, en síntesis, el balance de
Consejo Nacional de Rectores (Costa Rica). Programa Estado de la Nación
core  

Beyond Technology: The Strategic Role of Human Resource Management in Advancing Circular Economy Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This work aims to understand the role played by Industry 4.0 (I4.0) base technologies and circular economy–oriented human resource management (CE‐HR) in the advancement of the circular economy (CE) performance. The present study builds on the natural resource‐based view to propose and empirically test three hypotheses.
Diéssica de Oliveira‐Dias   +4 more
wiley   +1 more source

La accion de tutela segun la jurisprudencia del Consejo de Estado

open access: yesPensamiento Jurídico, 1996
La accion de tutela segun la jurisprudencia del Consejo de ...
Guillermo Chanin Lizcano
doaj  

WSPLK: A systematic approach to the thermodynamic characterization of light and heavy Mexican crude oil

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract A streamlined characterization framework (WSPLK) is presented for modelling complex reservoir fluids using cubic equations of state. The key methodological contribution is the introduction of a single global parameter ε directly into Pedersen's boiling‐point correlation, restoring pure‐component calibration and eliminating the need for ...
Angélica Merlo‐Robredo   +3 more
wiley   +1 more source

Consejo Europeo de Sevilla (2002)

open access: yes, 2002
Foto de los Jefes de Estado o de Gobierno en el Consejo Europeo de Sevilla , 21 y 22 de junio de ...
Consejo Europeo
core   +1 more source

Green and sustainable synthesis of magnetite from copper slag via citrate complexation for methylene blue dye removal from water

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study proposes a novel, green, and sustainable method for synthesizing magnetic iron oxides from metallurgical copper slag (CS), leveraging its iron content as a valuable resource. Iron was extracted via acid leaching using edible citric acid (ECA), forming a citrate–iron complex (CSL), which was subsequently thermally decomposed at 300°C
Melisa Portilla‐Sangabriel   +4 more
wiley   +1 more source

Efectos del control de convencionalidad en la jurisprudencia del consejo de estado

open access: yesSaber, Ciencia y Libertad, 2016
La Jurisprudencia de la Corte I.D.H. ha creado el Control de Convencionalidad; esta es una figura de Derecho Internacional Americano, creada ex profeso que implica que todos los órganos de poder de los Estados que conforman el Pacto de San José, en ...
David Mercado Pérez   +1 more
doaj   +1 more source

One century of teaching, research, and innovation in chemical engineering in Mexico: The role of chemical engineering in the background and future of polymer science and industrial production in Mexico

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Timeline of key academic milestones and individuals that shaped chemical engineering at FQ‐UNAM and in Mexico. Abstract One hundred years after the beginning of the teaching of Chemical Engineering in Mexico, which started in 1925 in the former National School of Chemical Sciences, currently Faculty of Chemistry (FQ) at National Autonomous University ...
Patricia Pérez‐Salinas   +2 more
wiley   +1 more source

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