Results 41 to 50 of about 229,456 (192)

The Role of Coordination Mechanisms and Transaction Costs Promoting Sustainability Performance in Agri‐Food Supply Chains: Evidence From Ecuador

open access: yesAgribusiness, EarlyView.
ABSTRACT Social tensions and resource depletion pose significant challenges to the agri‐food sector, highlighting the need for coordinated strategies to ensure sustainability in supply chains. Despite its critical importance, the relationship between coordination mechanisms and sustainability performance remains underexplored.
Carlos Moreno‐Miranda, Liesbeth Dries
wiley   +1 more source

Papel y color natural. Técnica y procesos en la producción artística sostenible a partir de la materia vegetal

open access: yesEme
La manufactura del papel como soporte es una actividad que participa en el proceso artístico y creativo y que por tanto puede guiarnos, convirtiéndose en metodología. Vinculada con el estudio y renovación de técnicas y materiales alternativos, el impulso
Elena Bordacconi, Amparo Galbis Juan
doaj   +1 more source

Lie detection with neuroimaging techniques [PDF]

open access: yes, 2019
Treball Final de Grau en Psicologia. Codi: PS1048. Curs: 2018/2019.In this review we have searched for information about the detection of lies through neuroimaging techniques in the literature of the last decade (2010-2019). These new techniques can be
Aparicio Cuenca, Adrián
core  

Distance‐Dependent Energy Transfer Between Organic Fluorophores and Single‐Walled Carbon Nanotubes

open access: yesAngewandte Chemie International Edition, EarlyView.
We demonstrate that the dsDNA part adopts a perpendicular orientation to the SWCNT and present a distance‐dependent energy transfer of single fluorescent dyes to SWCNTs. Carbon nanotube energy transfer (CNET) obeys a d−5 distance dependence with a characteristic distance of 7.4 nm (± 0.7 nm) for 50 % energy transfer.
Izabela Kamińska   +7 more
wiley   +1 more source

Papel del método experimental en la formación del antropólogo

open access: yesRevista Argentina de Antropología Biológica, 1996
La relevancia adquirida por el uso de las técnicas experimentales en la investigación antropológica contemporánea, particularmente en la arqueología y en la antropología biológica, no guardan correspondencia con la formación de los futuros antropólogos ...
Scarano, Eduardo R.   +2 more
doaj  

Ajuste óptimo de funciones de transferencia utilizadas para la identificación de parámetros de robots industriales [PDF]

open access: yes, 1989
En este trabajo se propone un procedimiento numérico basado en el método de Sanathanan y Koerner y la utilización de técnicas de optimización numérica.
Cerrada, Carlos   +2 more
core   +2 more sources

Synergetic Combination of Carbon Xerogels, Graphene Oxide and nano‐ZnO for Aqueous and Organic Supercapacitors

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
This work proposes the synthesis of carbon‐based nanostructured materials obtained using ZnO as both nanos‐ template and catalysts simultaneously. During the synthesis, GO was used as a stabiliser, preventing the collapse of the 3D structure and improving its properties in terms of capacitance and surface area.
Rusbel Coneo‐Rodríguez   +5 more
wiley   +1 more source

Tenacidad de fractura dinámica de iniciación a diferentes velocidades de solicitación: técnicas experimentales [PDF]

open access: yes, 2015
En esta investigación se presentan diversos dispositivos experimentales diseñados para la realización de ensayos de tenacidad de fractura a diferentes velocidades de solicitación.
Erice Echávarri, Borja   +2 more
core   +1 more source

Técnicas experimentales aplicadas al condicionamiento clásico de preferencias en el comportamiento del consumidor [PDF]

open access: yes, 2002
Classical conditioning (CC) is one of the most emblematic developments of experimentalpsychology and psychological science. CC has implied to its area of knowledge: a matterof research, a set of concepts, a methodology, and, finally, a series of ...
Cruz, Julio Eduardo   +1 more
core   +1 more source

Evaluating Youth Participatory Action Research in the Americas: Comparative Insights on Empowerment, Methodologies, and Social Change

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Youth Participatory Action Research (YPAR) positions adolescents as co‐researchers to investigate and address social issues affecting their lives. While YPAR has gained global prominence, comparative research examining how it is conceptualized and practiced across regional contexts remains limited.
John Diaz   +5 more
wiley   +1 more source

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