Results 41 to 50 of about 15,230 (257)

A High‐Performance Oxidized Graphene for Dendrite‐Free Anodes and Kinetically Enhanced Cathodes of Aqueous Zn‐Ion Batteries

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Oxidized graphene rich in carboxylic acid groups obtained via a simple electrochemical exfoliation route is shown to tackle the main challenges of aqueous Zn‐ion batteries (AZIBs), specifically short Zn anode cycle life and sluggish cathode reaction kinetics.
Enrique Álvarez‐Rubiera, José M. Munuera, Julen Beitia, Cian Gabbett, Alba Suárez‐Fernández, Eider Goikolea, Jonathan N. Coleman, Idoia Ruiz de Larramendi, Silvia Villar‐Rodil, Juan I. Paredes   +9 more
wiley   +1 more source

Propuesta metodológica con enfoque del buen vivir para el trabajo efectivo de dirigentes barriales

Retos de la Dirección, 2016
Se presentan los fundamentos teóricos conceptuales de una propuesta metodológica sustentada en la gestión por competencias, con el objetivo de potenciar el talento humano de los dirigentes barriales, para que realicen un trabajo efectivo en los ...
Marco Ramiro Torres Lema, Rafael Montejo Vélez , Nancy de las Mercedes Barreno Silva   +2 more
doaj   +2 more sources

Barrio e a cooperativa Cairn

Poiésis, 2019
O artigo desenvolve uma análise do Livro de Carne, trabalho do artista Arthur Barrio, focalizando o contexto parisiense onde foi criado. Examina as relações do artista com o Grupo Cairn, cooperativa de artistas atuante nos anos 1970 e verifica a ...
Viviane Matesco
doaj   +1 more source

Deniers and Compliers: Unpacking the Heterogeneous Effectiveness of U.S. Stay‐at‐Home Mandates During the COVID‐19 Pandemic

Journal of Applied Econometrics, EarlyView.
ABSTRACT While existing work shows COVID‐19 stay‐at‐home (SAH) policies decreased mobility on average, we lack evidence regarding heterogeneity in policy effectiveness across US counties. To uncover potential heterogeneity, we implement a novel two‐stage approach.
James Sears, Sofia B. Villas‐Boas, Molly Sears, Carly Trachtman, Linlin Fan, Andrew W. Stevens   +5 more
wiley   +1 more source

Ansiedad y angustia en el trabajo de campo con cuadrillas juveniles en Costa Rica

Alteridades, 2017
Se presentan un par de anécdotas vividas durante el trabajo de campo con jóvenes en cuadrillas (mediáticamente conocidas como pandillas) de Guararí de Heredia (barrio del Valle Central de Costa Rica), en las que se experimentaron momentos de ansiedad y ...
Onésimo Rodríguez Aguilar
doaj  

Casa de experimentos: preguntas y transformaciones recientes del Museo de la Solidaridad Salvador Allende y su integración a la comunidad del Barrio República

Poiésis, 2019
La actual recuperación de los lazos y principios que motivaron al Museo de la Solidaridad desde su gestación en 1971 fue reposicionada a partir de la concepción de para-laboratorio y del valor de la participación colectiva en el pasado y en el presente ...
Soledad García Saavedra
doaj   +1 more source

Human Health Risk Assessment From Exposure to Toxic Metals in Soils and Leafy Vegetables in Smallholder Farms of Northeastern Brazil

Journal of Applied Toxicology, EarlyView.
ABSTRACT This study assessed human health risks associated with exposure to potentially toxic metals (PTMs) in soils and leafy vegetables cultivated in smallholder agricultural systems in Northeastern Brazil. Soil and vegetable samples were collected from 18 agricultural areas and analyzed for cadmium (Cd), chromium (Cr), copper (Cu), iron (Fe), nickel
Fernando Ferreira da Cunha Filho, Alex Souza Moraes, João Paulo Siqueira da Silva, Edvane Borges da Silva, Ademir Amaral, André Maciel Netto   +5 more
wiley   +1 more source

Differential Associations Between Relational Health and Mental Health Among Civilian and Military‐Affiliated Samples Reporting Moral Injury

Journal of Counseling &Development, EarlyView.
ABSTRACT The symptoms of anxiety and depression are commonly reported within military‐ and non‐military‐affiliated populations, with considerable evidence available to counselors regarding which relational characteristics function as protective factors among these populations.
A. Stephen Lenz, Jessica Holm, Christine D. Gonzales‐Wong   +2 more
wiley   +1 more source

Condicionantes contextuales, familiares e individuales de la resiliencia en las familias de etnia gitana en Canarias

Global Social Work, 2021
Tradicionalmente el Pueblo Gitano ha encontrado en el seno familiar su mayor fortaleza para adaptarse a un medio adverso. Este estudio empírico con metodología cuantitativa explora la contribución respectiva del contexto (calidad del vecindario y apoyo ...
José Carmona-Santiago, Marta García-Ruíz, Maria Luisa Maíquez-Chaves, Maria José Rodrigo-López   +3 more
doaj  

The interacting effects of precipitation and microhabitat on non‐native seed predation are contingent on temporal dynamics

Oikos, EarlyView.
Understanding how different drivers of global change interact to shape ecological processes remains a major challenge in ecology. Climate change is reshuffling the interactions that structure communities, with major implications for biological invasions.
Mariana C. Chiuffo, Agostina Torres, Mauro N. Tammone, Martin A. Nuñez, Mariano A. Rodriguez‐Cabal   +4 more
wiley   +1 more source