Results 51 to 60 of about 65,427 (171)

Bioenergía : el poder del sol [PDF]

open access: yes, 2008
Fil: Senesi, Sebastián. Universidad de Buenos Aires. Facultad de Agronomía. Programa de Agronegocios y Alimentos; ArgentinaA partir de la energía que provee el sol se desarrollan distintas formas de energía\n"limpia": viento (eólica), calor, luz "captada
Senesi, Sebastián
core  

Two‐Dimensional Transition Metal Dichalcogenides Properties Enhanced by Nano‐ and Micro‐Scale Shape Control

open access: yesMetalMat, Volume 3, Issue 1, March 2026.
This review explores current strategies for shaping two‐dimensional transition metal dichalcogenides (TMDs) beyond their planar form. It highlights how strain engineering, nanopatterning, and growth on complex substrates modulate their mechanical, optical, and electronic properties.
C. Grazianetti   +6 more
wiley   +1 more source

Cooperativas de generación de energía renovable y comunidades de energía: el caso de los Países Bajos

open access: yesRevista de Estudios Cooperativos
En Europa las cooperativas de energía renovable están experimentando un renacimiento, especialmente en los Países Bajos, donde tienen una tradición consolidada.
María Luján López Dallara   +1 more
doaj   +3 more sources

Ni Microspheres as Electrocatalysts for Ethanol Oxidation in an Alkaline Medium

open access: yesInternational Journal of Electrochemical Science, 2018
We report the synthesis of nickel microspheres and their structural and electrochemical characterization. The materials were prepared by the microemulsion technique from NiSO4∙6H2O and NaOH, and using NaH2PO2∙H2O as a reducing agent.
A. Altamirano-Gutiérrez   +2 more
doaj   +1 more source

A National Law as an Actor\u2013network: How Guatemala\u2019s General Electricity Law of 1996 Shaped the Country\u2019s Environmental Conflicts over Hydroelectricity [PDF]

open access: yes, 2017
This paper uses controversy mapping to study the history of Guatemala\u2019s General Electricity Law (GGEL, 1996). Particular attention is paid to the impact of the GGEL on social conflicts related to hydroelectricity. This article discusses how an array
Ponciano, Renato
core  

Accelerating Just Energy Transitions in Brazil: Pathways for Social Development

open access: yesLatin American Policy, Volume 17, Issue 1, March 2026.
ABSTRACT This critical article analyzes energy poverty in Brazil from the theoretical perspective of distributive justice, proposing the implementation of a new social regulation called Contribution to Social Development. The goal is to support the process of a just energy transition leading to a broader debate on energy planning and social issues ...
Marcio Giannini Pereira   +5 more
wiley   +1 more source

El impacto de las energías renovables y el acceso a la tecnología en el desempeño económico de Zambia

open access: yesRevista Tiempo & Economía
Este estudio examina el impacto de las energías renovables y otras variables relacionadas en el desempeño económico de Zambia, centrándose en datos de 2000 a 2022.
Tryson Yangailo
doaj   +1 more source

Characterization of Composite Mesoporous Carbon/Conducting Polymer Electrodes Prepared by Chemical Oxidation of Gas-Phase Absorbed Monomer for Electrochemical Capacitors

open access: yesInternational Journal of Electrochemical Science, 2011
Mesoporous carbon/conducting polymer composites have been synthesized by adsorption of different monomers (aniline, pyrrole, thiophene and 3-methyltiophene) in the gas phase onto the carbon surface, followed by oxidative chemical polymerization.
D.E. Pacheco-Catalán   +2 more
doaj   +1 more source

Energía renovable a partir de los lodos de depuradoras urbanas [PDF]

open access: yes, 2012
El lodo de depuradora es el residuo líquido o semilíquido procedente de las Estaciones Depuradoras de Aguas Residuales (EDARs) del que puede obtenerse una energía renovable empleando la tecnología de la gasificación.
Andrés Almeida, Juan Manuel de   +3 more
core  

Device Performance of Emerging Photovoltaic Materials (Version 6)

open access: yesAdvanced Energy Materials, Volume 16, Issue 7, 18 February 2026.
Efficiency of single junction perovskite (circles), organic (hexagons), dye sensitized (pentagons), kesterite (diamonds), Sb2Se3 (right triangle), and AgBiS2 (left triangles) solar cells at emerging‐pv.org over the last decade. ABSTRACT This 6th annual Emerging PV Report surveys peer‐reviewed advances since August 2024 across perovskite, organic ...
Osbel Almora   +29 more
wiley   +1 more source

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