Results 11 to 20 of about 7,604 (208)
Argentina: entre o Mercosul e a Alca
Este artigo procura mostrar que a Argentina não está numa encruzilhada na sua política externa, tendo que escolher entre Mercosul ou Alca. Ao contrário, a Argentina vê o Mercosul como um caminho que leva à Alca, afirmando uma posição que se tornou ...
Raúl Bernal-Meza, Silvia Quintanar
doaj +2 more sources
O presente artigo busca delinear os rumos do processo de integração das Américas, sob a ALCA, e seus possíveis impactos sob o NAFTA.
Cristina Soreanu Pecequilo
doaj +1 more source
El No al ALCA desde abajo: Los trabajadores frente al ALCA [PDF]
Las luchas sociales a lo largo de la región durante años contra el neoliberalismo,como su máscara regional bajo el libre comercio pregonadopor el ALCA, fueron protagonizadas por múltiples movimientos que confluyeron a nivel regional. Por ejemplo, en la conformación de la Alianza Social Continental, compuesta por centrales sindicales, movimientos ...
Socoloff, Maria Florencia
core +3 more sources
In situ Generation of Fluoride Catalysts for CO<sub>2</sub>-to-Formic Acid Conversion With Silicon Reducing Agent. [PDF]
Reductive conversion of CO2 to formic acid with waste silicon reducing agent catalyzed by in situ generation of active fluoride species from a tertiary amine, protonic acid, and simple inorganic fluoride salt, such as KF and NaF. ABSTRACT The activation and catalytic reduction of carbon dioxide (CO2) using silicon‐based reducing agents is an important ...
Siddiki SMAH +6 more
europepmc +2 more sources
Anchoring Monolayer TiO<sub>x</sub> Nanosheets on Gold Nanoparticles Enhances Catalytic Activity for CO Oxidation Depending on the Type of Support. [PDF]
Monolayer TNS cover Au/SiO2 and Au/CeO2 surfaces, forming Au–TiOx contact structure that serve as active sites for CO oxidation, thereby significantly improving catalytic activity. On Au/SiO2, the Au–TiOx interface was generated through TNS adsorption and calcination, while TNS adsorption solely promoted the Au–TiOx interface formation on Au/CeO2.
Hamada N +9 more
europepmc +2 more sources
ALCA: negociaciones y estructura [PDF]
La autora aborda el período de negociaciones del ALCA desde su lanzamiento en 1994 hasta la finalización de la etapa preparatoria. Describe –a partir de 1998- el curso de las negociaciones propiamente dichas. Explica y comenta la estructura del ALCA, sus Grupos de Negociación y los Ejes –marco de las tratativas- que constituyen el sustrato determinante
Amzel Ginzburg, Clara S.
openaire +2 more sources
Overexpression of Rubisco Activase Improves Photosynthesis and Plant Growth in Rice Under Fluctuating Light Under Future High CO<sub>2</sub> Conditions. [PDF]
ABSTRACT Rubisco activase mediates the activation of Rubisco, the key photosynthetic CO2‐fixing enzyme, and plays a crucial role in regulating photosynthesis and plant growth. Rubisco activase restores catalytic competence to Rubisco active sites by promoting the release of inhibitors in an ATP‐dependent manner.
Yamori W, Inagaki M, Fukayama H.
europepmc +2 more sources
Este artigo objetiva revisitar o processo de regionalização proposto pelos EUA para a América Latina e a forma pela qual o governo brasileiro, sob a presidência de Fernando Henrique Cardoso (1995-2002), levou a cabo as negociações de modo a prevenir sua ...
Klei Medeiros +2 more
doaj +1 more source
Ejercicio de unidad y autonomía de América Latina en la VI Cumbre de las Américas
Lo que resalta de América Latina y el Caribe (ALC) durante estos últimos años, son sus logros en la unidad de sus gobiernos y la autonomía de sus Estados. Unidad política en la pluralidad ideológica de sus gobiernos.
Alberto Rocha Valencia
doaj +1 more source
Seawater usable for production and consumption of hydrogen peroxide as a solar fuel
The generation and storage of energy from renewable sources with robust and accessible technology is of significant and growing concern. Here, the authors demonstrate the solar generation of hydrogen peroxide from seawater as a viable route towards this ...
Kentaro Mase +3 more
doaj +1 more source

