Les progrès en anesthésie et en réanimation ont pour objectifs la réduction de la
durée de surveillance et l'amélioration de la qualité de la récupération. Pour le cas
particulier de l'assistance respiratoire, la capacité de surveiller et d'optimiser l'adaptation
entre…

Using the underlying idea of the current-mode control, a new dynamical, sliding-mode control for the boost dc-dc converter is proposed. Such controller is easy to design, robust under load and input voltage variations, exhibits fast response, does not depend on…

La costa continental ecuatoriana alberga a cuatro de las siete especies de
tortugas marinas que habitan en el mundo, dos de estas se catalogan como en peligro
crítico de extinción (Eretmochelys imbricata y Dermochelys coriácea) y dos en peligro
de…

ABSTRACT: Despite of all modem communications tools, difficulties of dialogue still exist between technicians and local community members when dealing with natural resources. This is related to many factors, from the predominantly technical formation of the teachers and researches to…

ABSTRACT: The Cerrado is one of the richest and most threatened biome in the world and its ecosystem Seasonally dry forest is the one that suffers most antropic pressure. It's important that conservation of The Paranã River Valley increases because…

The study of liquid metallic alloys using first principles Molecular Dynamic (MD) requires the knowledge of the liquid phase density that is not easy to obtain experimentally. In this work we calculate the densities for the liquid phase of eutectic…

P>1. A key aspect of the ecology and evolution of adaptive prey responses to predator risk is the timing by which the former develop a defensive trait in response to inducing signals released by the latter. This property, called reactivity,…

Partiendo de que tanto la tradición oral como la memoria escrita son fuentes
complementarias de transmisión de conocimientos, se analiza a través de los
mitos de “aparición” de los santos patronos del pueblo de Mucuchíes (San
Benito y Santa Lucía),…

We updated the floristic checklist of the Nizanda region, Isthmus of Tehuantepec (southern Mexico), characterized the occurring plant communities based on dominant species, and described the region's flora according to life form, growth form, growth type, and growth habit spectra.…

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