One does not have to be a fierce advocate of dialectics to consider the claim that the exercise of dystopic imagination may represent a necessary stage to think a better world. If it is good to know the worst, that does not…

Recientemente se han desarrollado nuevos materiales orgánicos para ser empleados como dispositivos fotovoltaicos y sistemas láser. Para optimizar el funcionamiento de estos dispositivos es necesario tener un conocimiento detallado de los procesos que determinan su eficiencia como lo son: fotogeneración…

Eighty years after the discovery of penicillin, the interest of this ß-lactam antibiotic at industrial level is still remarkable. Despite the good background knowledge, little is known on how Penicillin chrysogenum became a good penicillin overproducer, and much of the…

Esta tesis presenta una particularización de la Gestión del Conocimiento Matemático al caso de la Topología Algebraica.
La Gestión del Conocimiento Matemático es una rama de las Ciencias de la Computación cuyo principal objetivo consiste en desarrollar asistentes para…

Nowadays large systems are viewed in terms of the services that they offer and the entities that interact to provide or consume these services. Open multi-agent systems, where agents can enter or leave the system, interact and dynamically form groups…

Background: Recently, proteins and peptides have become an added value to foodstuffs due to new knowledge
about its structural analyses as related to antioxidant and anticancer activity. Our goal was to evaluate if protein
fractions from cacao seeds show antitumor…

Diabetes mellitus represents a serious public health problem owing to its global prevalence in the last decade. The causes of this metabolic disease include dysfunction and/or insufficient number of b cells. Existing diabetes mellitus treatments do not reverse or control…

This article challenges the reigning understanding of eighteenth-century Prussia' s public sphere. Scholars have argued that Prussia's public was defined by print, and since print was easily distributed, its print public was potentially (if not actually) universal. This article holds,…

"La tesis se enfoca en el diseño de leyes de control adaptables para robots manipuladores que consideran la naturaleza acotada de los actuadores. Se proponen esquemas generalizados para regulaci on y seguimiento globales por retroalimentacion de estados,cuyas estructuras permiten obtener…

The observed expansion of the red lionfish, Pterois volitans (Linnaeus, 1758), in the Caribbean represents one of the most rapid marine fish invasions in the history. The invasion rate of this top predator has resulted in a marked negative effect on local fish populations in the Caribbean by impacting local biodiversity. The main aim of this work was to conduct the…