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…

2010, Resumo simples.

Resumo: A expressiva troca de germoplasma com outros países, por meio da importação e exportação de produtos agrícolas representa um aumento no risco de introdução desta praga no Brasil, por isso a importância do levantamento de informações acerca das características…

En este ensayo se analiza el concepto de estudios sociales,
contrastándolo con la noción conceptual denominada didáctica de las
ciencias sociales; esto, con el fin de observar las particularidades de
cada categoría. Posteriormente, se plantea un esbozo de epistemología
aplicada…

The development of systems with the ability to reason about change notion and actions has been of great importance for the artificial intelligence community. The definition and implementation of systems capable of managing defeasible, incomplete, unreliable, or uncertain information has…

En un entorno laboral caracterizado por la guerra por la retención de talentos, conocer los valores, las actitudes y las expectativas de las distintas cohortes generacionales resulta nuclear para las organizaciones. Trabajos previos confirman la alta valoración del balance trabajo-familia…

Can dialogue reveal hidden truths? This is what prompted Bronwen Rees and
Andrew Armitage to experiment with the dialogical process to explore how
realities and knowledge about our organisations are created.

In this paper, we present a novel model of an artificial immune system (AIS), based on the process that suffers the T-Cell. The proposed model is used for solving constrained (numerical) optimization problems. The model operates on three populations: Virgins,…

Quand le E-learning a émergé il ya 20 ans, cela consistait simplement en un texte affiché sur un écran d'ordinateur, comme un livre. Avec les changements et les progrès dans la technologie, le E-learning a parcouru un long chemin, maintenant…

Anaesthetists are a group of doctors who are at a higher occupational risk of contracting blood borne infections as they perform many invasive procedures. Practice of Universal Precautions (UP) is vital in reducing the risk of transmission. The objective of…