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…

This paper presents a knowledge-based approach for capturing data and rationale, so
that the experience and insights gained while pursuing a major project or endeavor can
be utilized when pursuing future endeavors of a similar nature. The proposed

The convergence of three distinct but interconnected trends - unrelenting globalization,
growing worldwide electronic connectivity, and increasing knowledge intensity of
economic activity - is creating powerful new opportunities and challenges for global
politics. This rapidly changing environment…

La présente étude exploratoire examine la manifestation des schèmes de pensée chez les adolescents agresseurs sexuels. Cela s’est réalisé dans le cadre d’un stage au Centre de psychiatrie légale de Montréal. Les objectifs du stage clinique se sont précisés autour…

Can children genuinely create new knowledge, as opposed to merely carrying out activities that resemble those of mature scientists and innovators? The answer is yes, provided the comparison is not to works of genius but to standards that prevail in…

The Knowledge Society Network (KSN) “takes advantage of new knowledge media to maximize and democratize society’s knowledge-creating capacity” (www.ikit.org/KSN). This article synthesizes the principles and designs of this network which were initiated over 15 years ago, and presents an exploratory…

El problema de estudio en este artículo es caracterizar la relación que se establece entre el proceso de
globalización, las actividades de innovación tecnológicas y su incidencia en la pobreza en los países
de América latina. Se parte de la…

Three classrooms of Grade 4 students from different schools and diverse backgrounds collaborated in early algebra research to solve a series of linear and quadratic generalizing problems. Results revealed that high- and low-achieving students were able to solve problems of…

Gilbert Ryle (1949) divided knowledge into “know that” and “know how”, which is neatly appealing to many design and technology educators, and like many writers on developing the curriculum, Kahney (1993) made a distinction between declarative knowledge:

verbal knowledge,…

This project aims to present the work developed around the design and implementation of a switching power supply, which forms part of an ambitious project implemented by the Energy Research Group of the Salesian Polytechnic University, “Multilevel Converter”, once completed…