This Ph.D. thesis has covered the scientific issues of defect reactions involving dopants and impurities in Si, and the applications of this knowledge to reactive ion etching (RIE) and Fe gettering processes. The reactions among self-interstitials (Sii), vacancies (V), impurities…

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Cuando el control y gestión del Canal de Panamá pasó al estado panameño a finales de 1999, el gobierno comenzó a preparar un plan para su modernización. Este plan incluía la construcción de nuevas esclusas para que pudieran atravesarlo un…

In the last few years, several studies have emphasized the use of ontologies as an alternative to organization of the information.
The notion of ontology has become popular in fields such as intelligent information integration, information retrieval on the Internet,…

The bulk of research on teacher knowledge has taken place in elementary and secondary school settings. The goal of this study was to examine teacher knowledge in higher education by asking: (1) what types of knowledge are drawn upon in…

A major contribution of research in workplace literacy has been to explore the part that writing plays in the knowledge-making practices of various professional groups. While such enquiry has revealed that writing is essential to the creation and use of…

(cont.) To demonstrate its practical value in large-scale engineering systems, the research applied OPN to two space exploration programs and one aircraft design problem. In our experiments, OPN was able to significantly change the modeling and architectural reasoning process by…

(cont.) characterization, and kink criterion implementation, form a synergistic analysis of the mechanistic debonding behavior affected by moisture. Results have shown that moisture affected debonding is a highly complex phenomenon that involves physical changes in the bond as well as…

This study examined the efficacy of conjoint behavioural consultation (CBC) with children evidencing conduct problems, the impact of CBC in enhancing parental knowledge of behavioural principles, and whether knowledge of behavioural principles is related to improved parenting skills. An A/B…

The structural design of power transmission lines requires knowledge from a variety of widely-dispersed expert sources. This thesis demonstrates how an expert system can be efficiently used to assemble and organize this knowledge in order to design a wide range…