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Mostrando ítems 41-50 de 126
Homenaje a una estudiante anónima
(Polytechnic University of Puerto Rico, 1992-06)
Han transcurrido dos años del suceso que voy a narrar. Se trata de uno de esos recuerdos que atormentan al maestro durante toda su vida porque forma parte de las experiencias que son ejemplo vivo de cómo piensan algunos ...
Theory of constraints will really improve your competitiveness
(Polytechnic University of Puerto Rico, 1992-12)
The Theory of Constraints (TOC) is a new management philosophy created by Eliyahu M. Goldratt to help an enterprise reach its goal. In order to accomplish this objective a company must change the paradigm of costs an follow ...
Dinámica de redes y el modelo del ión rígido en cristales del tipo R2MX6
(Polytechnic University of Puerto Rico, 1992-12)
The theory of lattice dynamics in the harmonic approximation and the Born and Huang's rigid-ion model are used to study ionic crystals of R2MX6 type with antifluorite structure. The rigid-ion model expresses the potential ...
Pensar el espacio, construir identidades: reflexiones en torno a la memoria y el patrimonio arquitectónico del Caribe*
(Polytechnic University of Puerto Rico, 2004)
As is commonly addressed, the historical narratives encompassed in the architectural field constitute a “memory of power” that often legitimates the political establishment. The difference with other power technologies ...
Tunomás Honey de Jim Sagel: reapropiación y preservación cultural del mundo chicano
(Polytechnic University of Puerto Rico, 2004)
Tunomás Honey written by New Mexican writer Jim Sagel serves the purpose of analyzing the theme of reappropriation and cultural reservation of the Chicano world through literature. In 1981 Tunonás Honey received the award ...
Propagación de radiofrecuencias a través del espacio interestelar
(Polytechnic University of Puerto Rico, 2004)
Pulsar stars act like simple radio stations consisting of a rotating two pole electromagnet. They behave like interstellar beacons radiating electromagnetic pulses in the microwave band.The interstellar radiation reaches ...
High Density Plasma Nitriding on Stainless Steel Alloys at PUPR-MC Plasma Machine
(Polytechnic University of Puerto Rico, 2008)
A novel method of nitriding at high current levels at Polytechnic University of Puerto Rico Mirror Cusp plasma machine (PUPR-MC) has been performed. Nitrogen ions implantation or plasma nitriding increases the hardness at ...
The Vision of Space Exploration - Life in the Universe Hispanics in Engineering National Conference
(Polytechnic University of Puerto Rico, 2006)
Closing dinner speech of the Hispanics in Engineering National Conference by Eng. Orlando Figueroa.
Changing Behaviors: Re - Conceptualization of a Tutoring Center
(Polytechnic University of Puerto Rico, 2004)
The following article introduces a novel constructivist tutoring system, its origins, concepts, methods and its impact in the student population. To optimize the performance and strategic planning of the Center, a software ...
Automation of Plasma Diagnostics at Polytechnic University of Puerto Rico
(Polytechnic University of Puerto Rico, 2008)
This work presents an ongoing effort to develop an automatic measurement system for plasma diagnostics at the Plasma Engineering Laboratory of Polytechnic University of Puerto Rico, along with an example of its operation. ...