Revista Politechnê: Recent submissions
Now showing items 121-140 of 302
-
Retroceso de glaciares tropicales en los Andes Centrales de Colombia mediante imágenes LANDSAT
(Polytechnic University of Puerto Rico, 2006)Los glaciares tropicales exhiben cambios significativos en respuesta a las variaciones de las condiciones climáticas, observándose una pérdida constante y progresiva en los últimos 100 años. La estimación de la superficie ... -
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. -
Mensaje ofrecido en “Hispanics in Engineering National Conference” con motivo a la celebración del Cuadragésimo Aniversario de la fundación de la UPPR
(Polytechnic University of Puerto Rico, 2006)Message offered on the occasion of the 40th anniversary of the Polytechnic University of Puerto Rico in the 2006 Hispanics in Engineering National Conference. -
Reflexión sobre los cambios recientes en el Departamento de Ciencias Geomáticas de Ia Universidad Politécnica de Puerto Rico
(Polytechnic University of Puerto Rico, 2006)El objetivo del presente escrito es presentar una recopilación de los eventos y datos relevantes que impulsaron el cambio de nombre del Departamento de Agrimensura y Cartografía a Departamento de Ciencias Geomáticas y los ... -
Breve relato de la historia de los programas de Bachillerato en Agrimensura en Puerto Rico
(Polytechnic University of Puerto Rico, 2006)Discurso editado, presentado por el Profesor Jenaro R. Negrón el 21 de febrero de 2006 en el Cuadragésimo Aniversario del Programa de Agrimensura de la Universidad Politécnica de Puerto Rico. -
Memoria de la Creación y Evolución del Bachillerato en Agrimensura en la Universidad Politécnica de Puerto Rico: Los primeros cuarenta años...
(Polytechnic University of Puerto Rico, 2006)Este artículo recoge la historia de los 40 años del Programa de Bachillerato en Agrimensura en Ia Universidad Politécnica de Puerto Rico. Al ser este programa el primero en su clase a nivel local, la historia reciente de ... -
Water Quantity and Quality Issues in El Paso Del Norte Region
(Polytechnic University of Puerto Rico, 2005)The El Paso del Norte Region faces challenges in the administration of its water resources in the way water is managed due to conflicts with different political jurisdictions and existing laws governing water management ... -
Hyperbolic, Ultrastatic Wormhole Solution to the Vacuum Effective Gravity Equations in Randall Sundrum Brane World
(Polytechnic University of Puerto Rico, 2005)We provide a traversable wormhole solution to the effective vacuum gravity equations in Randall Sundrum brane world scenario. We argue that graviton effects from the bulk spacetime can stabilize the wormhole"s throat against ... -
El redescubrirniento del yo y del otro: viajes, estructuras míticas, mitos y rituales de paso en Los pasos perdidos, de Alejo Carpentier
(Polytechnic University of Puerto Rico, 2005)This paper is proposing the study of various themes related to Alejo Carpentier's Los pasos perdidos. Even though these themes have been studied before, it is proposing a new revision from a different perspective. First, ... -
Antena inteligente con haces conmutados para redes de comunicaciones móviles*
(Polytechnic University of Puerto Rico, 2005)The smart antenna technology for mobile communications has been the object of enormous worldwide interest during the last decade. The principal reason for the application of smart antennae is their potential for a large ... -
Fauna y Eros en los Sonetos sinfónicos y en Alturas de America de Luis Lloréns Torres
(Polytechnic University of Puerto Rico, 2005)The Puerto Rican criollo poet par excellence, Luis Lloréns Torres, complements its poetry genius with erotic lyrics seldomly studied by critics. Acknowledging previous critics on this theme, we analyze his particular ... -
Tip Optimization for Near-Field Scanning Optical Microscopy by Laser-Heated Pulling
(Polytechnic University of Puerto Rico, 2005)The ability to manufacture reproducible and low-cost probe tips is critical for the improvement of near-field scanning optical microscopy as both the resolution and efficiency of the apparatus depend on the tip's geometrical ... -
Are you making good decisions?
(Polytechnic University of Puerto Rico, 2004)Due to the wide array of choices that modern society has at its disposal, decision making has become an integral part of our daily routines. Because of that, most of the time, the potential repercussions associated with ... -
Power Electronics Research Experience for Undergraduates
(Polytechnic University of Puerto Rico, 2004)On the first half of the 20th century many of the electronic devices and machinery used were very expensive, inefficient, unreliable, and robust. With revolutionary advances in semiconductor technology much of these barriers ... -
A Hybrid Deterministic/Genetic Test Generator to Improve Fault Effectiveness and Reduce CPU Time Run
(Polytechnic University of Puerto Rico, 2004)This paper focuses on an evolutionary algorithm (EA) approach in the development of effective test vector generation for single and multiple fault detection in VLSI circuits. The genetic operators (selection, crossover, ... -
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 ... -
Propagación de radiofrecuencias a través del espacio interestelar
(Polytechnic University of Puerto Rico, 2004)Pulsar statrs 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 ... -
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 ... -
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 ... -
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 ...