Browsing Revista Politechnê by Title
Now showing items 246-265 of 285
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Smart Antenna Performance Simulation in Multipath Propagation Environment
(Polytechnic University of Puerto Rico, 2008)This paper presents the effect of multipath propagation on the performance of smart antenna. The influence of the correlation between the source multipath components on the uplink beam pattern shape, as well as the resulting ... -
Sobre “espanglish” y purismos
(Polytechnic University of Puerto Rico, 2016)El mal llamado purismo insular goza de una inmerecida membresía en el salón de la infamia. Se le ve bajo el prisma de la actitud complaciente y seudo-neutral de la lingüística contemporánea. No existe tal cosa como ... -
Sobrepoblados
(Polytechnic University of Puerto Rico, 2022)Obra del dramaturgo, director teatral, guionista, actor, profesor de teatro Pedro Rodiz. -
Strain gauge and micrometer instrumentation of a truss structure
(Polytechnic University of Puerto Rico, 1997-12)This project was performed as part of the Structural Analysis courses in order to compare theoretical results of the response of simple structures with the experimental results obtained at the Structures Engineering ... -
The Structure of a Composite Galaxy Model
(Polytechnic University of Puerto Rico, 2016)The algorithms and numerical methods describes the way of implementing a composite galaxy –bulge area, disk, and galaxy halowhich is modeled as a full three-dimensional entity, using spherical and disk models as ... -
Study of the density of states in amorphous Silicon-Hydrogen using the semiconductor/electrolyte system
(Polytechnic University of Puerto Rico, 1996-12)Localized states in amorphous Silicon-Hydrogen are studied by pulsed measurements on the a-Si:H/electrolyte (S/E) system. The S/E interface is essentially blocking to current flow. As a result, surface space-charge layers, ... -
Subscriber line automatic identification number device
(Polytechnic University of Puerto Rico, 1995-12)The subscriber line automatic identification number device, SLAIN device, is an apparatus that may be utilized as the subscriber's end section of a telephone privatization system. This system will not utilize any equipment ... -
Sueño con una barba inconfundible
(Polytechnic University of Puerto Rico, 2022)Relatos del escritor Emilio del Carril: Sueño con una barba inconfundible. -
Techniques for Functional and Structural Testing of Software
(Universidad Politécnica de Puerto Rico, 1999-12)This work will present the structural and functional approaches as software testing process techniques. The software testing process is one that consumes at least half of the labor expended to produce a working program. ... -
Temperature Mapping at a Pharmaceutical Product Warehouse
(Polytechnic University of Puerto Rico, 2019)To sustain pharmaceuticals products with high quality until they arrive to the patients, it is necessary to store them under specified temperature conditions. Warehouses that store these kinds of products use temperature ... -
Terra Incognita: el espacio público en Río Piedras
(Polytechnic University of Puerto Rico, 2015)Históricamente, la mayoría de las épocas han articulado cambios o movimientos orientados a la revitalización o expansión cultural- social-económica y política de sus ciudades. Estos cambios los vemos claramente ... -
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 ... -
Theory of constraints will really improve your competitiveness
(Polytechnic University of Puerto Rico, 1993-06)The Theory of Constraints (TOC) is a new management philosophy created by Eliyahu M. Goldratt to help an enterprise reach its goal. To accomplish this objective a company must change the paradigm of costs and follow two ... -
Theory of operation of today CD systems
(Polytechnic University of Puerto Rico, 1993-12)In this article we examine the main events that lead to the invention of the compact disc or CD, as we all call it. We consider the most important components of the playback section of the CD such as the pick-up circuit, ... -
Time Confinement Simulation of a Charged Particle in a Mirror Magnetic Field
(Polytechnic University of Puerto Rico, 2016)Plasma is a state of matter formed of electrically charged particles. Those particles are greatly influenced by electromagnetic interactions, which have been abundantly studied since the 19 century. The Lorentz equation ... -
Time Optimization of Gas Chromatography-Mass Spectrometry Method for Controlled Substances Analysis
(Polytechnic University of Puerto Rico, 2016)An optimization of the gas chromatography- mass spectrometry (GC-MS) method was conducted by establishing a temperature ramp of 150°C, held by 3 min and raising at 12°C/min until reaching 300°C, which from 25.00 min ... -
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 ... -
Tools for Predicting Uncertainty and confidence Intervals in Radiometric Data Products
(Universidad Politécnica de Puerto Rico, 1999-12)Spaced-based observations of atmospheric energetics, such as those provided by NASA’s Clouds and the Earth’s Radiant Energy System (CERES), produce data products intended to be shared with the larger scientific community ... -
Total Productive Maintenance (TPM) to Improve Laboratory Performance
(Polytechnic University of Puerto Rico, 2022)Total Productive Maintenance is a methodology focused on the improvement of equipment performance. Is a concept mainly employed in the manufacturing operations in which the equipment performance is constantly monitored to ... -
Trastorno generalizado del desarrollo o autismo atípico (TGDAA): Implicaciones en el aprendizaje
(Polytechnic University of Puerto Rico, 2019)Artículo sobre el autismo en el área de la pedagogía.