Now showing items 259-276 of 276

    • Un universo de radiación 

      Iriarte, Modesto (Polytechnic University of Puerto Rico, 1998-06)
      During the last two decades there has been an increase in the worrines of the people regarding the proliferation of electromagnetic fields and their effects on the human body. In this article we explain the basic principles ...
    • Una invitación a Liturgia del atardecer 

      Sánchez, Efraín (Polytechnic University of Puerto Rico, 2019)
      Reseña del libro Liturgia del Atardecer del poeta y catedrático Fernando Operé.
    • The Use of Deep Soil Mixing as Channel Slope Stabilization Method—US Army Corps of Engineers Bechara Middle Section Project Case Study 

      Martínez Rodríguez, Francisco J. (Polytechnic University of Puerto Rico, 2019)
      This project describes and validates the design of a slope stabilization technique for the Bechara Middle Section (BMS) channel located in the Bechara Industrial Area, San Juan, Puerto Rico. The BMS project consisted of ...
    • Use of genetic algorithms in experimental design optimization and thermal property estimation 

      García, Sandrine (Polytechnic University of Puerto Rico, 1997-06)
      The goal of this paper is both to introduce the fields of experimental design optimization and thermal property estimation and to present Genetic Algorithm (GA) optimization method to the faculty of PUPR. This research ...
    • The Use of Vibration to Neutralize the Parkinson Disease Hand Tremor 

      Berríos Santiago, Eloy A. (Polytechnic University of Puerto Rico, 2019)
      Today there are some treatments available for the Parkinson Disease. Even though there is no standard treatment for the disease, because it's progressive and has no cure, there are some technologies that help the patients ...
    • Using Lean Six Sigma Tools for Packaging Machine Rebuild and Automation Process Improvement 

      Gandiaga Cabrera, Juan Carlos (Polytechnic University of Puerto Rico, 2015)
      This document describes the process of improving an existing packaging machine using lean six sigma tools and automation technology for the medical device industry. The ideal manufacturing site that has volume increase ...
    • A utility for Netware: REMOTE 

      García, Steven; Quintero, Jorge L. (Polytechnic University of Puerto Rico, 1994-06)
      We used the C language code to develop a utility that allows two or more workstations connected to the same physical network running the network operating system Netware to communicate and perform remote operations. The ...
    • Utilización de los sistemas de planificación de requerimiento de materiales en la Industria farmaceútica de Puerto Rico 

      Olivencia, Oscar; Da Silva, Hugo E. (Polytechnic University of Puerto Rico, 1991-06)
      Este escrito presenta los resultados de una investigación sobre la industria farmacéutica en Puerto Rico. El objetivo principal de esta investigación fue el determinar a que capacidad se estan utilizando los sistemas de ...
    • Variables that may predict the behavior of a student in his/her university life at Polytechnic University of Puerto Rico 

      Vélez Delgado, Gilberto A.; Vega, Rolando (Polytechnic University of Puerto Rico, 1996-06)
      The objective of this study is to establish the relationship, if any. between the Graduation Grade Point Average (GPA) of students that began as first year studentes at Polytechnic University of Puerto Rico and remained ...
    • Vector quantization 

      Hernández De Luna, Julio A. (Polytechnic University of Puerto Rico, 1996-12)
      Data compression is the packing of data, the process of transforming a body data into a smaller representation from which the original or an approximation of the original can be computed at a later time. Most data sources ...
    • Vertebral arteries 

      Stewart Torres, Alvin; Lutz, Robert J. (Polytechnic University of Puerto Rico, 1998-06)
      During the investigation period, which lasted almost four months, we made a research of the vertebral arteries in the posterior part of the head in children. During this time we investigated the size, diameter and the blood ...
    • Vision of a Microbiology Laboratory of Excellence using Lean Methodology 

      Cruz Sanabria, Armando (Polytechnic University of Puerto Rico, 2018)
      The outstanding growth and development at a pharmaceutical manufacturing company in Gurabo, Puerto Rico is leading it to become a laboratory of the future. They are receiving, analyzing and delivering results for microbiological ...
    • The Vision of Space Exploration - Life in the Universe Hispanics in Engineering National Conference 

      Figueroa, Orlando (Polytechnic University of Puerto Rico, 2006)
      Closing dinner speech of the Hispanics in Engineering National Conference by Eng. Orlando Figueroa.
    • Water Quantity and Quality Issues in El Paso Del Norte Region 

      Olaya, Mauricio; Chew, Mariana; González, Héctor (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 ...
    • Wave solder process characterization by an experimental design approach 

      Matos, Javier Enrique; Santos, José Emilio (Polytechnic University of Puerto Rico, 1992-06)
      A manufacturing company in Puerto Rico was interested in evaluating the possibility of profiling all printed circuit board assemblies. Experimental design, a method for systematically planning engineering studies, offered ...
    • Wireless LANs 

      Díaz, Carmen W.; González, Luis; Reyes, Edwin; Guzmán, Jeannette; Lebrón, José Luis; Cruz, Alfredo (Polytechnic University of Puerto Rico, 2000-12)
      There are three digital wireless technologies: CDMA (Code Division Multiple Access), TDMA (Time Division Multiple access), and GSM (Global System for Mobile Communication). Ethernet is a standard LAN protocol that operates ...
    • Y así, la hice mía 

      Gutiérrez Escobedo, Daniela (Polytechnic University of Puerto Rico, 2014)
      Relato de la cuentista y ensayista mexicana Daniela Gutiérrez Escobedo sobre la violencia de género.
    • Yin y Yoni 

      Ramírez Córdova, Antonio (Polytechnic University of Puerto Rico, 2022)
      Obra del poeta, dramaturgo, ensayista, narrador, crítico literario y catedrático universitario jubilado Antonio Ramírez Córdova.