Auflistung Revista Politechnê Nach Schlagwort "Polytechnic University of Puerto Rico--Subject headings--Unassigned"
Anzeige der Dokumente 61-80 von 97
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Mass Spectrometric Study of Various Coated Targets Utilizing PUPR-MC Plasma Machine for NASA Solar Probe Space Mission
(Polytechnic University of Puerto Rico, 2008)The NASA Solar Probe Space Mission will be a historic operation, flying for the first time into one of the last unexplored regions of the solar system, the Sun's atmosphere or corona; hopefully revolutionizing our knowlege ... -
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 ... -
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. -
New technologies in mathematics
(Polytechnic University of Puerto Rico, 1998-06)Throughout the ages, the development of computational instruments runs parallel to the development of mathematics playing an important role in the dissemination of this subject matter and its applications. Nevertheless, ... -
New Tools for the Design and Analysis of Complex Springs
(Polytechnic University of Puerto Rico, 1999-06)The molded case circuit breaker industry, in general, produces great families of breakers, i.e., the bolt-on and the plug-in units. The bolt-on unit uses a screw to connect the unit to the bus bar of the panelboard. In the ... -
Nonoccupational noise exposures and their hazards: a literature review
(Polytechnic University of Puerto Rico, 1998-06)Noise pollution has been extensively studied during the last 30 years. Although most of the government regulations protect the vast majority of the workforce in the in the United States, they fail to consider the workers' ... -
PLAGA: A Highly Parallelizable Genetic Algorithm for Programmable Logic Arrays Test Pattern Generation
(Polytechnic University of Puerto Rico, 1999-06)An evolutionary algorithm (EA) approach is used in the development of a test vector generation application for single and multiple fault detection of shrinkage faults in Programmable Logic Arrays (PLA). Three basic steps ... -
Plasma Gas Identification Using the Single Langmuir Probe
(Polytechnic University of Puerto Rico, 2008)A novel method to identify mass composition of plasmas was discovered at Polytechnic University of Puerto Rico Mirror Cusp (PUPR-MC) plasma machine using a Single Langmuir probe characteristic. This is a comparative method ... -
PLAtestGA: A CNF-Satisfiability Problem for the Generation of Test Vectors for Missing Faults in VLSI Circuits
(Polytechnic University of Puerto Rico, 2000-06)An evolutionary algorithm (EA) approach is used in the development of a test vector generation application for single and multiple fault detection of growth faults in Programmable Logic Arrays (PLA). Three basic steps are ... -
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 ... -
Preparation of New Drug Application (NDA)/Abbreviated New Drug Application (ANDA) Major and Moderate Post-Approval Changes for Parental Drug Products Site Transfer
(Polytechnic University of Puerto Rico, 2010)Actually, the Food and Drug Administration is the United States Federal Agency responsible for protecting the public health by assuring the safety, efficacy, and security of human and veterinary drugs, biological products ... -
Production Optimization in the Packaging and Inspection Process at a Thermoforming Area
(Polytechnic University of Puerto Rico, 2010)This research is conducted in a manufacturing packaging company that makes the packages (plastic trays) for medical device companies. It is intended to increase the packaging and inspection production line by considering ... -
Programmable logic controllers: A course in programming and implementation
(Polytechnic University of Puerto Rico, 1992-06)The purpose of this paper is to provide basic information related to programmable logic controllers (PLCs), their applications and programming. It covers the historical background and an overview of the programmable ... -
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 ... -
PUPR Looks Forward to the 21st Century with a Program of Research and Development
(Polytechnic University of Puerto Rico, 1999-06)The New Economic Development model adopted by the Government of Puerto Rico is an effort to provide a diversified and solid foundation for future economic development in view of changes in the global economic context. The ... -
Reduce Scrap Loss of a Pacemaker Lead Applying Lean-Six Sigma
(Polytechnic University of Puerto Rico, 2010)A pacemaker is an electronic device that is placed under the skin to help control abnormal heart rhythms. It consists of a battery, a computerized generator, and lead (wires) with electrodes on one end. in a pacemaker leads ... -
Seismic Study of Geosynthetic-Reinforced Slopes
(Universidad Politécnica de Puerto Rico, 1998-12)This report was done as part of an internship program sponsored by the NSF to learn and get involved in an extensive research at the University of Washington. The research is related to issues associated to the design ... -
Semisolid Metal Processing
(Universidad Politécnica de Puerto Rico, 1999-12)Processing of metal alloys in their mushy state represent a new trend in metal processing. The process produces components with low porosity, high crack resistance, fine microstructure, and better mechanical properties ... -
Simulación digital para verificación de diseño y sus aplicaciones en el desarrollo de pruebas automatizadas
(Polytechnic University of Puerto Rico, 1992-06)This paper presents the digital simulator as the tool for the computerized analysis of digital logic circuits. Among the topics discussed in the study are the behaviour of digital circuits, the development of vectors to ... -
Simulation of the Antenna Pattern of Arbitrarily Oriented Very Large Phase/Time-Delay Scanned Antenna Arrays with Systematic and Random Errors
(Universidad Politécnica de Puerto Rico, 1999-12)A computer simulation to determine the field pattern of arbitrarily oriented, very large phase/time delay scanned antennas was developed. The simulation takes into account errors present in antenna arrays. These are ...