Browsing Theses & Dissertations by Title
Now showing items 4040-4059 of 4082
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W phase source inversion for Caribbean earthquakes at the Puerto Rico seismic network: a first approach
(2018)Puerto Rico and the Virgin Islands (PRVI) are located in the Northeastern Caribbean, a seismically active zone. Historical records show that large damaging earthquakes have occurred in 1867 (M 7.3), 1918 (M 7.3) and 1943 ... -
A walk through the standing stones: The historical novel, gender and the supernatural in Diana Gabaldon’s Outlander.
(2019-05-13)Traditionally, historical/fantasy novels perpetuate stereotypical narratives; said works are situated in the past and provide some historical background, though unfortunately history is often sacrificed in the quest for ... -
WAMDAS: a web service-based wireless alarm monitoring and data acquisition system for pharmaceutical plants
(2005)Typical IT infrastructures used in manufacturing companies such as pharmaceutical plants are based on enterprise servers, with vast capacities for large data sets, managed with relational database systems, with powerful ... -
Ward - a web based application for accessing remote sensing archive data
(2011)This work presents distributed n-tier architecture based web application, named WARD, providing ubiquitous and secured access to archived remote sensing data at the UPRM Laboratory for Applied Remote Sensing and Image ... -
Water hammer analysis of Villalba-Coamo potable water transmission line
(2009)The hydraulic behavior of a new potable water transmission line that flows from Villalba to Coamo was analyzed using computer modeling. The modeling considered steady-state and transient simulations. All the input data in ... -
Water quality assessment of a tropical freshwater marsh using aquatic insects
(2005)Laguna Cartagena, located in the municipality of Lajas, is the only natural freshwater lagoon of Puerto Rico. The lagoon gives refuge to many animal and plant species, some of them endemic and endangered. Agriculture in ... -
Water quality assessment with aquatic non-structural blocks made of coal ash aggregates mortars
(2012)A handful of biochemical processes occur in aquatic environments. One of the problems that are mostly encountered in such environments is caused by excess nutrient input and subsequent algal bloom. A series of studies were ... -
Water quality performance of pervious concrete pavements
(2016-07)Water is one of the most important resources for human needs and, in some countries, the lack of potable and drinking water is a serious issue. For this reason, new infrastructure that increases water conservation and ... -
Water transport in the diffusion media of a proton exchange membrane fuel cell (PEMCF)
(2009)The fuel cell is an electrochemical energy conversion device that produces electricity based on an electrochemical reaction. From the diverse types of fuel cell the proton exchange membrane fuel cell (PEMFC) has better ... -
Wavelet based damage detection in civil structures subjected to earthquake loads
(2011)During a seismic event, structural damage may result from the vibration of the structure in response to ground shaking at its foundation. The assessment of structural damage after a seismic event is required to identify ... -
A wavelet-based solution of the Kuramoto-Sivashinsky equation
(2007)The scope of this thesis investigation is to obtain an approximate numerical solution to the nonlinear one-dimensional Kuramoto-Sivashinsky partial differential equation. The Gaussian wave has been successfully applied to ... -
Web-based data processing for environmental surveillance monitoring applications
(2007)This work deals with the development of a Java-based environment for the treatment of remote sensing imaging information on a cyber-infrastructure. Especial attention is given to the development of a computational signal ... -
Wedelia trilobata (L.) Hitchc. (Asteraceae) como repelente de Bemisia argentifolii Bellows & Perring (Homoptera: Aleyrodidae) y de Cosmopolites sordidus Germar (Coleoptera: Curculionidae)
(2001)Laboratory experiments were conducted to understand the influence of Wedelia trilobata (L.) Hitchc. on the oviposition of Bemisia argentifolii Bellows & Perring over tomato leaves and on the presence of Cosmopolites ... -
Wellness, estrategias cognitivas conductuales y existencialismo en la prevención del uso problemático de las nuevas tecnologías para consejeros profesionales
(2022-12-22)Las nuevas tecnologías en conjunto con el Internet, red computacional global, provee una variedad de información, acceso y facilidades en todos los niveles. No obstante, podría generar su uso problemático, que podría ... -
Whether investor sentiment is affected by changes in the statutory limit of U.S. federal debt
(2014)Este estudio examina si los cambios en los límites de la deuda estatutaria de los Estados Unidos de Norteamérica tiene un efecto sobre el sentir del inversionista. Se utilizó el modelo de regresión de mínimos cuadrados ... -
"Wickedness is a woman" : exploring female agression in Opal Palmer Adisa's It Begins with Tears and Marie-Elena John's Unburnable</em>
(2024-05-06)This essay analyzes the depictions of woman-on-woman violence in two influential novels by Caribbean women writers, It Begins with Tears by Opal Palmer Adisa and Unburnable by Marie-Elena John. Focusing on these primary ... -
William Kienzle : the innovator.
(1985-05) -
Wind site characterization and wind energy potential of measurements at Isabela, Puerto Rico
(2013)Electrical energy production is a common concern for society. Conventional energy generation methods rely on chemical processes that use non-renewable resources and can produce dangers byproducts. Renewable energy resources ...