• A microelectronic fluorescence sensing system for rapid detection of Enterococcus faecalis using gradient detection IC and on-chip photodiodes 

  Acevedo-Chaparro, Jensen Jovan (2020-12-11)

  This work presents the design of a custom microelectronic fluorescence sensing system for rapid detection of Enterococcus faecalis, enterococcus, or total coliform bacteria using commercially available EPA-approved ...

• Modeling the spread of ultrafine particulate matter emitted by motor vehicles, their effects as asthma triggers with a result of optimal control 

  Rosado-Pérez, Michelle N. (2020-12-08)

  The Global Burden of Diseases estimated asthma prevalence to be 339.4 million people worldwide in 2016 alone, being air pollutants one of its main causes. Ultrafine particulate matter (UFP) are air pollutants that affect ...

• CFD numerical simulations to elucidate the wind speedup generated by the geomorphic complexity of Puerto Rico 

  Cruz García, Edward L. (2020-12-11)

  FEMA commissioned a joint effort study after Hurricane Maria (2017) for Puerto Rico to develop Special Wind Region Maps, as specified in ASCE 7-16 wind guidelines. The venture was led by the Strategic Alliance for Risk ...

• Development of an analytical trapezoidal MOSFET model: Used in a methodology for gate enclosed MOS transistors design based on technology layout rules 

  Contreras Ospino, Boris Miguel (2020-12-07)

  Gate enclosed or annular MOS transistors are one of the more successful solutions to improve the radiation resistance in an electronic circuit. There are many types of research and works regarding one of the main issues ...

• Efecto de edad a la matanza sobre la calidad de la carne bovina de la raza Senepol criados solo a pastoreo 

  Hernandez Marquez, Zamara I. (2020-12-11)

  The Senepol bovine breed is a meat-type Bos taurus well adapted to the tropical climate, such as that found in Puerto Rico. This breed has proven to be an important addition to the genetic group of cattle that are raised ...

• Transport phenomena in crossflow jets subject to very strong favorable pressure gradient 

  Quinones Rodriguez, Carlos Javier (2020-12-10)

  Incompressible jets transversely issuing into a spatially-developing turbulent boundary layer is one of the most challenging types of three dimensional flows not only due to its fluid-dynamic complexity but also due to ...

• Reproductive biology of two ecomorphs of the Caribbean coral Montastraea cavernosa in La Parguera, Puerto Rico 

  Morales-Medina, Jeffry (2020-12-09)

  The reproductive success of corals is an important element for the maintenance of populations, community and ecosystem function. The common Caribbean reef-building scleractinian Montastraea cavernosa has two distinct, ...

• The impact of dividend policy on banks' value in the US stock market 

  Lizardo, Benjamin Arturo (2020-12-07)

  This research examines the impact of dividend policy on 35 of the banks listed on the NYSE. This study developed two empirical models: the first (Model1) was based on the theory of the relevance of dividends, and the second ...

• A mathematical model to predict misalignment of SOIC packages in the presence of a dielectric fluid 

  Aparicio Moscoso, Yohan Aldemar (2020-12-04)

  This thesis presents the development of a mathematical model to predict misalignment of Small Outline Integrated Circuits (SOIC) packages in the presence of a dielectric fluid, when manipulated by a pick-and-place ...

• Carbonate chemistry dynamics in The Bioluminescent Bay: A tropical mangrove lagoon in La Parguera, Puerto Rico 

  García-Troche, Erick (2020-12-09)

  Mangrove ecosystems were identified by recent research as capable of buffering coastal ocean acidification (OA) and acting as refugia for scleractinian corals, suggesting that sulfate reduction and carbonate sediment ...

• Fungi associated with demosponges from Puerto Rico 

  Rosado Rodríguez, Gualberto (2020-11-24)

  Fungi are distributed worldwide and perform a variety of services in the environment. They are regarded as decomposers, involved in carbon cycling and immobilization in the ecosystem. Many are important symbionts of plants, ...

• Translanguaging practices used by University of Puerto Rico at Mayagüez graduate teaching assistants in their classroom 

  Carrero Vale, William G. (2020-12-09)

  Through narrative inquiry, this research investigates how Graduate Teaching Assistants’ (GTAs) past experiences can help shape their current thoughts and beliefs on translanguaging and its usage inside their classrooms. ...

• Earthquake loss estimation in Puerto Rico from historical and potential earthquake scenarios 

  Ramírez-Rivera, Arlenys (2016)

  Puerto Rico is located in the active seismic zone of the Eastern Caribbean where earthquakes are a potential threat for the island. In the past, several damaging earthquakes have affected Puerto Rico (1787, 1867, and 1918). ...

• The tutoring phenomenon: Parent and tutor determinants for private supplementary tutoring in Aguadilla, Puerto Rico 

  Napoleoni-Gregory, Bianca P. (2020-05-29)

  Through a case study approach, this research investigates the perspectives of parents and tutors regarding private supplementary tutoring (PST). Findings showcase determinants for the motivated use of PST from parents ...

• Development of drought index for Puerto Rico's hydrologic conditions 

  Malavé-Pérez, Luis G. (2020-07-24)

  This study intends to develop a new drought index for Puerto Rico (PRDI) that combines relevant hydrological parameters necessary to obtain an appropriate drought indication value with a focus on hydrological conditions ...

• Nivel de satisfacción de los estudiantes del RUM con las instalaciones académico-deportivas 

  Galarza-Torres, Stephanie Michelle (2020-07)

  Collection of information on academic-sports facilities from the student’s perspective is necessary to get acquainted with their areas of highest value (Blázquez Resino, Chamizo González, Cano Montero & Gutiérrez Broncano, ...

• New families of 3D watermarks 

  Bustillo-Zárate, Alcibíades De Asís (2020-07)

  In recent years researchers have developed families of 3D watermarks that are built by composition, using a base array and a periodic sequence of shifts. Multidimensional arrays that are constructed by composition of a ...

• Exploring the determinants of students' travel behavior in the face of parking scarcity problems 

  Arroyo-Román, Carolyn Marie (2020-05-28)

  Finding a parking spot at the University of Puerto Rico at Mayagüez (UPRM) can be a daily struggle. Currently, the Campus mismatch between parking demand and supply has resulted in a substantial number of people, mostly ...

• (His)6 -tag recombinant hemoglobin I from Lucina Pectinata: A novel hydrogen sulfide protein donor 

  Borges-Arias, Hazel M. (2020-07)

  Hydrogen Sulfide (H2S) is a gasotransmitter involved in physiological and pathological processes in humans and animals. It is produced endogenously in humans through enzymatic pathways. H2S is associated with the ...

• Diferenciación morfológica de cultivares de ñame (Dioscorea rotundata y Dioscorea alata) y especies de Colletotrichum spp. asociadas 

  Serrano-Jiménez, Seylie M. (2020-05-28)

  In Puerto Rico, yam (Dioscorea spp.) is one of the most economically important tubers within the farinaceous screed. The most cultivated and consumed species are Dioscorea rotundata and Dioscorea alata. Imports of this ...

View more