Browsing Theses & Dissertations by Title
Now showing items 2702-2721 of 4100
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The movement of white grunts (Haemulon plumierii) relative to habitat and boundaries at various spatial and temporal scales
(2011)The relationship between the distribution, abundance, and movement of fishes to the abundance and arrangement of habitats constitutes a fundamental basis for ecosystem-based management. Defining nursery areas, essential ... -
Movement, habitat use and diet of an invasive snake, boa constrictor (boidae), in Puerto Rico
(2018)Invasive species are the second threat to biodiversity. Studies have suggested that along with other variables, lack of predators, numerous offspring production, body size and prey availability are some of the reasons for ... -
¡A movernos!: Acopio de actividades de movimiento para el desarrollo integral de los preescolares
(2021-04-30)Este proyecto es una herramienta para el educador del nivel preescolar en el que se abarcan actividades y estrategias para lograr la integración del movimiento en la rutina diaria. Este recurso rescata el valor educativo ... -
MRI and CT image based on 3D reconstruction and medical rapid prototyping (MRP)
(2005)In this research, an interactive software tool has been developed for creating 3D models of anatomical organs and other body structures from 2D medical imaging data. 3D models are generated by using the Marching Cubes ... -
Muestreo e incidencia de moscas del género Anastrepha (Schiner) (Díptera: Tephritidae) en el cultivo de cítricos (Citrus Spp.) en Puerto Rico
(2009)Fruit flies are considered the most serious problem affecting fruit crops in the world, causing losts of millions of dollars. To evaluate the ocurrence of fruit flies of the genus Anastrepha on various citrus cultivars, ... -
Mujer ensaya la nación: Un acercamiento al proyecto nacional de Nilita Vientós Gastón
(2016-05)La nación puertorriqueña ha sido creada e imaginada por una mujer: Nilita Vientós Gastón. En tiempos en los que solo los hombres escribían sobre estos menesteres, Vientós Gastón formuló un proyecto de nación aspiracional ... -
Mujer y deporte en Puerto Rico : un análisis desde la perspectiva de género en el atletismo universitario femenino, 1972 - 1976
(2021-06-17)Durante la década de 1970 las mujeres deportistas vivieron el desarrollo del atletismo femenino en Puerto Rico. No obstante, debido al sexismo y a los estereotipos de género que articulan la sociedad patriarcal y la ... -
Mujeres resistiendo desde la montaña: sus voces al sobrevivir la violencia de género en Puerto Rico, a diciembre de 2022
(2022-12-20)A pesar de que en Puerto Rico la violencia de género es un tema que se escucha casi a diario, abordarlo desde las voces de las mujeres sobrevivientes es un proceso con grandes contribuciones. Este proyecto investigativo ... -
Multi-objective optimization approach for land use allocation based on water quality criteria
(2009)Surface water contamination by point and nonpoint sources of pollution is a major concern for public and government agencies around the world due to the excessive contamination of water bodies. Water is an important resource ... -
A multi-sensor comparison for coral reef habitat mapping: A case study using a tropical patch reef environment in Biscayne National Park, Florida
(2004)Reef scientists continue exploring methods to better characterize the status of coral reefs environments. In that endeavor, an airborne AISA image (1m, 24 bands) was analyzed together with Ikonos (4m, 3 bands), ASTER (15m, ... -
A multiagent framework for consumer behavior and purchase intentions in electronic commerce
(2009)An agent based model (ABM) to investigate the dynamics of human purchasing behavior within an online environment is presented. Based on empirical research, both extrinsic and intrinsic influencing factors such as disposition ... -
A multiagent framework for the co-evolution of social service delivery networks and population dynamics
(2011)A multiagent system for simulating the co-evolution of social service delivery networks is presented. In the first part, 63 potential variables were analyzed to identify significant predictors in the construction of behavior ... -
A multiagent system approach for a self-reconfigurable electric power distribution system
(2006)Electric power distribution systems (EPDS) can be found almost everywhere, from ship power systems to data centers. In many critical applications, it is necessary to maintain minimal operating capabilities under fault ... -
Multidimensional Costas arrays and periodic properties
(2022-05-05)Costas arrays were first introduced for SONAR detection applications, but later became an interesting object of mathematical research. Several generalizations of Costas arrays to multiple dimensions have been proposed. ... -
Multiferroic properties of magnetic-ion- substituted oxide-electroceramic thin films
(2010)Materials which possess electrical and magnetic coupling are of great interest for novel devices. In this thesis, BiFe1-xDxO3 (D= Co, Cr and Mn) material system were synthesized by solution route for various compositions, ... -
Multifunctional oxide materials for memory applications
(2021-07-19)Non-volatile memory technology in Si-based electronics dates back to 1990s. It is radically new storage technology that combines the performance and byte addressability of DRAM with the persistence of traditional storage ... -
Multifunctional zirconium phosphate layered materials for the nanodelivery of anticancer drugs
(2023-10-06)In this thesis work, we addressed the use of the inorganic layered nanomaterial (ILN) zirconium bis(monohydrogen orthophosphate) monohydrate (Zr(HPO<sub>4</sub>)·H<sub>2</sub>O, α-ZrP) as a nanocarrier for the delivery of ... -
Multimodal semiotics in higher education: meaning-making in the study of biology
(2022-04-22)This qualitative study examines the semiotic meanings communicated through multiple representations in the teaching of an advanced undergraduate course in biology. Scientific discourse is intrinsically multimodal in nature; ... -
Multiple antibiotic resistance of Enterococcus spp. in waters and sediments of Barceloneta–Manatí, Puerto Rico
(2010)Recently the number of antibiotic-resistant bacteria in the environment has increased, creating a worldwide human health problem. Antibiotic resistance of Enterococcus spp. in coastal areas of Mayagüez, Guayanilla, ...