Listar Undergraduate Research Projects por título
Mostrando ítems 45-64 de 81
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From Bio Waste to Bone Substitute: 3D Printing Assisted Fabrication of Scaffolds Containing High Concentrations of Eggshell Derived Hydroxyapatite
(Polytechnic University of Puerto Rico, 2022-10-13)Autografts are the gold standard for bone repair interventions due to their osteoinductive and osteoconductive properties Unfortunately, this technique entails important drawbacks such as limited availability and donor ... -
From Brown Tides to 3D Printers: Additive Manufacturing of Novel Algae-Based Polymer Composites
(Polytechnic University of Puerto Rico, 2022-10-13)As a direct effect of ocean warming and nutrient enrichment, tones of a brown macroalgae known as Sargassum, have been accumulating on shores throughout the Caribbean region since 2011. These unprecedented annual events ... -
Glow Discharge Plasma sterilization as an alternative for ethylene oxide sterilization (EtO)
(Polytechnic University of Puerto Rico, 2021-09-17)This work is considering plasma sterilization as an alternative for ethylene oxide sterilization ( EtO ). Ethylene oxide is a carcinogen that represents a threat to the environment and human health. During the COVID ... -
Glow Discharge Plasma Sterilization of Prokaryotic Microorganism Through Electrostatic Plasma
(Polytechnic University of Puerto Rico, 2020-11-13)Plasma is the fourth state of the matter In this state the matter has enough energy to delocalize the subparticles of the atoms that make up the material At the subatomic level plasma is a mixture of highly energized ... -
Glow Discharge Plasma Sterilization of Prokaryotic Microorganism Through Electrostatic Plasma
(Polytechnic University of Puerto Rico, 2019-08-19)Sterilization/disinfection of target bacteria – Bacillus Subtilis – is investigated using plasma sterilization process which involves both Dielectric Barrier Discharge Plasma (DBD) and Glow Discharge Plasma. The purpose ... -
Going Manual: Preparation for a CyberAttack Among Puerto Rico’s Electrical Grid System Personnel
(Polytechnic University of Puerto Rico, 2019-08-19)This research project was intended to assess the ability for Puerto Rico’s power grid administrative authorities to respond to a cyberattack like the one documented in Ukraine in December 2015 The researcher gathered ... -
Heart Disease Detection Using Machine Learning Models
(Polytechnic University of Puerto Rico, 2023-08-31)Heart disease, that is, the set of various health complications that negatively affect the heart, is currently one of the main causes of worldwide deaths in human beings. For instance, in the United States (US), it has the ... -
Identificación del Uso de EPP en la Compañía BM Construcción – Proyecto: Residencia Ozuna Meléndez
(Polytechnic University of Puerto Rico, 2023)Nos interesa estudiar el uso de elementos de protección personal (EPP) en el campo de la construcción, ya que de este depende la integridad de los trabajadores y los intereses de la empresa mientras desarrollan su labor. ... -
Improving Operational Efficiency and Downtime Reduction: Applying Lean Six Sigma in Material Recovery Facilities
(Polytechnic University of Puerto Rico, 2023-08-31)In response to challenges within the solid waste industry, this research focused on enhancing Material Recovery Facility (MRF) operations using Lean Six Sigma. Employing the DMAIC framework, the study tackled recurring ... -
Influence of Upper Limb Improvement in Post-Stroke Gait
(Polytechnic University of Puerto Rico, 2022-10-13)Hemiplegic gait is a common consequence of a stroke affecting about 80% of the patients. The usual treatment tends to focus on analyzing just the affected lower body, neglecting the upper limb. This research is intended ... -
Infrastructure Condition Assessment Using Drones
(Polytechnic University of Puerto Rico, 2020-11-13)The condition assessment in pavement is carried out by performing a traditional visual inspection, and by applying the Pavement Condition Index -PCI (Vásquez, 2002). The visual inspection implies to access the roadway and ... -
Medical image-based diagnostics for cardiovascular diseases using machine learning
(Polytechnic University of Puerto Rico, 2021-09-17)With cardiac imaging’s important role in the diagnosis of cardiovascular diseases, along with the dawn of big data and machine learning (ML), there are emergent opportunities to build artificial intelligence (AI) tools ... -
A New Design Strategy for Developing Bi Functional Catalysts for Zinc Air Batteries
(Polytechnic University of Puerto Rico, 2021-09-17)Zinc air batteries are a great alternative to replace lithium batteries, but they require an electrocatalyst for better ORR kinetics In this work, we proposed a new synthesis strategy for a bifunctional electrocatalyst ... -
Nickel Doped Carbon Nitride for Applications in Electrochemical Energy Systems
(Polytechnic University of Puerto Rico, 2020-11-13)Alkaline fuel cells and supercapacitors have attracted considerable attention over the last decades, mainly because these systems offer the possibility to produce and store energy in a sustainable manner Since the current ... -
Nickel Doped Carbon Nitride for the Photoelectrochemical Degradation of a Sunscreen derived Organic Pollutant Found in Swimming Pool Waters
(Polytechnic University of Puerto Rico, 2021-09-17)The fabrication and consumption of sun care products has increased exponentially the concentration of organic UV filters in the oceans and seas, which represents a threat to the marine environment The present research ... -
Nonlinear Pharmacokinetic Models Based on Statistical Regression Methods Using Secondary Data
(Polytechnic University of Puerto Rico, 2023-08-31)This research is about creating nonlinear pharmacokinetic models to better understand the behaviors that take place. From there, see patterns, relations between behaviors, and statistical techniques and, as an end goal, ... -
Plan de Desarollo Sustentable: Reserva Natural Punta Tuna, Maunabo, P.R
Este proyecto tiene como norte el desarrollo y la sustentabilidad de la Reserva Natural Humedal Punta Tuna localizada en el barrio Emajagua en el municipio de Maunabo, Puerto Rico. También se trata de concientizar a la ... -
Proyecto desarrollo de infraestructura ISBU para la cosecha de arroz en Guánica, Puerto Rico
(Universidad Politécnica de Puerto Rico, 2015)El proyecto tiene como enfoque el diseño de infraestructura con Unidades Intermodal de Edificios de Acero (ISBU, por sus siglas e inglés) para propósitos agrícolas en el municipio de Guánica, Puerto Rico. La localización ... -
Recibidor de GPS L1: ¿obsoleto o vigente?
El uso del sistema de navegación satelital ha estado disponible para propósitos de agrimensura y geodesia desde el 1980, siendo el recibidor L1 la herramienta exclusiva . Con el paso del tiempo se ha ido desplazando éste ... -
Rehabilitación del Parque Lineal Enrique Martí Coll
El Parque Lineal Enrique Martí Coll es un corredor tanto para peatones como ciclistas que comienza en el corazón de Hato Rey y cuenta con 2,523 metros de largo que bordean parte del Caño Martin Peña y el estuario de la ...