Undergraduate Research Projects: Envíos recientes
Mostrando ítems 21-40 de 56
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Envolvente de un Edificio Resistente a Huracanes
(Polytechnic University of Puerto Rico, 2021-09-17)El paso de un huracán puede ocasionar muchos daños en la envolvente de las casas y edificios (Costa, C., Olona, C., Tombesi, C., 2020). Las fallas principales son en las ventanas y puertas, ya que son los elementos más ... -
Electrical Properties and Bone Mineral Density Correlation on Canine Cadaveric Cortical Bone
(Polytechnic University of Puerto Rico, 2021-09-17)In this study, the electrical properties of 19 segments of canine cadaveric bones were measured using an Impedance Analyzer E 4990 A using frequencies ranging from 20 Hz 20 MHz with the purpose of identifying a correlation ... -
3D Printing of Biopolymer Composites Fabricated from Polylactic Acid & Eggshell Derived Hydroxyapatite
(Polytechnic University of Puerto Rico, 2021-09-17)Hydroxyapatite ( is a naturally occurring mineral form of calcium apatite, which is found in 65 70 of human bones Waste derived HAp is attracting considerable attention due to its excellent biocompatibility and capacity ... -
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 ... -
Vulnerability of schools in Puerto Rico to tsunami events
(Polytechnic University of Puerto Rico, 2021-09-17)Puerto Rico is in an area of high seismicity, due to the presence of seismic faults around and within the Island These faults have the potential to generate earthquakes that cause tsunamis, as occurred in 1918 in the ... -
Viability of Reflector to Improve Solar Panels Productions & Viability of Indoors Solar Panels with Artificial Light For Future Applications
(Polytechnic University of Puerto Rico, 2021-09-17)The good voltage and current values in a solar panel, but they are not negligible for practical applications use of renewable energies has gradually been incorporated into society to counteract the damaging effects ... -
Cheating in Engineering College Student: Reasons, Techniques, and Mitigations
(Polytechnic University of Puerto Rico, 2021-09-17)On August 2020, the main researcher was selected to be part of the Undergraduate Research Program for Honor Students (URP-HS) within the Polytechnic University of Puerto Rico with the assigned topic of cheating (academic ... -
Assessment of Structural Damages due to the Earthquakes in Puerto Rico Occurred on January 2020
(Polytechnic University of Puerto Rico, 2021-09-17)The objective of this research is to develop a comprehensive classification and documentation of the failures in buildings that occurred in Puerto Rico in January 2020 as a result of the southern earthquakes, determine ... -
Design an Operational Performance Rubric for Emergency Rooms in Puerto Rico
(Polytechnic University of Puerto Rico, 2021-09-17)Hospitals are not effectively measuring their operational execution by using benchmarking tools for comparison analysis The Hospital Association of Puerto Rico encourage the competition of effective operations by comparing ... -
3D Printing of Conductive Urinary Catheters and their Applications in Electro-Therapies to Overcome Antibiotic Resistance of Bacterial Biofilms
(Polytechnic University of Puerto Rico, 2021-09-17)Today, antibiotic-resistant bacteria represent a global health challenge, especially for the control of catheter-associated urinal tract infections (CAUTI). Conventional antibacterial treatment for CAUTI requires a high ... -
Technology during unprecedented times
(Polytechnic University of Puerto Rico, 2021-09-17)In the midst of the pandemic crisis caused by the new coronavirus, technology can be a key ally to achieve better results, both to reduce its spread and to mitigate and minimize its impacts. The system developed throughout ... -
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 ... -
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 ... -
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 ... -
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 ... -
Development of a Hydrokinetic Turbine for Puerto Rico
(Polytechnic University of Puerto Rico, 2020-11-13)The island of Puerto Rico has struggled for decades with antiquated power plants that produce excess greenhouse gases In 2017 the delicacy of the overall power system on the island was demonstrated when two Category 5 ... -
Dielectric characterization of permittivity, conductivity and loss factors of porcine tissues by impedance spectroscopy
(Polytechnic University of Puerto Rico, 2020-11-13)This investigation was performed to determine whether the mean of fetal porcine tissues analyzed by impedance spectroscopy for their properties adhered to the idealized plots The statistical process was with the purpose ... -
Comparative Study: Electric Vehicles vs. Combustion Vehicles
(Polytechnic University of Puerto Rico, 2020-11-13)In 2017, a study for Greenhouse emissions discovered that 82% of these emissions are Carbon Dioxide and its main cause is the production of gasoline and diesel for transportation. It’s believed that Electric Vehicles may ... -
Risk & Vulnerability Assessment on Water Treatment Infrastructure against Natural Hazards in Puerto Rico
(Polytechnic University of Puerto Rico, 2020-11-13)This research focused on the use of FEMA’s Hazus-Multi Hazard GIS modeling software for the performance of a risk and vulnerability assessment on drinking water treatment plants in Puerto Rico against natural hazards. ... -
Vulnerability of Bridges to Natural Events
(Polytechnic University of Puerto Rico, 2020-11-13)This project utilized the HAZUS program and ArcGIS to perform vulnerability assessments on the bridges in Puerto Rico After conducting earthquake scenarios, the most probable bridge to experience failure or distress was ...