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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 ...
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 ...
Analysis of Surface Electromyography Signals of the Arm in Adults
(Polytechnic University of Puerto Rico, 2020-11-13)
In human history, medicine has always sought to improve the quality of life of patients with disabilities by designing what is now known as either an assistive device or prosthesis For a person who has an amputated arm, ...
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 ...
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 ...
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 ...
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 ...
Correlación entre elasticidad y propiedades eléctricas del hueso cortical seco
(Polytechnic University of Puerto Rico, 2022-10-13)
Esta investigación buscó conocer cuál parámetro eléctrico, entre la permitividad y la
conductividad, se correlaciona mejor con la elasticidad del hueso cortical seco de
los huesos largos caninos. Esto se determinó ...
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 ...
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 ...