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Study of Electromagnetic Fields and Effects on the Human Body
(Polytechnic University of Puerto Rico, 2022-10-13)
Exposure of radio frequencies electromagnetic fields (EMF) in recent decades, demands has increased.
Bringing new variables into the effects of EMF with human bodies. Our objective is to present an
approach into the ...
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 ...
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 ...
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 ...
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. ...
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 ...
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 ...
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 ...