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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 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 ...
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 ...
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 ...
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 ...
Alternatives for Processing Plastics with Recycle Codes from 3 to 7
(Polytechnic University of Puerto Rico, 2019-08-19)
Solid waste management represents a challenge for Puerto Rico. According to the Department of Natural and Environmental Resources (2019), more than half of the landfills have a closure order and only type one and two ...
The 2017-2018 Evaluation of the National Operational Excellence Index in Puerto Rico
(Polytechnic University of Puerto Rico, 2019-08-19)
Puerto Rico has not participated in the evaluation of the World Forum Competitive Index
(WFCI) since 2015; consequently, the Puerto Rico Manufacturers Association (PRMA) created
an index to measure productivity on a ...
Supercapacitor Electrodes Based on Modified Carbon Nitride for Applications in Renewable Energy Storage
(Polytechnic University of Puerto Rico, 2019-08-19)
Supercapacitors are rechargeable electrochemical energy storage devices, whose can store much larger amount of electrical energy in the interfaces between electrodes and electrolyte.
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 ...
Distributed Electric Propulsion
(Polytechnic University of Puerto Rico, 2019-08-19)
This investigation focused on predicting aerodynamic improvements obtained when air is blown over a wing by six propellers distributed equally along the wing’s span The purpose was to validate a method to implement Distributed ...