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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 ...
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 ...
Vulnerability of Schools in Puerto Rico to Tsunami Events Case Studies: Loíza, Mayaguez, and Toa Baja
(Polytechnic University of Puerto Rico, 2023-08-31)
This research extends the vulnerability analysis of schools to the municipalities of Loíza, Mayaguez, and Toa Baja. The analysis is
performed based on their evacuation time to reach a safe zone in a tsunami-like event. ...
Fabricating An Ionic Conductive-okra Based Hydrogel For Chronic Wound Healing
(Polytechnic University of Puerto Rico, 2023-08-31)
It has been reported that nearly 6.5 million people in the United States suffer from at
least one chronic wound in their lifetime. One of the community’s are affected by it
are people with diabetes mellitus. Hydrogel ...
Brownian dynamics simulation method for the study of anisotropic active Brownian particles
(Polytechnic University of Puerto Rico, 2023-08-31)
Colloidal or Brownian particles are tiny particles 1 µm to 10 nm) immersed in a Newtonian viscous fluid and subjected to Brownian motion This motion is due to thermal fluctuations of the fluid molecules that induce irregular ...
Analysis of the Mechanical Properties of Biomaterials found in Nature for the production of Bone Tissue Scaffold
(Polytechnic University of Puerto Rico, 2023-08-31)
During this investigation, the mechanical properties of three biomaterials found in nature (carrots, bamboo, and grapes) were evaluated to determine if they could serve as prototypes for a biocompatible, biodegradable, and ...
Fabrication and Characterization of 3D Printed Solid Oral Dosage Forms
(Polytechnic University of Puerto Rico, 2023-08-31)
The pharmaceutical industry has been positively impacted by the
3D printing technique. Nevertheless, it has been poorly investigated.
This study, was focused on fabricating solid oral dosage forms
manufactured with corn ...