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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 ...
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 ...
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 ...
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 ...
Energy harvesting of the human body via piezoelectric & thermoelectric principles
(Polytechnic University of Puerto Rico, 2021-09-17)
This research aims to delve into energy alternatives for
biomedical applications by utilizing waste energy from our
bodies. The focus of this study is based on two types of
energy harvesting: Piezoelectric and ...
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 ...
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 ...
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 ...