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Mostrando ítems 31-40 de 2055
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 ...
Implementación de un sistema de ejecución en el área de manufactura para la reducción de desviaciones
(Polytechnic University of Puerto Rico, 2021)
Las industrias están comenzando a modernizar sus instalaciones debido a la alta demanda y las exigenciasde las agencias reguladoras. Para cumplir con los estándares de calidad, las ...
Piedras Blancas Landslide: Mitigation Works
(Polytechnic University of Puerto Rico, 2009)
Abstract - The Puerto Rico Highway and Transportation Authority has conducted since the 1980s several geotechnical investigations about the Piedras Blancas Landslide in the Municipality of San Sebastian. This landslide has ...
IT Governance and Internal Controls to Comply with Laws and Regulations
(Polytechnic University of Puerto Rico, 2013)
Laws and Regulations affect how
Organizations conduct their day to day operations.
Before implementing any type of procedures,
organizations must be aware of these regulations. In
those cases were procedures are ...
Nitrogen and BOD Removal from Municipal Wastewater Using a Constructed Vegetate Plug Flow Multiple Stages Series System
(Polytechnic University of Puerto Rico, 2012)
Abstract - Most wastewaters contain nitrogenous compounds that have given rise to various negative phenomena in water environments, such as growth of algae causing eutrophication with damage to aquatic life, being toxic ...