Listar Undergraduate Research Program for Honor and Outstanding Students por título
Mostrando ítems 25-44 de 67
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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 ... -
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 ... -
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 ... -
The Evaluation of the National Operational Excellence Index impact over the Private Sector Sustainability in Puerto Rico
(Polytechnic University of Puerto Rico, 2018)During the past decade, the World Forum Competitive Index (WFCI) from the Island has dropped from 36 (2008) to 32 (2015). This drop is being aligned with the loss of resources from federal tax laws and high utilities/ ... -
An Exploratory Study on the Development of Algae-Based Biodegradable Polymer Composite Structures Via Selective Laser Sintering
(Polytechnic University of Puerto Rico, 2023-08-31)In response to climate change and agricultural runoff affecting the Amazon River, significant accumulations of brown macroalgae, Sargassum, have been observed along the South Coast of North America and the Caribbean since ... -
Exploring Solutions to Fast Fashion: Development of Sustainable Fabrics Made from Bacterial Cellulose Grown in a Novel Seaweed-Based Medium
(Polytechnic University of Puerto Rico, 2023-08-31)This research project explores innovative solutions to address two environmental concerns: the detrimental impact of fast fashion on the environment and the widespread macroalgae bloom. The proposed approach involves the ... -
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 ... -
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 ... -
Fabrication and Characterization of Novel Mycelium Based Composite Materials
(Polytechnic University of Puerto Rico, 2023-08-31)This investigations focuses on characterizing innovative mycelium based composite material The goal is to create sustainable and biodegradable packaging materials that combat waste accumulation By comparing Pleurotus ... -
From Bio Waste to Bone Substitute: 3D Printing Assisted Fabrication of Scaffolds Containing High Concentrations of Eggshell Derived Hydroxyapatite
(Polytechnic University of Puerto Rico, 2022-10-13)Autografts are the gold standard for bone repair interventions due to their osteoinductive and osteoconductive properties Unfortunately, this technique entails important drawbacks such as limited availability and donor ... -
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 ... -
From Brown Tides to 3D Printers: Fabrication & Characterization of Novel Sargassum Based Polymer Composite Filaments for 3D Printing
(Polytechnic University of Puerto Rico, 2024-09-18)Study the effect of the Sargassum weight percent (wt of the pellets on the printability, microstructure, and thermal mechanical properties of the fabricated polymer composites -
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 ... -
Glow Discharge Plasma Sterilization of Prokaryotic Microorganism Through Electrostatic Plasma
(Polytechnic University of Puerto Rico, 2020-11-13)Plasma is the fourth state of the matter In this state the matter has enough energy to delocalize the subparticles of the atoms that make up the material At the subatomic level plasma is a mixture of highly energized ... -
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 ... -
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 ... -
Heart Disease Detection Using Machine Learning Models
(Polytechnic University of Puerto Rico, 2023-08-31)Heart disease, that is, the set of various health complications that negatively affect the heart, is currently one of the main causes of worldwide deaths in human beings. For instance, in the United States (US), it has the ... -
Improving Operational Efficiency and Downtime Reduction: Applying Lean Six Sigma in Material Recovery Facilities
(Polytechnic University of Puerto Rico, 2023-08-31)In response to challenges within the solid waste industry, this research focused on enhancing Material Recovery Facility (MRF) operations using Lean Six Sigma. Employing the DMAIC framework, the study tackled recurring ... -
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 ... -
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 ...