Results
Displaying 157-168 of 274 Results
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PI Edward Poon
- Matrices and operators are ubiquitous throughout science, engineering, and mathematics; they are the transformations that arise whenever one studies a linear system (or approximates a nonlinear system by a linear one). Examples include rotations and reflections (rigid motions of space), spin operators (quantum mechanics and quantum computing), stress tensors (mechanics), regression and curve fitting (statistics and data analysis), derivatives and linear differential operators (dynamical systems), to name just a few. By studying various properties, relations, and transformations of matrices and operators one may obtain insight into a wide range of phenomena.
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PI Edwin Mierkiewicz
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The interstellar medium (ISM) plays a vital role in the ongoing cycle of stellar birth and death as well as galactic evolution. However the role of interstellar matter, from how its properties are influenced by stars to how, in turn, its properties influence star formation is poorly understood.
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PI Diane Zorri
CO-I Ann Phillips
CO-I Daniel Gressang
CO-I Matthew Sharp
CO-I Mihhail Berezovski
CO-I Rachel Silverman
CO-I Steven Master
- This project proposes a train-the-trainer professional development program for Volusia county’s secondary school educators to co-opt pedagogical tools and methods that challenge online violence mobilization narratives, increase awareness of violent extremist messaging and recruiting, and increase the capabilities of targeted populations to resist and counter messaging.
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PI Dorothea Ivanova
- The Department of Meteorology is involved in research on the North American (Mexican) Monsoon in Arizona and the U.S. Southwest.
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PI Joseph Keebler
CO-I Elizabeth Lazzara
- This meta-analysis attempts to understand the benefits of a structured communication process on patient, provider, and organizational outcomes. Studies have found that one of the most crucial points during a patient’s hospital stay is the transition of care between one or more providers, often referred to as a patient handoff. These brief interactions between providers are often especially vulnerable to communication breakdowns due to interruptions, omission of pertinent information by the sender or receiver of the information. To illustrate, upwards of 80% of severe, preventable medical errors have been attributed to miscommunication during handoffs. In other words, failures in communication during handoff are potentially responsible for the loss of hundreds of thousands of lives every year in the United States.
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Breast and colon cancer are the leading causes of death in developed countries (e.g., U.S.) and are highly associated with numerous risk factors including genetics, diet, obesity, cigarette smoking, hypertension, stress, and spaceflight stressors. Despite advances in the diagnosis and treatment of cancer, the mortality rates are still high and the potential mechanisms driving the metastatic potential of the cancer cells are still not well characterized.
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PI Neil Sullivan
CO-I Mark Ricklick
- This project is focused on the exploration and validation of numerical modeling techniques, for the simulation of supercritical jets in crossflow.
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PI Eric Coyle
CO-I Patrick Currier
- An investigation into strategies and techniques for maritime object detection and classification using visual and spatial data with an emphasis on sensor fusion.
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PI Victor Huayamave
- There is currently a lack of biomechanical quantification of growth and development because: (1) there is no generic musculoskeletal infant model, and (2) the lack of infant data in the literature.
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PI Sirish Namilae
CO-I Marwan Al-Haik
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This NSF-funded research will elucidate the role of interfacial kinematics and energetics in the evolution of inter-ply interfaces in composite structures during manufacturing. The research team will develop a novel experimental method for in-situ characterization of surface and interface deformations during composite processing, utilizing a customized commercial composite autoclave with a digital image correlation system. The surface strain and displacement measurements will be combined with ex-situ X-ray tomography and thermal characterization to map the interfacial thermomechanical response as a function of design and processing parameters. Additionally, the interfacial behavior will be engineered through the rapid and controlled growth of ZnO nanowires on carbon fibers to create a nanoscale interfacial component that increases the fiber bending resistance and creates an interlocking effect at the interfaces to mitigate defects propagation. The experimental research will be complemented by molecular dynamics simulations of the sliding of amorphous polymer interfaces and mesoscale simulation of flow in porous media. This comprehensive approach of in-situ characterization, interface design, and modeling will lead to a fundamental understanding of the ply movement during composite manufacturing and development of methods to reduce the occurrence of processing-induced defects.
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CO-I Pedro LLanos
CO-I Sathya Gangadharan
- Embry-Riddle Aeronautical University and Carthage College proposed a technology demonstration that has several advantages over passive slosh control. Relative to slosh baffles, the proposed MAPMD technology has a lower total mass, a much higher degree of surface wave suppression, and less volumetric intrusion into the tank. The MAPMD concept also is optimized for cylindrical tanks (unlike elastomeric diaphragms, which work only in spherical pressure vessels), and currently requires no structural design changes to existing cylindrical propellant tanks.