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Full-Text Articles in Physics

Novel Data Analysis Methods In Multi-Channel And Multi-State Binding Experiments, Joseph Tibbs, Elizabeth Boehm, Wayne Bowie, Todd Washington, Maria Spies, Ali Tabei Apr 2019

Novel Data Analysis Methods In Multi-Channel And Multi-State Binding Experiments, Joseph Tibbs, Elizabeth Boehm, Wayne Bowie, Todd Washington, Maria Spies, Ali Tabei

Research in the Capitol

Single-Molecule studies use advanced microscopy techniques to view biomolecules, such as proteins and DNA, individually. On a slide, fluorescently-labeled molecules are immobilized and imaged using lasers, and the patterns of fluorescence can give important information about the interactions of multiple molecules. To extract this information, advanced, customizable data analysis tools must be created. The first goal is to create a method to robustly normalize (correct for brightness) single-channel fluorescence data. The second goal is to extend pattern recognition of binding order to multi-state and multi-channel binding patterns. The KERA 3.0 suite links creative pattern-recognition and normalization techniques with the abilities …


Influence Of Sonication Parameters On The Morphology Of Nanocellulose Aerogels, Dexter Cox, Tim Kidd Apr 2019

Influence Of Sonication Parameters On The Morphology Of Nanocellulose Aerogels, Dexter Cox, Tim Kidd

Research in the Capitol

Nanocellulose is a renewable and biocompatible material that has a tensile strength similar to aluminum, is stiffer than Kevlar, and has a strength to weight ratio eight times that of stainless steel. There has been a range of studies on nanocellulose materials for potential use as a low-calorie food substitute, biomedical wound dressings, and as a structural component for buildings. Throughout this research experiment, nanocellulose aerogels of different mass compositions were created through a mechanical process using an ultrasonic processor with a titanium probe attachment. The purpose of this study was to develop a method that reduces the amount titanium …


First Principles Study Of Surface States And Tetragonal Distortion In Half Metals, Sam Prophet, Rishabh Dalal, Parashu Kharel, Pavel Lukashev Apr 2019

First Principles Study Of Surface States And Tetragonal Distortion In Half Metals, Sam Prophet, Rishabh Dalal, Parashu Kharel, Pavel Lukashev

Research in the Capitol

Magnetic materials have been an increasingly popular area of research over the past decade. Half-metallic materials, in particular, are of specific interest due to their high degree of spin-polarization. One application of these materials that is of interest is spintronics. Electronics utilize the electric charge of electrons, while spintronics utilizes the spin of these electrons instead. Half-metals are very promising for this application, as they generally hold their magnetic properties up to high temperatures, and are relatively cheap compared to other metals. The following research has two goals for two different half metals. Firstly, identify the so called ‘surface properties’ …