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Spring 2010
McKnight-Whitford, Anthony Nicholai
Arsenic is a widespread environmental contaminant whose toxicity depends on its valence and its chemical form. Arsenic species have been typically determined using high pressure liquid chromatography coupled to inductively coupled plasma mass spectrometry (HPLC-ICPMS), however ICPMS cannot...
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Fall 2014
An organoarsenic compound, 3-nitro-4-hydroxyphenyl arsenic acid (also known as Roxarsone), has been used as a feed additive. Roxarsone was approved by the Food and Drug Administration (FDA) to control diseases in poultry, and to improve weight gain, feed efficiency, and meat pigmentation....
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Fall 2022
The presence of arsenic in e-liquids of electronic cigarettes has rarely been studied and the few studies that have investigated the presence of arsenic have found either very low, or undetectable concentrations. Additionally, the individual species of arsenic have not been thoroughly explored...
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Spring 2016
This thesis is concerned with NMR studies of solids containing NMR-active quadrupolar nuclei typically overlooked due to their unfavorable NMR properties, particularly moderate to large nuclear electric quadrupole moments. It is shown that <sup>75</sup>As, <sup>87</sup>Sr, and...