Dissertation Defense – Kara Nell, July 15th Posted on July 12, 2016September 7, 2018 by Leah O'Brien Good luck to Kara Nell as she defends her thesis for her PhD in Chemistry! Friday, July 15, 2016 10:00 AM in 331 Klamath Hall The title of her thesis is “Functionalized Nanostructured Silicas for Trace Collection from Natural Waters.”