• Analytical Chemistry
• Environmental Chemistry
• Food Chemistry and Food Safety
• Mass Spectrometry
• Analytical Separations
• Water Quality/ Water Pollutants
• Air Quality/ Air Pollutants

Hsu, Jason, Mohamed SE Houache, Yaser Abu-Lebdeh, Reagan A. Patton, Marcelo I. Guzman, and Hind A. Al-Abadleh. "In Situ Electrochemistry of Formate on Cu Thin Films Using ATR-FTIR Spectroscopy and X-ray Photoelectron Spectroscopy." Langmuir (2024).

Mantha, Madhavi, Kevin M. Kubachka, John R. Urban, Jana L. Brueggemeyer, Lisa A. Kaine, and Reagan A. Patton. "Using Liquid Chromatography—Isotope Ratio Mass Spectrometry for Detection of Economically Motivated Adulteration of Maple Syrup." Journal of AOAC International 107, no. 1 (2024): 69-76.

Reagan Patton Witt and Marcelo I. Guzman. "Coal Ash Triggers an Elevated Temperature Landfill Development: Lessons from the Bristol Virginia Solid Waste Landfill Neighboring Community." MDPI 11, 201 (2024): 1-31.  https://www.mdpi.com/2076-3298/11/9/201 

• Reagan Patton, Marcelo Guzman, Iodinated Disinfection By-Products (I-DBPs) in Urban Wastewaters, INFEWS Food, Energy, and Water Symposium, Lexington, Kentucky, USA, December 2022.
• Reagan Patton, Marcelo Guzman, Impact of Elevated Temperature Landfills on Neighboring Communities, ACS National Spring Conference, Division of Environmental Chemistry, Methane at the Crossroads Symposium, Indianapolis, Indiana, USA, March 2023.
• Reagan Patton, Marcelo Guzman, Ozonolysis of Phenolic Aldehydes, INFEWS Food, Energy, and Water Symposium, Lexington, Kentucky, USA, December 2022.
• Reagan Patton, Marcelo Guzman, Degradation of Phenolic Aldehyde Pollutants in Water, Kentucky Water Resources Research Institute Symposium, Lexington, Kentucky, USA, September 2022
• Reagan Patton, Marcelo Guzman, Ozonolysis of Phenolic Aldehydes in Water, ACS National Fall Conference, Division of Environmental Chemistry, Advanced Oxidation/Reduction Processes for Water & Wastewater Treatment: Progress & Challenges Symposium, Chicago, Illinois, USA, August 2022.
• Reagan Patton, Marcelo Guzman, Ozonolysis of Phenolic Aldehydes, INFEWS Food, Energy, and Water Symposium, Lexington, Kentucky, USA, December 2021.
• Madhavi Mantha​, Kevin Kubachka, John Urban, Lisa Kaine, Jana Brueggemeyer and Reagan Patton, Comparison Studies of Adulteration in Honey, Lemon Juice and Maple Syrup Using CRDS and IRMS, Pittcon Conference, Chicago, Illinois, USA, March 2020.