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Full-Text Articles in Physical Sciences and Mathematics

Field And Smog Chamber Studies Of Agricultural Emissions And Reaction Products, Derek J. Price May 2010

Field And Smog Chamber Studies Of Agricultural Emissions And Reaction Products, Derek J. Price

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Agricultural emissions are an important contributor to atmospheric aerosol. These emissions include nitrogen containing organic compounds, primarily as amines, which have not been well investigated to date. Although there have been several studies that have looked at the emission of gas phase amines, there are only a few studies that have focused on ambient amine-based aerosol. There have also only been a handful of smog chamber studies that have investigated amine aerosol chemistry. Kinetic studies have looked at the reactions of amines with OH and ozone. However, amine reactions with nitrate radical (NO3) are not well understood. Several …


Evaluation Of Constant Voltage Chamber Modifications, Justin Dekany Apr 2010

Evaluation Of Constant Voltage Chamber Modifications, Justin Dekany

Senior Theses and Projects

Determining the electrical properties of highly insulating materials can be a challenging task. These materials are designed to greatly resist the flow of electrical current making them useful in the construction of spacecraft. Due to the fact that satellites are isolated from ground, charging caused by the plasma environment found in typical orbital radii (1) is of concern to the designers of modern spacecraft (2). The Utah State University Materials Physics Group Constant Voltage Chamber (CVC) has been designed to measure extremely low currents and low conductivity. Over the last five years, many changes have been made to improve the …