| Group News! | About the Group |
July1 2009 - International Research Collaboration Agreement between Western and Univesity of Padua signed May 2009 - Kurt, Brandon and Hossein attend and present at the CSC conferene in Hamilton May 2009 - Kristen Snell joins the group as a MSc student April 2009 - Soo Lee joins the group from France for a 4 month exchange March 2009 - Jun gets his PhD |
Our group utilizes a variety of electrochemical and photochemical experimental techniques in our general efforts aimed at delineating the factors that control the mechanisms and dynamics of organic reactions occurring in homogeneous solution and in heterogeneous, ordered environments. Our main research interest is directed towards incorporating solution phase photochemical, electrochemical and thermal reaction systems into the structure of self-assembled monolayers on electrode, nanoparticle and other metallic surfaces. The impetus lies in the fact that organic modified nanoparticles and electrodes have important technological implications because of their enormous potential in a variety of material and device applications. Our objectives are i) to develop strategies to exploit the photo-, electro- and thermal chemical reactions of these systems to serve as probes to aid in our basic understanding of the mechanistic factors that control molecular interactions and organic reactions at organized monolayer interfaces, and ii) to develop new and selective ways of adding (or removing) functionality to these monolayers. Another key area of interest is the study of the reactions of radical ions (charged species formed when a neutral organic molecule gains or loses a single electron). The reactivity of these radical anion and radical cation intermediates is relevant in all areas of chemistry and biochemistry. We are one of only a few groups in Canada who use organic electrochemistry for studies of reaction mechanisms. Our capability to combine both the electrochemical and photochemical methods facilitates the generation and study of the kinetics and thermodynamics of the reactions of radical ions that are important in biological and material applications. The research in the group is inherently multidisciplinary and students gain experience with the principles and techniques used in the areas of physical-organic chemistry, organic electrochemistry, organic photochemistry and photophysics and aspects of materials chemistry. During the course of any project a student will also gain some experience in synthetic chemistry and become experts in more traditional analytical and spectroscopic techniques, such as NMR spectroscopy, IR spectroscopy, fluorescence spectroscopy, Uv-vis absorption spectroscopy, Mass spectroscopy, gas chromatography, HPLC, etc. Additionally, experience will be gained in materials characterization methods including TEM, TGA, DSC, surface IR etc.
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Contact
Mark S. Workentin, Ph.D.
Professor of Chemistry
T: (519) 661-2111 (86319)
E: mworkent@uwo.ca
Department of Chemisty
The University of Western Ontario
London, Ontario, Canada
N6A 5B7

