Acknowledgments

First I would like to thank Jeff Sonier for his patience and excellent supervision on this thesis. His support in helping me navigate through the intricate physics greatly enhance my learning experience. I am grateful for the insightful comments from Jess Brewer on this thesis. I thank the following people for their assistance in setting up and running this experiment: Robert Kiefl, Graeme Luke, Patrick Kyriakou, Roger Miller, Chris Wiebe, Scott Stubbs and the TRIUMF technical staff: including Donald Arseneau, Bassam Hitti and Syd Kreitzman. I thank Richard Greene and Patrick Fournier for providing the single crystals which made this experiment possible. Special thanks to Ruixing Liang for his assistance with the magnetization measurements.