Dorian M. Hatch               Retired Professor, Physics and Astronomy              Brigham Young University How to Reach Me!  Postal Mail: Department of Physics and Astronomy Brigham Young University Provo, Utah 84602  Email:  hatchd@byu.edu  Office:  N350 ESC  Office Phone:  (801) 422-2427  Department Phone:  (801) 422-4361  FAX:  (801) 422-0553     Biography         Research     Publications     BYU Homepage Physics & Astronomy