Continuous Wave MRI of Heterogeneous Materials Andrew J. Fagan*, Gareth R. Davies, James M.S. Hutchison, David J. Lurie Department of Bio-Medical Physics and Bio-Engineering, University of Aberdeen, Foresterhill, Aberdeen AB25 2ZD, U.K. *To whom correspondence should be addressed Telephone number: +44 1224 552861; fax number: +44 1224 685645 e-mail a.fagan@biomed.abdn.ac.uk A.J. Fagan et al., Continuous Wave MRI of Heterogeneous Materials, page 1 of 24