The visualisation of the distribution of nuclear spins (usually water) in
a body by using a magnetic field
gradient (
NMR imaging). A similar
technique, but less widely used, is to visualise the distribution of
paramagnetic centres (
EPR imaging).
Source:
PAC, 1997, 69, 1251
(Glossary of terms used in bioinorganic chemistry (IUPAC Recommendations 1997))
on page 1284