2023-11-06
The number of recommended nominees in each year may not exceed one-half percent of the then current membership of the American Physical Society, excluding student members. It is a prestigious recognition by Professor Chang's peers of the outstanding contributions he has made to physics.
Here is the citation that will appear on certificate:
“For pioneering contributions to the development of the spin-echo NMR technique for cancer detection, for fundamental understanding of the physical basis of contrast generating mechanisms in MRI, and for demonstrating how powerful the technique could be.”