sentences:  Dalal has synthesized a substance known as Fe8, one of the strongest magnets known, to make new kinds of medical imaging possible.He has written or co-written more than 400 publications for peer-reviewed journals that have been cited more than 7,000 times.He is the co-principal investigator on a National Science Foundation grant award investigating photoresponsive molecules that can translate the action of heat, pressure, or light irradiation into substantial changes in the magnetic and structural properties of materials.