Figure 3From: A systematic study of core size and coating thickness on manganese-doped nanocrystals for high T2 relaxivity as magnetic resonance contrast agent Characterization of MnMNCs. (a) X-ray powder diffraction patterns and (b) mass magnetization (M) as a function of applied external field (H) measured at 300 K for MnMNC6 (blue) and MnMNC12 (red).Back to article page