NMR r1- and r2-relaxivities at B0 = 1.5 T of single-core sample T2 (30 nm), and T3 (36 nm) together with values taken from Modo 2007 (ref. 43) for the liver contrast agent Resovist® (multi-core system, and bimodal size distribution).
System | d c, nm | B 0, T | r 1, L mol−1 s−1 | r 2, L mol−1 s−1 | r 2/r1 |
---|---|---|---|---|---|
T2 | 30 | 1.5 | 8.8(1) | 289(8) | 33 |
T3 | 35 | 1.5 | 2.9(1) | 59(1) | 20 |
Resovist® (multi-core) | 5, 24 | 1.5 | 7.4 | 95 | 13 |