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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Small. 2011 Nov 9;7(24):3519–3528. doi: 10.1002/smll.201100521

Table 1.

Properties of Gd-functionalized MSN materials.

Sample SBET [m2 g−1] DBJH [nm] ξ-potential [mV] Z-average [nm] PDI Δ Weight loss [%]
AP–MSNs 1535 4.6 +14.0 ± 0.9 1262 0.149 3.4
Gd–MSNs 1384 3.8 −3.8 ± 0.5 3068 0.376 17.5
PEG–Gd–MSNs 872 3.6 −3.3 ± 0.5 145.7 0.380 6.2
AA–Gd–MSNs 793 3.8 −2.3 ± 0.8 158.7 0.350 2.7