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. 2020 Sep 1;5(36):22993–23001. doi: 10.1021/acsomega.0c02602

Table 1. Structural Parameters of As-Prepared Mesoporous Silicas and Mesoporous Silicas After Immersion in a 0.1 M Phosphate Buffer Solution (PBS, pH 7.0).

  conditions DBJHa/nm ABETb/m2 g–1 Vpc/cm3 g–1 d100d/nm Vmesoe/cm3 g–1
SBA79 as-prepared 7.9 763 1.05 102 0.60
SBA53 as-prepared 5.3 651 0.64 87 0.40
SBA39 as-prepared 3.9 920 1.05 57 0.99
SBA79 PBS 7.9 581 0.87 102 0.47
SBA53 PBS 5.4 420 0.56 86 0.38
SBA39 PBS 3.4 679 0.64 56 0.60
a

BJH pore diameter.

b

Brunauer–Emmett–Teller (BET) surface area.

c

Single-point adsorption total pore volume of pores at around p/p0 = 0.97.

d

d100 spacing determined by SAXS.

e

Mesopore volume calculated by t-plot analysis.