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Table 1 The main characteristics of mesoporous silica SBA-15 and Pd/SBA-15 composites: S BET , specific surface area (m 2 /g), V p , pore volume (cm 3 /g), D p , average pore diameter (nm)

From: Methyl oleate deoxygenation for production of diesel fuel aliphatic hydrocarbons over Pd/SBA-15 catalysts

Samplea Actual Pd contentb(wt<) ScBET(m2/g) Vpd(cm3/g) Dpd(nm) Pd dispersione(<)
SBA-15-N - 783 0.88 5.6 -
3.8 wt< Pd/SBA-15-N 3.2 482 0.81 6.4 39.0
SBA-15-S - 561 0.68 5.6 -
3.8 wt< Pd/SBA-15-S 3.7 432 0.67 6.0 19.0
  1. SBA-15-N: necklacelike SBA-15; SBA-15-S: spherelike SBA-15.
  2. aNominal palladium loading.
  3. bDetermined by ICP-MS.
  4. cCalculated by BET method.
  5. dCalculated from adsorption branch by BJH method.
  6. eMeasured by H2 chemisorption.