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Table 1 Average crystallite size (nm), band gap energy (eV), BET surface area (m2 g− 1) and mean pore diameter (nm) of each catalyst

From: Enhanced photocatalytic performance of Nb doped TiO2/reduced graphene oxide nanocomposites over rhodamine B dye under visible light illumination

Photocatalyst Crystallite size (nm) Band gap energy (eV) BET surface area (m2 g− 1) Mean pore diameter (nm) Pore volume (cm3 g− 1)
NT 58.2 2.98 209 5.62 0.29
NTG1 30.7 2.68 250 4.03 0.25
NTG5 29.6 2.62 257 4.24 0.28
NTG10 31.7 2.52 238 3.79 0.23