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. 2021 Apr 28;6(18):11840–11848. doi: 10.1021/acsomega.0c06054

Table 1. Composition of Crystal Phases in Double-Heterojunction Photocatalystsa.

crystal phase 10% WO3 20% WO3 30% WO3
TiO2 rutile 45.6 (223 nm) 10.1 8.1
TiO2 anatase 48.6 (45 nm) 81.7 (39 nm) 76.7 (38 nm)
WO3 monoclinic 5.8 8.2 15.2
a

The numbers in parentheses indicate the crystallite size.