Figure 4

ToF-SIMS chemical imaging for Ti+ immobilized in (A) OPTB, (B) OPTB + n-TiO2, (C) OPTB + N_TiO2 and (D) N_F_TiO2. Mass spectrum analysis for TiN+ is shown in (E).
ToF-SIMS chemical imaging for Ti+ immobilized in (A) OPTB, (B) OPTB + n-TiO2, (C) OPTB + N_TiO2 and (D) N_F_TiO2. Mass spectrum analysis for TiN+ is shown in (E).