Calcination temperature

(˚C)

d_a (nm)

Met-TiO₂

Met-TiP/0.01

Met-TiP/0.1

Iso-TiP/0.1

350

8

-^a

-^a

-^a

450

11

6

6

-^a

550

24

15

8

9

650

R

19

8

11