Preparation of by Spray Pyrolysis and Evaluation of Apparent Photocatalytic Activity for Hydrogen Production from Water
Figure 6
SEM images of NaTaO3 powders synthesized by spray pyrolysis with variation of spray pyrolysis
temperature: (a) 973 K, (b) 1073 K, (c) 1173 K, (d) 1273 K (mean residence time = 1.80 seconds, precursor preparation temperature = 333 K, precursor
concentration = 0.125 M, carrier gas (air) flow rate = 5 L/min, Na/Ta = 1.00).
(a)
(b)
(c)
(d)
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