Fig. 2: Surface structure characterization of photocatalysts. | Nature Communications

Fig. 2: Surface structure characterization of photocatalysts.

From: Charge redistribution of a spatially differentiated ferroelectric Bi4Ti3O12 single crystal for photocatalytic overall water splitting

Fig. 2

a TEM image of BTO-2. b HRTEM image of yellow frame in α1 area of (a). c HRTEM image of red frame in α2 area of (a). d SAED pattern of purple circle in β1 area of (a). e SAED pattern of blue circle in β1 area of (a). f High-resolution XPS spectra of Ti 2p. g High-resolution XPS spectra of Bi 4 f.

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