Fig. 3: Promoting effect of VDWGs on exciton binding energy and, consequently, on electron–hole separation. | Nature Communications

Fig. 3: Promoting effect of VDWGs on exciton binding energy and, consequently, on electron–hole separation.

From: Van Der Waals gap-rich BiOCl atomic layers realizing efficient, pure-water CO2-to-CO photocatalysis

Fig. 3

a, b PL of BOC-VDWGs-AL (a) and BOC-VDWGs-76 (b) as a function of operation temperature. c Comparisons of Eb and VDWG coverage percentage of BOC-VDWGs-AL, CBOC-VDWGs, and BOC-VDWGs-76. d Comparisons of Eb of BOC-VDWGs-AL and some representative layered photocatalysts. e Time-resolved PL of BOC-VDWGs-AL and BOC-VDWGs-76. f, g Transient photocurrent responses (f) and bulk charge separation efficiencies (g) of BOC-VDWGs-AL, CBOC-VDWGs, and BOC-VDWGs-76.

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