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Fig.14
Mechanism diagram of photocatalytic H2O2 production under visible light of PBCN10⁃D
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Fig.13
Effect of capture agent on H2O2 performance of PBCN10⁃D in visible light(A) and EPR spectra of DMPO⁃•O2- on PBCN10⁃D photocatalysts under visible light(B)a. PBCN10⁃D; b. AgNO3+PBCN10⁃D; c. (NH4)2C2O4+PBCN10⁃D; d. IPA+PBCN10⁃D; e. Vitamin C+PBCN10⁃D.
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Fig.12
Band structure diagram of BCN and PBCN10⁃D
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Fig.11
Mott⁃Schottky curves of BCN(A), PBCN10(B) and PBCN10⁃D(C)Cs: interfacial capacitance.
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Fig.10
VB⁃XPS spectra of BCN, PBCN10 and PBCN10⁃D
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Fig.9
UV⁃Vis diffuse reflectance spectra(UV⁃Vis DRS) of BCN, PBCN x and PBCN x ⁃D(A), Tauc band gap maps of PBCN x (B) and PBCN x ⁃D(C)
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Table 1
Comparison for H2O2 production with other photocatalysts
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Fig.8
H2O2 performances of BCN, PBCN x (x=1, 5, 10, 15)(A) and BCN and PBCN x ⁃D(x=1, 5, 10, 15)(B) in visible light
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Fig.7
Photoluminescence spectra of BCN, PBCN x and PBCN x ⁃D(x=1, 5, 10, 15)
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Fig.6
Transient photocurrent curves(A) and electrochemical impedance spectra(B) of BCN, PBCN x and PBCN x ⁃D(x=1, 5, 10, 15)
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Fig.5
N2 adsorption⁃desorption curves(A) and pore size distributions(B) of the BCN, PBCN10 and PBCN10⁃D
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Fig.4
TEM images of BCN(A), PBCN10(B) and PBCN10⁃D(C)
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Fig.3
C1s (A), N1s (B) and survey(C) XPS spectra of BCN, PBCN10 and PBCN10⁃D
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Fig.2
FTIR spectra of BCN, PBCN x (x=1, 5, 10, 15)(A) and BCN and PBCN x ⁃D(x=1, 5, 10, 15)(B)
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Fig.1
XRD patterns of BCN, PBCN x (x=1, 5, 10, 15)(A) and BCN, PBCN10 and PBCN10⁃D(B)
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Fig.11
In⁃situ DRIFTS(A) and the reaction mechanism(B) of g⁃C3N x /CdS/Ti3C2⁃20% for photocatalytic NO removal
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Fig.10
EPR spectra of •O2‒ (A, D), 1O2(B, E), •OH(C, F) of CdS(A—C) and g-C3N x (D—F)
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Fig.9
EPR spectra(A) and O2⁃TPD plots of different samples(B), and capture experiment results(C), EPR spectra of •O2‒ (D), 1O2(E), •OH(F) of g⁃C3N x /CdS/Ti3C2⁃20%
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Fig.8
Band gap(A, C) and Mott⁃Schottky curves(B, D) of g⁃C3N x (A, B) and CdS(C, D)
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Table 2
Kinetics parameters of emission decay of g-C3N x, CdS and g-C3N x /CdS/Ti3C2-20%
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