Supporting Information

Metal–free Black Phosphorus Nanosheets–Decorated Graphitic Carbon Nitride

Nanosheets with C–P Bonds for Excellent Photocatalytic Nitrogen Fixation

Pengxiang Qiu1, Chenmin Xu1, Ning Zhou, Huan Chen*, Fang Jiang*

Key Laboratory of Jiangsu Province for Chemical Pollution Control and Resources

Reuse, School of Environmental and Biological Engineering

Nanjing University of Science and Technology

Nanjing, Jiangsu 210094 (P. R. China)1 These authors contributed equally to this work.

* Corresponding author, E-mail: hchen404@njust.edu.cn, fjiang@njust.edu.cn

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Figure S1 The XRD pattern of 0.05BPCNS–WC.

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Figure S2 a) The TEM image of 0.05BPCNS. b) The TEM-EDX mapping image

of 0.05BPCNS. The black phosphorus is marked with red line.

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Figure S3 The effect of Pt amount on the photocatalytic nitrogen fixation activity.

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Figure S4 Activity of photocatalytic Cr(VI) reduction on CN, CNS, 0.05BPCNS–

WC, Pt–CNS, and BPCNS.

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Figure S5 The 31P NMR spectra of 0.05BPCNS–WC.

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Figure S6 The UV–vis DRS spectra of 0.05BPCNS, 0.05BPCNS–WC, and Pt–

CNS.

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Figure S7 EIS Nyquist plots for CNS and 0.05BPCNS.

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Figure S8 Polarization curves of CNS and 0.05BPCNS.

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