Fig. 1: Carbon nitride film preparation from thiourea (CNT). | Nature Communications

Fig. 1: Carbon nitride film preparation from thiourea (CNT).

From: Direct growth of uniform carbon nitride layers with extended optical absorption towards efficient water-splitting photoanodes

Fig. 1

a The proposed synthesis process of CNT film on FTO (the corresponding physical photos are shown within the dotted line). b Top-view SEM image of the thiourea film on FTO. c Cross-sectional SEM image of a 3-layer thiourea film on FTO (inset: a magnified SEM image of the squared area). d XRD patterns of clean FTO, thiourea powder, and thiourea film on FTO.

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