Carbon nitride nanosheets magnetically decorated with Fe3O4 nanoparticles by homogeneous precipitation: adsorption-photocatalytic performance and acute toxicity assessment

Author(s):  
Eliane V. Rosa ◽  
Maria L. Fascineli ◽  
Izabel C.R. da Silva ◽  
Marcelo O. Rodrigues ◽  
Juliano A. Chaker ◽  
...  
Catalysts ◽  
2018 ◽  
Vol 8 (9) ◽  
pp. 366 ◽  
Author(s):  
Hongwei Wang ◽  
Guiqing Huang ◽  
Zhiwei Chen ◽  
Weibing Li

In this study, we prepared carbon self-doped carbon nitride nanosheets through a glucose synergic co-condensation method. In the carbon self-doped structure, the N atoms in the triazine rings were substituted by C atoms, resulting in enhanced visible-light photocatalytic hydrogen production, which is three-times higher than that of bulk carbon nitride. The enhanced photocatalytic hydrogen production was attributed to the higher charge-carrier transfer rate and widened light absorption range of the carbon nitride nanosheets after carbon self-doping. Thus, this work highlights the importance of carbon self-doping for improving the photocatalytic performance. Meanwhile, it provides a feasible method for the preparation of carbon self-doped carbon nitride without destroying the 2D conjugated backbone structures.


Solar RRL ◽  
2020 ◽  
Vol 4 (8) ◽  
pp. 2000017 ◽  
Author(s):  
Neeta Karjule ◽  
Jesús Barrio ◽  
Ayelet Tashakory ◽  
Menny Shalom

2019 ◽  
Vol 3 (7) ◽  
pp. 1764-1775 ◽  
Author(s):  
Islam A. Abdelhafeez ◽  
Qiufang Yao ◽  
Cixuan Wang ◽  
Yiming Su ◽  
Xuefei Zhou ◽  
...  

Fabrication of few-layered polymeric carbon nitride (PCN) photocatalysts have attracted increasing attention owing to their substantial enhancement of the photocatalytic performance.


RSC Advances ◽  
2017 ◽  
Vol 7 (59) ◽  
pp. 37185-37193 ◽  
Author(s):  
Chengkong Fan ◽  
Jilin Miao ◽  
Guangqing Xu ◽  
Jiaqin Liu ◽  
Jun Lv ◽  
...  

Well-scattered g-C3N4 nanosheets obtained using a liquid stripping possess much higher photocatalytic performance than bulk g-C3N4.


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