Recent trends in Bi-based nanomaterials: challenges, fabrication, enhancement techniques, and environmental applications

• Vishal Dutta,
• Ankush Chauhan,
• Ritesh Verma,
• C. Gopalkrishnan and
• Van-Huy Nguyen

Beilstein J. Nanotechnol. 2022, 13, 1316–1336, doi:10.3762/bjnano.13.109

• of one semiconductor to the VB of the other in an S-scheme heterojunction photocatalyst due to an IEF that typically exists at the interface of the two semiconductors [104]. Lately, Xu et al. reported the fabrication of a MoS2/BiVO4 heterojunction via solvothermal and electrospinning techniques [105

Spindle-like MIL101(Fe) decorated with Bi₂O₃ nanoparticles for enhanced degradation of chlortetracycline under visible-light irradiation

• Chen-chen Hao,
• Fang-yan Chen,
• Kun Bian,
• Yu-bin Tang and
• Wei-long Shi

Beilstein J. Nanotechnol. 2022, 13, 1038–1050, doi:10.3762/bjnano.13.91

• novel heterojunction photocatalyst composed of 0D Bi2O3 nanoparticles and 3D spindle-shaped MIL101(Fe) was prepared via a facile solvothermal method. Compared with pure Bi2O3 and MIL101(Fe), the BOM-20 composite with optimal Bi2O3-to-MIL101(Fe) ratio shows significantly enhanced photocatalytic activity

Construction of a 0D/1D composite based on Au nanoparticles/CuBi₂O₄ microrods for efficient visible-light-driven photocatalytic activity

• Weilong Shi,
• Mingyang Li,
• Hongji Ren,
• Feng Guo,
• Xiliu Huang,
• Yu Shi and
• Yubin Tang

Beilstein J. Nanotechnol. 2019, 10, 1360–1367, doi:10.3762/bjnano.10.134

• visible-light irradiation. Trapping of reactive species during the photodegradation of TC over 2.5 wt % Au/CBO composite under visible-light irradiation. Possible photocatalytic reaction mechanism of the 0D/1D Au/CBO heterojunction photocatalyst during TC degradation under visible-light irradiation

Ag₂WO₄ nanorods decorated with AgI nanoparticles: Novel and efficient visible-light-driven photocatalysts for the degradation of water pollutants

• Shijie Li,
• Shiwei Hu,
• Wei Jiang,
• Yanping Liu,
• Yu Liu,
• Yingtang Zhou,
• Liuye Mo and
• Jianshe Liu

Beilstein J. Nanotechnol. 2018, 9, 1308–1316, doi:10.3762/bjnano.9.123

• . The active species trapping experiment reveals that active species (O2•− and h+) dominantly contribute to RhB degradation. The AgI/Ag2WO4 heterojunction photocatalyst characterized in this work holds great potential for remedying environmental issues due to its simple preparation method and excellent

• the CB of AgI (and more holes left behind in the valence band (VB)) could readily attack the pollutant molecules, resulting in the remarkable photocatalytic performance of AgI/Ag2WO4. Conclusion In summary, a novel heterojunction photocatalyst comprised of AgI nanoparticle-decorated Ag2WO4 nanorods

• between AgI and Ag2WO4. This work not only offers a high-efficiency AgI/Ag2WO4 heterojunction photocatalyst, but also provides new inspiration for the development of visible-light-driven Ag-based heterojunction photocatalysts. Experimental Photocatalyst synthesis All reagents were purchased from Shanghai

Perovskite-structured CaTiO₃ coupled with g-C₃N₄ as a heterojunction photocatalyst for organic pollutant degradation

• Ashish Kumar,
• Christian Schuerings,
• Suneel Kumar,
• Ajay Kumar and
• Venkata Krishnan

Beilstein J. Nanotechnol. 2018, 9, 671–685, doi:10.3762/bjnano.9.62

• )–CaTiO3 (CTCN) organic–inorganic heterojunction photocatalyst was synthesized by a facile mixing method, resulting in the deposition of CaTiO3 (CT) nanoflakes onto the surface of g-C3N4 nanosheets. The photocatalytic activity of the as-synthesized heterojunction (along with the controls) was evaluated by

• degradation of pollutants has been proposed and discussed. Keywords: CaTiO3; graphitic carbon nitride (g-C3N4); heterojunction photocatalyst; pollutant degradation; Introduction Photocatalysis is recognized as an attractive approach for environmental remediation and energy generation applications due to its

• polyacrylamide gel route. Furthermore, we made a promising 2D–2D heterojunction of CT nanoflakes and g-C3N4 nanosheets by a facile mixing method. The photocatalytic performance of the as-prepared CT–g-C3N4 (CTCN) heterojunction photocatalyst and the controls was evaluated by monitoring the degradation of

Two-dimensional carbon-based nanocomposites for photocatalytic energy generation and environmental remediation applications

• Suneel Kumar,
• Ashish Kumar,
• Ashish Bahuguna,
• Vipul Sharma and
• Venkata Krishnan

Beilstein J. Nanotechnol. 2017, 8, 1571–1600, doi:10.3762/bjnano.8.159

Biomolecule-assisted synthesis of carbon nitride and sulfur-doped carbon nitride heterojunction nanosheets: An efficient heterojunction photocatalyst for photoelectrochemical applications

• Hua Bing Tao,
• Hong Bin Yang,
• Jiazang Chen,
• Jianwei Miao and
• Bin Liu

Beilstein J. Nanotechnol. 2014, 5, 770–777, doi:10.3762/bjnano.5.89

• to the efficient separation of photoexcited charge carriers across the heterojunction interface. Our approach offers a facile way to construct an all carbon nitride based heterojunction photocatalyst. Experimental Materials preparation Graphitic carbon nitride (CN) was prepared according to a