2023年5月1日 · Bismuth vanadate (BiVO4) is one of the best bismuth-based semiconducting materials because of its narrow band gap energy, good visible light absorption, unique physical and chemical characteristics, and non-toxic nature.

Bismuth vanadate is the inorganic compound with the formula BiVO 4. It is a bright yellow solid. It is widely studied as visible light photo-catalyst with a narrow band gap of less than 2.4 eV. [2] . It is a representative of "complex inorganic colored pigments," or CICPs. More specifically, bismuth vanadate is a mixed- metal oxide.

钒酸铋（BiVO4）具有窄带隙能量、良好的可见光吸收、独特的物理化学特性和无毒等优点，是最好的铋基半导体材料之一。 此外，合成了不同形貌的 BiVO4，并在降解各种有机污染物（包括挥发性有机化合物（VOC））方面表现出优异的可见光光催化效率。

2018年4月5日 · Bismuth vanadate (BiVO 4) is a promising visible-light driven semiconductor photocatalyst with various benefits such as low production cost, low toxicity, high photostability, resistance to photo-corrosion and narrow band gap with a good response to visible-light excite.

2024年3月15日 · Bismuth vanadate (BiVO4) microstructures with dumbbell, rod, ellipsoid, sphere, and cake-like morphologies have been successfully fabricated by using a surfactant-free hydrothermal method, in which the morphol. of the BiVO4 microstructures can be tuned by simply varying the molar ratio of Bi(NO)3·5H2O to NaVO3 in the starting materials.

2025年3月6日 · The separation and migration of photo charge carriers at the heterostructure junction greatly affects the effectiveness of photocatalytic degradation activity and photo electrocatalytic hydrogen generation. In this paper, we present the effective manufacture of 2D g-C3N4/BiVO4 photocatalysts decorated with RGO by a one-step microwave irradiation method. We also investigated the RGO@g-C3N4 ...

2 天之前 · Z-scheme heterojunction photocatalysts are at the forefront of carbon dioxide reduction research. However, BiVO4 faces challenges due to its inappropriate conduction band position and rapid charge carrier recombination. In this article, spherical CdIn2S4/BiVO4 Z-scheme heterojunction composites attached to coiled nanosheets were synthesized via a hydrothermal method, which improved the CO2 ...

通过浸渍法制备了新型可见光活性的氧化钯(PdO)/钒酸铋(BiVO4)复合光催化剂.采用X射线衍射,扫描电子显微镜,X射线光电子能谱(X-ray photoelectron spectroscopy,XPS),紫外-可见吸收光谱等测试手段对复合光催化剂的物理和光学性质进行了表征.在可见光(λ400nm)照射下考察了PdO ...

3 天之前 · BiVO4 is a promising semiconductor photocatalytic material due to its narrow band gap, good visible light response, and non-toxicity. Recently, there has been significant interest in developing BiVO4-based heterojunction photocatalysts to overcome the challenges of rapid recombination rate of photogenerated charge carriers and insufficient ...

2025年2月21日 · Bismuth vanadate (BiVO 4), a well-known semiconductor photocatalyst with various advantages, has shown great potential in addressing energy and environmental issues.However, its inherent drawbacks restrict the photocatalytic performance of pure BiVO 4.In the past few years, many efforts have been devoted to improving the catalytic activity of BiVO 4 and revealing the degradation mechanism in ...