Department of Chemistry, Faculty of Mathematics and Natural Sciences, Jenderal Soedirman University, Purwokerto, Indonesia
BibTex Citation Data :
@article{JKSA64552, author = {Anung Riapanitra and Tien Setyaningtyas and Ghinatanitha Haryadinaru}, title = {Photodegradation of Methylene Blue Dye Using BiVO₄/g-C₃N₄ Composites under Visible Light Irradiation}, journal = {Jurnal Kimia Sains dan Aplikasi}, volume = {27}, number = {8}, year = {2024}, keywords = {Methylene blue; BiVO₄/g-C₃N₄; photocatalysis; heterojunction; g-C₃N₄}, abstract = { This study evaluates the degradation of methylene blue through photocatalysis using BiVO 4 /g-C 3 N 4 material with the help of visible light. Material characterization was conducted using X-ray diffraction, scanning electron microscopy, and UV-Vis diffuse reflectance spectroscopy data. The characterization results show that the crystal structure of BiVO 4 /g-C 3 N 4 is a heterojunction between monoclinic BiVO 4 and hexagonal g-C 3 N 4 , with a crystal size of about 10.16 nm and a band gap energy value of about 2.16 eV. The morphology formed is a combination of sheet and rod-like. This study optimized the photocatalytic activity of the composite by analyzing the variation of g-C 3 N 4 concentration, degradation time, and methylene blue pH. The results show that the BiVO 4 /g-C 3 N 4 sample has optimal photocatalytic and adsorption properties in sample B (1:3) with pH 7 and a degradation time of 150 minutes. Under these conditions, the BiVO 4 /g-C 3 N 4 composite successfully degraded methylene blue by 94.14%. The rate kinetics of the photocatalytic reaction followed first order, with *OH species playing the most role in the degradation mechanism. These findings highlight the potential of BiVO 4 /g-C 3 N 4 as an effective photocatalyst material for organic pollutant degradation applications, offering a sustainable solution for wastewater treatment. }, issn = {2597-9914}, pages = {363--370} doi = {10.14710/jksa.27.8.363-370}, url = {https://ejournal.undip.ac.id/index.php/ksa/article/view/64552} }
Refworks Citation Data :
This study evaluates the degradation of methylene blue through photocatalysis using BiVO4/g-C3N4 material with the help of visible light. Material characterization was conducted using X-ray diffraction, scanning electron microscopy, and UV-Vis diffuse reflectance spectroscopy data. The characterization results show that the crystal structure of BiVO4/g-C3N4 is a heterojunction between monoclinic BiVO4 and hexagonal g-C3N4, with a crystal size of about 10.16 nm and a band gap energy value of about 2.16 eV. The morphology formed is a combination of sheet and rod-like. This study optimized the photocatalytic activity of the composite by analyzing the variation of g-C3N4 concentration, degradation time, and methylene blue pH. The results show that the BiVO4/g-C3N4 sample has optimal photocatalytic and adsorption properties in sample B (1:3) with pH 7 and a degradation time of 150 minutes. Under these conditions, the BiVO4/g-C3N4 composite successfully degraded methylene blue by 94.14%. The rate kinetics of the photocatalytic reaction followed first order, with *OH species playing the most role in the degradation mechanism. These findings highlight the potential of BiVO4/g-C3N4 as an effective photocatalyst material for organic pollutant degradation applications, offering a sustainable solution for wastewater treatment.
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