Figure 3. Diffuse reflectance absorption spectra of Bi2MoO6 catalysts prepared using different solvent (Vsolvent/VH2O = 50/50, synthesis temperature=180 ℃).
Figure 4. SEM images of Bi2MoO6 catalysts prepared using different synthesis temperature (VEGME/VH2O = 50/50).
Figure 5. PL spectra of Bi2MoO6 catalysts prepared using different solvent (Vsolvent/VH2O = 50/50, synthesis temperature = 180 ℃).
Figure 1. X-ray diffraction patterns of Bi2MoO6 catalysts prepared using different solvent (Vsolvent/VH2O = 50/50, synthesis temperature = 180 ℃).
Figure 2. X-ray diffraction patterns of Bi2MoO6 catalysts prepared using different synthesis temperature (VEGME/VH2O = 50/50).
Figure 6. Photocatalytic decomposition of Rhodamin B over Bi2MoO6 catalysts prepared by different solvent; a) EGME, b) EG and c) GL (Vsolvent/VH2O=50/50, synthesis temperature=180 ℃).
Figure 7. Photocatalytic decomposition of Rhodamin B over Bi2MoO6 catalysts prepared using different synthesis temperature (VEGME/VH2O = 50/50) : a) without catalyst, b) room temperature, c) 140 ℃, d) 160 ℃, e) 180 ℃, f) 200 ℃ and g) 240 ℃.
Table 1. The physical properties and photocatalytic activity of various Bi2MoO6 catalysts prepared using different solvent
Table 2. The physical properties and photocatalytic activity of various Bi2MoO6 catalysts prepared using different synthesis temperature
References
-
Konstantinou, I. K., and Albanis, T. A., "
$TiO_2$ -Assisted Photocatalytic Degradation of Azo Dyes in Aqueous Solution: Kinetic and Mechanistic Investigations," Appl. Catal. B, 49, 1-14 (2004). https://doi.org/10.1016/j.apcatb.2003.11.010 - Matsuda, S., and Kato, A., "Titanium Oxide Based Ctalysts-a Review," Appl. Catal., 8, 149-165 (1983). https://doi.org/10.1016/0166-9834(83)80076-1
- Kudo, A., Steinberg, M., Bard, A. J., Campton, A., Fox, M. A., Mallouk, T. E., Webber, S. E., and White, J. M., "Photoactivity of Ternary Lead-group IVB Oxides for Hydrogen and Oxygen Evolution," Catal. Lett., 5, 61-65 (1990). https://doi.org/10.1007/BF00772094
- Guangcheng, X., and Jinhua, Y., "Synthesis of Bismuth Vanadate Nanoplates with Exposed {001} Facets and Enhanced Visible-light Photocatalytic Properties," Chem. Commun., 46, 1893-1895 (2000). https://doi.org/10.1039/b923435g
- Keulks, G. W., Krenzke, L. D., and Notermann, T. M., "Selective Oxidation of Propylene," Adv. Catal., 27, 183-225 (1978).
-
Kato, H., Hori, M., Konta, R., Shimodaira, Y., and Kudo, A., "Construction of Z-scheme Type Heterogeneous Photocatalysis Systems for Water Splitting into
$H_2\;and\;O_2$ under Visible Light Irradiation," Chem. Lett., 33, 1348-1349 (2004). https://doi.org/10.1246/cl.2004.1348 - Beale, A. M., and Sankar, G., "In Situ Study of the Formation of Crystalline Bismuth Molybdate Materials under Hydrothermal Conditions," Chem. Mater., 15, 146 (2003). https://doi.org/10.1021/cm020463z
- Williams, S., Puri, M., Jacobson, A. J., and Mims, C. A., "Propene Oxidation on Substituted 2:1 Bismuth Molybdates and Vanadates," Catal. Today, 37, 43-49 (1997). https://doi.org/10.1016/S0920-5861(96)00258-1
- Le, M. T., Van Well, W. J. M., Van Driessche, I., and Hoste, S., "Influence of Organic Species on Surface Area of Bismuth Molybdate Catalysts in Complexation and Spray Drying Methods," Appl. Catal. A, 267, 227-234 (2004). https://doi.org/10.1016/j.apcata.2004.03.007
-
Zhou, L., Wang, W. Z., and Zhang, L. S., "Ultrasonic-assisted Synthesis of Visible-light-induced
$Bi_2MO_6$ (M=W, Mo) Photocatalysts," J. Mol. Catal. A, 268, 195-200 (2007). https://doi.org/10.1016/j.molcata.2006.12.026 -
Shi, Y. H., Feng, S. H., and Cao, C. S., "Hydrothermal Synthesis and Characterization of
$Bi_2MoO_6\;and\;Bi_2WO_6$ ," Mater. Lett., 44, 215-218 (2000). https://doi.org/10.1016/S0167-577X(00)00030-6 -
Verma, S., Joy, P. A., Khollam, Y. B., Potdar, H. S., and Deshpande, S. B., "Synthesis of Nanosized
$MgFe_2O_4$ Powders by Microwave Hydrothermal Method," Mater. Lett., 58, 1092-1095 (2004). https://doi.org/10.1016/j.matlet.2003.08.025 -
Hou, L., Hua, H., Gan, L., and YUan, C., "Template-free Solvothermal Fabrication of Hollow
$Bi_2MoO_6$ Micro-spheres with Enhanced Visible Light Photocatalytic Activity," Mater. Lett., 159, 35-38 (2015). https://doi.org/10.1016/j.matlet.2015.06.073 - Cullity, B. D., "Elements of X-Ray Diffraction," Adison-Wesley, Reading, MA (1978).
-
He, Z. Q., Shi, Y. Q., Gao, C., Wen, L. M., Chen, J. M., and Song, S., "
$BiOCl/BiVO_4$ p-n Hetero-junction with Enhanced Photocatalytic Activity under Visible-light Irradiation," J. Phys. Chem. C, 118, 389-398 (2014). https://doi.org/10.1021/jp409598s -
Sczancoski, J. C., Cavalcante, L. S., Marana, N. L., daSilva, R. O., Tranquilin, R. L., Joya, M. R., Pizani, P. S., Varela, J. A., Sambrano, J. R., Li, M. S., Longo, E., and Andre's, J., 'Electronic Structure and Optical Properties of
$BaMoO_4$ Powders', Curr. Appl. Phys., 10, 614-624 (2010). https://doi.org/10.1016/j.cap.2009.08.006 -
Jung, W. Y., and Hong, S. S., "Synthesis of
$LaCoO_3$ Nanoparticles by Microwave Process and Their Photocatalytic Activity under Visible Light Irradiation," J. Ind. & Eng. Chem., 19, 157-160 (2013). https://doi.org/10.1016/j.jiec.2012.07.018