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Photocatalytic Properties of Marmatite and Its Calcined Product
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Yuanfan WANG1, 2, Yufei ZHAO1, 2, Xin ZHANG1, 2, Xiaowen LIU1, 2
Mining and Metallurgical Engineering | 2025, 45(3) : 207 - 211
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Mining and Metallurgical Engineering | 2025, 45(3): 207-211
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Photocatalytic Properties of Marmatite and Its Calcined Product
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Yuanfan WANG1, 2, Yufei ZHAO1, 2, Xin ZHANG1, 2, Xiaowen LIU1, 2
Affiliations
  • 1.School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, Hunan, China
  • 2.Hunan Provincial Key Laboratory for Mineral Materials and Application, Central South University, Changsha 410083, Hunan, China
Published: 2025-06-01 doi: 10.3969/j.issn.0253-6099.2025.03.035
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Marmatite was calcined and then used as photocatalyst to degrade organic dye methylene blue (MB) under ultraviolet (UV) light irradiation. The degradation mechanism of this photocatalyst was investigated by using UV-Visible diffuse reflectance spectroscopy (UV-Vis DRS) and performing free radical capture experiments. It is found that the marmatite calcined at 660 ℃ exhibits a great photocatalytic property, with the degradation rate of MB up to 98.46% within 240 min. In the calcined marmatite products, the ternary heterojunction is more conducive to the effective separation of photogenerated charge carriers than the binary heterojunction, thus leading to an improved photocatalytic performance.

marmatite  /  calcination  /  phase transformation  /  photocatalysis  /  degradation  /  methylene blue (MB)  /  photocatalyst
Yuanfan WANG, Yufei ZHAO, Xin ZHANG, Xiaowen LIU. Photocatalytic Properties of Marmatite and Its Calcined Product[J]. Mining and Metallurgical Engineering, 2025 , 45 (3) : 207 -211 . DOI: 10.3969/j.issn.0253-6099.2025.03.035
Year 2025 volume 45 Issue 3
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Article Info
doi: 10.3969/j.issn.0253-6099.2025.03.035
  • Receive Date:2024-12-23
  • Online Date:2026-03-19
  • Published:2025-06-01
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  • Received:2024-12-23
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    1.School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, Hunan, China
    2.Hunan Provincial Key Laboratory for Mineral Materials and Application, Central South University, Changsha 410083, Hunan, China
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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