所在系：矿物加工工程系

研究方向

矿山环境修复；硫化矿界面浮选；固废资源化回收；矿物材料制备

教育背景

2011/9-2015/6 西安建筑科技大学 矿物资源工程（本科）

2015/9-2018/6 西安建筑科技大学 矿物加工工程（硕士）

2018/9-2022/6 西安建筑科技大学 材料加工工程（博士）

2019/4-2021/4 赴中国科学院生态环境研究中心联合培养

2021/5-2022/5 赴中国科学院大学VOCs污染控制材料与技术国家工程实验室联合培养

代表性成果：

一、项目

[1] Z型光催化剂耦合光芬顿反应体系构筑及协同去除矿山废水中砷和铬作用机制，30万，2024.01-2026.12，主持

[2] 中国博士后科学基金面上项目，基于Z型光催化体系的酸性矿山废水中重金属离子的协同去除研究，8万，2023.01-2025.12，主持

[3] 国家自然科学基金青年项目，Z型光催化剂耦合光芬顿反应体系构筑及协调去除矿山废水中砷和铬作用机制，30万，2024.01-2026.12，主持

[4] 企业横向，硫化铜矿选矿厂药剂减量化研究及工业应用，40万，2023.04-2023.12，主持

二、论文

[1] Lei Dashi, Gou Chunli, Wang Chunli, Xue Juanqin, Zhang Zhongshen, Liu Weizhen, Lin Zhang*, Zhang Jing*. Visible Light Accelerates Cr(III) Release and Oxidation in Cr-Fe Chromite Residues: An Overlooked Risk of Cr(VI) Reoccurrence. Environmental Science & Technology 56, 17674-17683 (2022).

[2] Lei Dashi, Xue Juanqin*, Peng Xiangyu, Li Shuhao, Bi Qiang, Tang Changbin, Zhang Liang. Oxalate enhanced synergistic removal of chromium(VI) and arsenic(III) over ZnFe2O4/g-C3N4: Z-scheme charge transfer pathway and photo-Fenton like reaction. Applied Catalysis B: Environmental 282 (2021).

[3] Lei Dashi, Zhang Lu, Yan Huikun, Liu, Y., Peng, X., Xiao, W., Bi, Q., Xue Juanqin*, Wang, Yubin*. Simultaneous removal of Arsenic(III) and Chromium(VI) over ZnFe2O4 {100}/{111} Z-scheme photocatalyst: Facet-dependent active site and overlooked As(III)/Cr(VI) complex. Journal of Cleaner Production 383 (2023).

[4] Lei Dashi, Gui Wanting, Zhao Xin, Tian Xiaozhen, Xiao Wei, Xue Juanqin., Wang Yubin*, Peng Xiangyu*. New Insight into Poor Flotation Recovery of Fine Molybdenite: An Overlooked Phase Transition from 2H to 1T MoS2. Separation and Purification Technology 304 (2023).

[5] Lei Dashi, Xue Juanqin.*, Bi Qiang, Tang Changbin, Zhang Liang, Zhang Jing* Visible-light activation of sulfite by ZnFe2O4@PANI photocatalyst for As(III) removal: The role of radicals and Fe(IV). Applied Surface Science 578 (2022).

[6] Lei Dashi, Xue Juanqin.*, Peng Xiangyu, Li Shuhao., Bi Qiang, Tang Changbin, Zhang Liang, Zhang Jing* Effective photocatalytic removal of As(III) by ZnFe2O4/Ag/AgCl coupled peroxymonosulfate: Z-Scheme charge transfer and dual active sites. Applied Surface Science 567 (2021).

[7] Lei Dashi, Xue, Juanqin.*, Bi Qiang, Tang Changbin, Zhang Liang. 3D/2D direct Z-scheme photocatalyst Zn2SnO4/CdS for simultaneous removal of Cr(VI) and organic pollutant. Applied Surface Science 517 (2020).

[8] Peng, Xiangyu, Tian Jiayi., Zhang Shuai, Xiao Wei, Tian Xiaozhen, Wang Yubin, Xue Juanqin Lei Dashi*. Z-scheme transfer pathway assisted photoelectrocatalyst Zn2SnO4/rGO/Ag/AgBr for organic pollutants treatment. Colloids and Surfaces A: Physicochemical and Engineering Aspects 657 (2023).

[9] Xue Juanqin., Lei Dashi*, Bi Qiang*, Tang Changbin, Zhang Liang. Enhancing photocatalytic performance of Zn2SnO4 by doping Yb: Oxygen vacancies formation and dye self-sensitization degradation. Optical Materials 108 (2020).

[10]桂婉婷,雷大士,王宇斌等.外磁场及硫酸镁对碳酸钙溶解行为的影响机理研究[J].化工矿物与加工,2023,52(06):1-5.

[11]林星彤,雷大士,王宇斌等.磁化水中氢氧化钙对半水硫酸钙形貌影响机制[J].过程工程学报,2023,23(07):1081-1088.

[12]王宇斌,雷大士,张小波等.油酸钠体系下Fe3+与白云母的作用机理研究[J].硅酸盐通报,2018,37(04):1435-1440.

[13]王宇斌,雷大士,彭祥玉等.基于正交试验的某冶炼渣中银的综合回收研究[J].矿业研究与开发,2017,37(11):77-80.

[14]王宇斌,雷大士,彭祥玉等.用堆浸法从某选镍尾矿中回收镍的试验研究[J].中国有色冶金,2017,46(03):67-70.

[15]雷大士,王宇斌,郭月琴等.陕西某含铋白钨矿选矿试验研究[J].中国钨业,2017,32(03):31-35.

[16]雷大士,王宇斌,张小波等.用盐酸从玻璃粉中浸出氧化铈试验研究[J].湿法冶金,2017,36(03):197-199.

三、发明专利

[1]雷大士,王宇斌,彭祥玉等. 一种电解改性水强化生石膏超细磨效果的方法[P]. 陕西省：CN115245866A, 2022-10-28.

[2]雷大士,彭祥玉,王宇斌. 一种从电镀污泥中选择性回收铜、镍的方法[P]. 陕西省：CN114959303A, 2022-08-30.

[3]张静,雷大士,陆泓波. 一种简单高效提取电镀污泥中铜的方法[P]. 北京市：CN113846226A, 2021-12-28.

[4]薛娟琴,雷大士,张健等. 一种十六烷基三甲基溴化铵改性钼酸铋光电极的制备方法、产品及其应用[P]. 陕西省：CN110498487B, 2021-12-24.

[5]薛娟琴,雷大士,李姝昊等. 一种Yb掺杂改性锡酸锌光电极的制备及其应用[P]. 陕西省：CN110075824A, 2019-08-02.

邮箱：leidashi@xauat.edu.cn