土壤微生物修复、垃圾填埋场微生态、微生物污染等。

讲授《土壤与地下水污染控制技术》课程。

1. Cai Hui, Bing Liu, Linna Du, Ligen Xu, Yuhua Zhao,Dongsheng Shen, Yuyang Long. Transformation of sulfidized nanoscale zero-valent iron particles and its effects on microbial communities in soil ecosystems, Environmental Pollution. 306：119363, 2022.

2. Cai Hui, Yiping Zhang, Xin Ni, Qilu Cheng, Yunpeng Zhao, Yuhua Zhao, Linna Du, Hui Jiang. Interactions of iron-based nanoparticles with soil dissolved organic matter: adsorption, aging, and effects on hexavalent chromium removal. Journal of Hazardous Materials. 406: 124650, 2021.

3. Cai Hui, Hui Jiang, Bing Liu, Ran Wei, Yiping Zhang, Qichun Zhang, Yongchao Liang, Yuhua Zhao. Chitin degradation and the temporary response of bacterial chitinolytic communities to chitin amendment in soil under different fertilization regimes. Science of the Total Environment. 705: 136003, 2020. 

4. Cai Hui, Bing Liu, Ran Wei, Hui Jiang, Yuhua Zhao, Yongchao Liang, Qichun Zhang, Ligen Xu. Dynanics, biodegradability, and microbial community shift of water-extractable organic matter in rice-wheat cropping soil under different fertilization treatments, Environmental Pollution, 249: 686-695, 2019. 

5. Cai Hui, Xiaoxiao Guo, Pengfei Sun, Qichun Zhang, Yongchao Liang, Yuhua Zhao. Removal of nitrite from aqueous solution by Bacillus amyloliquefaciens biofilm adsorption, Bioresource Technology, 248: 146-152, 2018. 

磁铁矿强化生物膜种间电子传递促进多溴二苯醚降解机制的研究，国家自然科学基金青年基金，2022.01-2024.12，主持。