主要从事有色金属矿选矿理论、工艺及应用研究。在Minerals Engineering、Powder Technology、International Journal of Minerals, Metallurgy and Materials、Journal of Materials Research and Technology等国际一流期刊发表多篇SCI论文，授权发明专利4项。

福建省清洁能源材料重点实验室开放基金，CXLH-202404，新型组合抑制剂对黄铜矿和辉钼矿浮选行为影响及机理研究，2025.01-2026.12，主持。

1. Jiaozhong Cai, Youming Ye, Jiushuai Deng*, Qiming Wu, Bozeng Wu, Zhiqiang Geng, Pingxuan Cheng, Huaibin Kang. Study on the selective separation mechanism of tannin acid in chalcopyrite and talc: Insights from adsorption morphology and electrochemical analysis. Journal of Molecular Liquids, 2024, 411:125756. (中科院二区，IF 5.300)
2. Jiaozhong Cai, Shimei Li, Jiushuai Deng*, Bozeng Wu*, Hongxiang Xu, Le Yang, Mingzhen Wu, Hongxin Qiu, Naikai Chen,Mingzhen Hu. Adsorption mechanism of a biodegradable plant polyphenol depressant for selective separation of chalcopyrite from talc. Advanced Powder Technology,2023,34(12):104275. (中科院二区，IF 5.200)
3. Jiaozhong Cai, Bozeng Wu, Guoyong Wang, Jiushuai Deng*, Hongxin Qiu, Xiaohao Sun, Le Yang, Mingzhen Hu. Improvement of ilmenite flotation via the benzohydroxamic acid synergistic mechanical activation. Minerals Engineering,2022,189:107898. (中科院二区，IF 4.800)
4. Jiaozhong Cai, Bozeng Wu, Jiushuai Deng*, Mingzhen Hu, Mingzhen Wu, Pingping Wei, Xiaohao Sun, Hongxin Qiu, Xiaoli Jin, Xiao'an Hou,Hongxiang Xu. A novel approach to improve cassiterite recovery based on grinding. Powder Technology,2022,400:117257. (中科院二区，IF 5.200)
5. Jiaozhong Cai, Jiushuai Deng*, Liang Wang, Mingzhen Hu, Hongxiang Xu, Xiao'an Hou, Bozeng Wu*, Shimei Li. Reagent types and action mechanisms in ilmenite flotation: A review. International Journal of Minerals, Metallurgy and Materials,2022,29(9):1656-1669. (中科院二区，IF 4.800)
6. Jiaozhong Cai, Jiushuai Deng*, Hongying Yang, Linlin Tong, Dandan Wu*, Shuming Wen, Zilong Liu, Ying Zhang. A novel activation for ilmenite using potassium permanganate and its effect on flotation response. Colloids and Surfaces A: Physicochemical and Engineering Aspects,2020,604:125323. (中科院二区，IF 4.539)
7. Jiaozhong Cai, Jiushuai Deng*, Shuming Wen, Ying Zhang, Dandan Wu, Hongying Luo, Gan Cheng*. Surface modification and flotation improvement of ilmenite by using sodium hypochlorite as oxidant and activator. Journal of Materials Research and Technology, 2020, 9(3):3368-3377. (中科院一区，IF 5.039)

2021年1月：2021年度绿色矿山科学技术一等奖。

发明专利：一种钛铁矿活化浮选方法：CN201910704526.0 [P]．2021-5-25．