科学研究：承担“重庆市教育委员会-科学技术研究项目”、“重庆市工业发酵微生物重点实验室“等自然科学基金项目2项；发表高水平学术论文10余篇、发明专利2项。
教研教改：承担《生物化学》（市级一流课程）、《药物分析》、《生化检测与技术》、《医药学基础》等本科课程教学；承担校级教研教改项目1项，发表教改论文1篇；指导研究生6名，指导大学生创新创业项目5项。
代表性学术成果：
1. Shui Qin Chai; Jia Hui He; Lei Zhan; Yuan Fang Li; Chun Mei Li; Cheng Zhi Huang; Dy(III)-induced aggregation emission quenching effect of single-layered graphene quantum dots for selective detection of phosphate in the artifcial wetlands, Talanta, 2018, 196(2019): 100-108.
2. Shui Qin Chai; Wen Yi Lv; Jia Hui He; Chun Hong Li; Yuan Fang Li; Chun Mei Li; Cheng Zhi Huang; Dual Energy Transfer-Based Fluorescent Nanoprobe for Imaging miR-21 in Nonalcoholic Fatty Liver Cells with Low Background, Analytical Chemistry, 2019, 91(10): 6761-6768.
3. Shui Qin Chai; Wen Yi Lv; Jia Hui He; Yuan Fang Li; Hong Yan Zou; Chun Mei Li; Cheng Zhi Huang; Highly Sensitive Detection of miR-21 through Target-Activated Catalytic Hairpin Assembly of X-Shaped DNA Nanostructures, Analytical Chemistry, 2021, 93(43): 14545-14551.
4. Shuiqin Chai; Lijia Zhou; Yuting Chi, Linshuo Chen, Shuchen Pei, Bin Chen, Enhanced antibacterial activity with increasing P doping ratio in CQDs, RSC Advances, 2022, 12(43): 27709-27715.
5. Yuting Chi, Wanlin Sun, Lijia Zhou, Shuchen Pei, Haichun Zeng, Yunying Cheng, Shuiqin Chai, The preparation of hybrid silicon quantum dots by one-step synthesis for tetracycline detection and antibacterial applications, Analytical Methods, 2023, 15(9): 1145-1156.
6. Shuiqin Chai, Yuting Chi, Wanlin Sun, Xinyu Pei, Shuchen Pei, Chengyu Sun, Kang Luo, Bo Yao, Bifunctional silicon quantum dots for antibacterial application and highly sensitive detection of tetracycline, Journal of Analysis and Testing, 2024, 8: 218-227
7. Shuiqin Chai, Yuting Chi, Wanlin Sun, Xin Hou, Shuchen Pei, Kang Luo, Wenyi Lv, Synthesis of N-doped and P-doped silicon quantum dots and their applications for tetracycline detection in the honey samples and antibacterial properties, Food Chemistry, 2024, 450, 139324
8. Shuchen Pei , Xin Hou , Yuting Chi , Wanlin Sun , Fang Chen , Kang Luo, Shuiqin Chai, Facile synthesis of highly efficient fluorescent silicon quantum dots used for highly sensitive sensor of tetracycline in honey samples and antibacterial agent, Food Chemistry, 2025, 467, 141844
9. Chai, Shuiqin; Sun, Wanlin; Hou, Xin; Pei, Shuchen; Liu, Yuheng; Luo, Kang; Guan, Shan; Lv, Wenyi. A Primer-Regulated Rolling Circle Amplification (RCA) for Logic-Controlled Multiplexed Enzyme Analysis. ACS Applied Bio Materials 2025, 8, 2408-2418.
