藻类等生物向水体释放的含硫有机物，能引起水体强烈异味而备受关注，且释放量占全球硫循环自界通量的一半以上，具有抗温室效应对全球变化的意义。通过建立湖泊水环境中常见异味物质的检测技术，研究了东部平原湖泊中的异味物质特征，发现并揭示了藻类调节气候假说中二甲基硫醚与藻类定量关系及机制，重绘了全球海洋二甲基硫醚排放格局；发现温度和营养盐是调控水体中DMS等异味物质来源和浓度的重要环境因子。共计发表科研论文34篇，专利3项，参与编写专著1部。

代表性论文：

1. Deng Xuwei, Chen Jun, Hansson Lars-Anders, Zhao Xia, Xie Ping. Eco-chemical mechanisms govern phytoplankton emissions of dimethylsulfide in global surface waters. National Science Review, 2021, 8（2）：nwaa140.

2. Deng Xuwei, Qi Min, Ren ren, Liu Jiarui, Sun Xiaoxue, Xie Ping, Chen Jun. The relationships between odors and environmental factors at bloom and non-bloom area in Lake Taihu, China. Chemosphere, 2019, 218: 569-576.

3. Zhu Rong, Wang Huan, Chen Jun, Shen Hong, Deng Xuwei*. Use the predictive models to explore the key factors affecting phytoplankton succession in Lake Erhai, China. Environmental Science and Pollution Research, 2018, 25(2): ‏ 1283-1293.

4. Rao Qingyang, Su Haojie, Deng Xuwei, Xia Wulai, Wang Lantian, Cui Wenjian, Ruan Linwei, Chen Jun, Xie Ping. Carbon, Nitrogen, and Phosphorus Allocation Strategy Among Organs in Submerged Macrophytes Is Altered by Eutrophication. Frontiers in Plant Science, 2020, 11: 524450.

5. Yang Xujie, Jiang Yan, Deng Xuwei, Zheng Ying, Yue Zhiying. Temporal and Spatial Variations of Chlorophyll a Concentration and Eutrophication Assessment (1987–2018) of Donghu Lake in Wuhan Using Landsat Images. Water, 2020, 12, 2192.

6. Li Xinyu, Peng Shushi, Deng Xuwei, Su Ming, Zeng Hui. Attribution of Lake Warming in Four Shallow Lakes in the Middle and Lower Yangtze River Basin. Environmental Science & Technology, 2019, 53(21): 12548-12555.

专利：

发明专利：一种便捷探测淤泥厚度的简易装置及其应用，2020，ZL201910040793.2，第二发明人；

发明专利：一种同时测定八种水体异味物质的方法，2013，ZL201110110307.3, 第二发明人；

实用新型专利：一种检测沉积物、鱼肉和藻体中五种异味物质的装置，2012，ZL201120511340.2，第二发明人。

论著：

三峡工程对长江中下游湿地生态系统的影响评估，2018，长江出版社，第七章第一作者