海洋化学
段丽琴,研究员,博导,中国科学院促进会会员、汇泉学者、山东省优青。主要从事海洋生物地球化学过程研究,聚焦我国近海环境演变关键化学指标体系的构建和从海洋生物地球化学机制上诠释海洋化学过程及对生态环境的响应。
一、研究领域  
海洋生物地球化学                   
二、招生专业及方向
海洋化学 环境科学  环境工程  资源与环境
三、研究室及联系方式       
海洋生态与环境科学重点实验室   duanliqin@qdio.ac.cn   0532-82898592
四、承担的主要科研项目
国家基金委面上项目、国家基金委青年项目、山东省优青项目、中科院青促会人才项目、中科院海洋研究所汇泉学者项目
五、研究成果及奖励         
近年来主持和参与多项国家基金委项目、国家973、中国科学院战略性先导科技专项等及中国科学院青促会项目、山东省优青项目等人才项目。至今已发表论文80余篇,其中SCI收录40余篇。曾获中国科学院沈阳分院优秀青年科技人才奖。 
六、代表性论文及著作
1. Liqin Duan, Jinming Song, Meiling Yin, Huamao Yuan, Xuegang Li, Yuting Zhang, Xuebo Yin, 2021. Dynamics of arsenic and its interaction with Fe and S at the sediment-water interface of the seasonal hypoxic Changjiang Estuary, Science of the Total Environment, 769, 145269.
2. Meiling Yin, Liqin Duan*, Jinming Song, Naixing Zhang, Xuegang Li, Huamao Yuan, Quancai Peng, 2021. Bacteriohopanepolyols signature in sediments of the East China Sea and its indications for hypoxia and organic matter sources, Organic Geochemistry 158, 104268(通讯作者)
3. Liqin Duan, Jinming Song, Xianmeng Liang, Meiling Yin, HuamaoYuan, Xuegang Li, Chengzhe Ren, Bu Zhou, Xuming Kang, Xuebo Yin, 2019. Dynamics and diagenesis of trace metals in sediments of the Changjiang Estuary, Science of the Total Environment, 675, 247-259.
4. Liqin Duan, Jinming Song, Xuegang Li, Huamao Yuan, 2019. Glycerol dialkyl glycerol tetraethers signature in sediments of the East China Sea and its implication on marine and continental climate and environment records, Ecological Indicators, 103, 509-519.
5. Liqin Duan, Jinming Song, Huamao Yuan, Xuegang Li, Quancai Peng, 2019. Occurrence and origins of biomarker aliphatic hydrocarbons and their indications in surface sediments of the East China Sea, Ecotoxicology and Environmental Safety, 167, 259-268.
6. Liqin Duan, Jinming Song, Huamao Yuan, Xuegang Li, Ning Li, Quancai Peng, The use of sterols combined with isotope analyses as a tool to identify the origin of organic matter in the East China Sea, Ecological Indicators, 2017, 83: 144-157
7. Liqin Duan, Jinming Song, Huamao Yuan, Xuegang Li, Ning Li, Distribution, partitioning and sources of dissolved and particulate nitrogen and phosphorus in the north Yellow Sea. Estuarine, Coastal and Shelf Science, 2016, 181: 182-195
8. Liqin Duan, Jinming Song, Yu Yu, Huamao Yuan, Xuegang Li, Ning Li, Spatial variation, fractionation and sedimentary records of mercury in the East China Sea, Marine Pollution Bulletin, 2015, 101: 434-441
9. Liqin Duan, Jinming Song, Huamao Yuan, Xuegang Li, Ning Li, Selenium and tellurium fractionation, enrichment, sources and chronological reconstruction in the East China Sea, Estuarine, Coastal and Shelf Science, 2014, 143: 48-57
10. Liqin Duan, Jinming Song, Huamao Yuan, Xuegang Li, Ning Li, Spatio-temporal distribution and environmental risk of arsenic in sediments of the East China Sea, Chemical Geology, 2013, 340: 21-31 
11. Liqin Duan, Jinming Song, Xuegang Li, Huamao Yuan, Yayan Xu, Thallium concentrations and sources in the surface sediments of Bohai Bay, Marine Environmental Research, 2012, 73: 25-31 
12. Liqin Duan, Jinming Song, Xuegang Li, Huamao Yuan, Xu Sisi, Distribution of selenium and its relationship to the eco-environment in Bohai Bay seawater, Marine Chemistry, 2010, 121: 87-99
13. Liqin Duan, Jinming Song, Yayan Xua , Xuegang Li, Ying Zhang, The distribution, enrichment and source of potential harmful elements in surface sediments of Bohai Bay, North China, Journal of Hazardous Materials, 2010, 183: 155- 164