Teaching

Courses👰🏽：

·   《Marine chemistry》、《Geochemistry》、《Marineb Biology》(undergraduate course)

·   《Organic geochemistry》、《Isotopic Geochemistry》、《Marine Ecology》(postgraduate and doctoral course) 

Research Interests

·   The application of biomarker in Paleoclimate and paleooceanography research

·   The application of stable isotopes of biomarkers in paleohydrology

Projects

·   Explore the correlation of hydrogen isotopes of algae biomarkers with sea surface salinity off the Yangtze Esurary (41776049), 2018.01-2021.12, 660,000 yuan, the National Natural Science Foundation of China (in charge).

·   Apply hydrogen isotopes of biomarkers as the paleo-sea surface salinity proxy in the South China Sea (40906026), 2010/01-2012/12, 190,000 yuan, the National Natural Science Foundation of China-Youth Science Fund (in charge).

·   Apply the C-14 of leaf wax fatty acid to research the source and migration process of western Guangdong coastal sediments (41676030), 2017.01-2020. 12, 730,000 yuan, the National Natural Science Foundation of China (participated).

·   The composition and carbon isotope characteristics of branched GDGT in the South China Sea sediments and their implications for paleoclimate research (41673042), 2017.01- 2020.12, 710,000, National Natural Science Foundation of China (participated).

Publications

First and responsible author:

·   Juan He⁎, Guodong Jia, Li Li, Pinxian Wang. Differential timing of C4 plant decline and grassland retreat during the penultimate deglaciation. Global and Planetary Change, 2017, 156, 26-33.

·   He Juan. Changes of paleo-precipitation on the Sunda Shelf since the last glacial maximum revealed by hydrogen and oxygen isotopes. Advances in Earth Science, 2017, 32(11): 1137-1146 (Chinese).

·   Juan He*, Meixun Zhao, Pinxian Wang, Li Li, Qianyu Li. Changes in phytoplankton productivity and community structure in the northern South China Sea during the past 260 ka. Palaeogeography, Palaeoclimatology, Palaeoecology, 2013, 392, 312-323.

·   He J*., Zhao M., Li L, Wang P., Ge H.. Sea surface temperature and terrestrial biomarker records of the last 260 ka of core MD05-2904 from the northern South China Sea, Chinese Sci. Bulletin, 2008, 53, 2376-2384.

·   He J., Zhao M*., Li L, Wang H., Wang P,.Biomarker evidence of relatively stable community structure in the northern South China Sea during the last glacial and Holocene,Terrestrial, Atmosphericand Oceanic Sciences, 2008, 19, 377-387.

·   He Juan, Li Li, Wang Hui, Zhao Meixun, Late Quaternary coccolith productivity in the northern South China Sea. Marine Geology and Quaternary Geology, 2012, 32, 9-16 (Chinese).

Coauthor

·   Wang Pinxian，Li Qianyu3️⃣，Tian Jun🈯️🧘🏿，He Juan，Jian Zhimin，Ma Wentao，Dang Haowen，Monsoon influence on planktic δ18O records from the South China Sea👱🏻‍♂️，Quaternary Science Reviews🛖，2016.01.01，142：26~39.

·   Li Li，Li Qianyu🖥，He Juan🚵🏽‍♂️，Wang Hui🎙，Ruan Yanmin，Li Jianru，Biomarker-derived phytoplankton community for summer monsoonreconstruction in the western South China Sea over the past 450ka，Deep-Sea Research II，2015.01.01，122🤦🏽‍♀️：118~130.

·   Li Li, Liu Jie, He Juan, Wang Hui, Factors affecting theabundance and community structure of the phytoplankton in northern South ChinaSea in the summer of 2008: a biomarker study，Chinese Science Bulletin👨‍🦳，2014.01.01，59（10）：981~991.

·   Liang Dong, Li Li, Qianyu Li, Jie Liu, Yingxing Chen, Juan He, Hui Wang, Basin-widedistribution of phytoplankton lipids in the South China Sea during intermonsoonseasons，Deep Sea Research Part II: Topical Studies in Oceanography，2015.01.01，122👨🏻‍🦯：52~63.