博士，研究员。1972年4月出生。2005在中国科学院广州地球化学研究所有机地球化学国家重点实验室获博士学位，研究方向为环境有机地球化学。在2003年至2006年间，先后三次共14个月，在香港理工大学作研究助理。2005年毕业至今，在中国科学院广州地球化学研究所有机地球化学国家重点实验室工作。2009年7月至2010年6月，在英国lancaster大学环境中心访问。主要研究方向为基于放射性碳同位素的碳质气溶胶源解析和持久性有机污染物（POPs）的环境地球化学过程。到目前为止，共发表SCI 论文270余 篇，第一/通讯作者50多篇，论文被引用8000余次，H指数为45（https://publons.com/researcher/1758561/jun-li/）。获得中国国家发明专利授权10多项。主持国家自然科学基金6项，科技部重点研发课题1项，广州市重点项目1项，广东省自然科学基金2项，参加多项国家级和省部级重大、重点项目。

　　环境地球化学。近期主要研究方向：（1）气溶胶来源与生成机制的同位素研究；（2） 基于多同位素的CO₂与主要大气污染物的同源性识别。

　　区域空气毒害污染物及其环境效应，广东省科学技术一等奖，省级，2014。

1. Li, T., Li, J*., Xie, L., Lin, B., Jiang, H., Sun, R., Wang, X., Liu, B., Tian, C., Li, Q., Jia, W., Zhang, G., Peng, P.a., 2024. In situ biomass burning enhanced the contribution of biogenic sources to sulfate aerosol in subtropical cities. The Science of the total environment 908, 168384-168384.

2. Li, T., Li, J.*, Sun, Z., Jiang, H., Tian, C., Zhang, G., 2023. High contribution of anthropogenic combustion sources to atmosphericinorganic reactive nitrogen in South China evidenced by isotopes. Atmospheric Chemistry and Physics 23, 6395-6407.

3. Wang, X., Li, J*., Zhang, X., Cheng, Z., Jiang, H., Jiang, H., Lin, B., Zhu, S., Zhao, S., Liu, J., Tian, C., Zhang, R., Zhang, G., 2023. An innovative passive sampler to reveal the high contribution of biomass burning to black carbon over Indo-China Peninsula: Radiocarbon constraints. Atmospheric Environment 294.

4. Zhang, Q., Ma, H*., Li, J*., Jiang, H., Chen, W., Wan, C., Jiang, B., Dong, G., Zeng, X., Chen, D., Lu, S., You, J., Yu, Z., Wang, X., Zhang, G., 2023a. Nitroaromatic Compounds from Secondary Nitrate Formation and Biomass Burning Are Major Proinflammatory Components in Organic Aerosols in Guangzhou: A Bioassay Combining High-Resolution Mass Spectrometry Analysis. Environmental science & technology.

5. Zhang, X., Li, J*., Zhu, S., Liu, J., Ding, P., Gao, S., Tian, C., Chen, Y., Peng, P.a., Zhang, G*., 2023b. Technical note: Intercomparison study of the elemental carbon radiocarbon analysis methods using synthetic known samples. Atmospheric Chemistry and Physics 23, 7495-7502.

6. Jiang, H., Li, J*., Tang, J., Cui, M., Zhao, S., Mo, Y., Tian, C., Zhang, X., Jiang, B., Liao, Y., Chen, Y., Zhang, G., 2022a. Molecular characteristics, sources, and formation pathways of organosulfur compounds in ambient aerosol in Guangzhou, South China. Atmospheric Chemistry and Physics 22, 6919-6935.

7. Jiang, H., Li, J*., Tang, J., Zhao, S., Chen, Y., Tian, C., Zhang, X., Jiang, B., Liao, Y., Zhang, G., 2022b. Factors Influencing the Molecular Compositions and Distributions of Atmospheric Nitrogen-Containing Compounds. Journal of Geophysical Research-Atmospheres 127.

8. Jiang, H., Tang, J., Li, J*., Zhao, S., Mo, Y., Tian, C., Zhang, X., Jiang, B., Liao, Y., Chen, Y., Zhang, G., 2022c. Molecular Signatures and Sources of Fluorescent Components in Atmospheric Organic Matter in South China. Environmental Science & Technology Letters 9, 913-920.

9. Jiang, H., Li, J*., Sun, R., Liu, G., Tian, C., Tang, J., Cheng, Z., Zhu, S., Zhong, G., Ding, X., Zhang, G., 2021a. Determining the Sources and Transport of Brown Carbon Using Radionuclide Tracers and Modeling. Journal of Geophysical Research-Atmospheres 126.

10. Jiang, H., Li, J*., Sun, R., Tian, C., Tang, J., Jiang, B., Liao, Y., Chen, C.-E., Zhang, G., 2021b. Molecular Dynamics and Light Absorption Properties of Atmospheric Dissolved Organic Matter. Environmental Science & Technology 55, 10268-10279.

11. Mo, Y., Li, J*., Cheng, Z., Zhong, G., Zhu, S., Tian, C., Chen, Y., Zhang, G*., 2021. Dual Carbon Isotope-Based Source Apportionment and Light Absorption Properties of Water-Soluble Organic Carbon in PM2.5 Over China. Journal of Geophysical Research-Atmospheres 126.

12. Wang, X., Li, J*., Sun, R., Jiang, H., Zong, Z., Tian, C., Xie, L., Li, Q., Jia, W., Peng, P.a., Zhang, G., 2021. Regional characteristics of atmospheric delta S-34-SO42- over three parts of Asia monitored by quartz wool-based passive samplers. Science of the Total Environment 778.

13. Jiang, H., Li, J*., Chen, D., Tang, J., Cheng, Z., Mo, Y., Su, T., Tian, C., Jiang, B., Liao, Y., Zhang, G., 2020. Biomass burning organic aerosols significantly influence the light absorption properties of polarity-dependent organic compounds in the Pearl River Delta Region, China. Environment International 144.

14. Tang, J., Li, J*., Su, T., Han, Y., Mo, Y., Jiang, H., Cui, M., Jiang, B., Chen, Y., Tang, J., Song, J., Peng, P.a., Zhang, G*., 2020. Molecular compositions and optical properties of dissolved brown carbon in biomass burning, coal combustion, and vehicle emission aerosols illuminated by excitation-emission matrix spectroscopy and Fourier transform ion cyclotron resonance mass spectrometry analysis. Atmospheric Chemistry and Physics 20, 2513-2532.

15. Zong, Z., Tan, Y., Wang, X., Tian, C*., Li, J*., Fang, Y., Chen, Y., Cui, S., Zhang, G., 2020a. Dual-modelling-based source apportionment of NOx in five Chinese megacities: Providing the isotopic footprint from 2013 to 2014. Environment International 137.

16. Zong, Z., Tian, C*., Li, J*., Syed, J.H., Zhang, W., Fang, Y., Jiang, Y., Nasir, J., Mansha, M., Rizvi, S.H.H., Shafiq, M., Bin Farhan, S., Zhang, G., 2020b. Isotopic Interpretation of Particulate Nitrate in the Metropolitan City of Karachi, Pakistan: Insight into the Oceanic Contribution to NOx. Environmental Science & Technology 54, 7787-7797.

17. Zhang, X., Li, J*., Mo, Y., Shen, C., Ding, P., Wang, N., Zhu, S., Cheng, Z., He, J., Tian, Y., Gao, S., Zhou, Q., Tian, C., Chen, Y., Zhang, G., 2019. Isolation and radiocarbon analysis of elemental carbon in atmospheric aerosols using hydropyrolysis. Atmospheric Environment 198, 381-386.

　　1.国家自然 科学基金重点项目，基于同位素技术量化降碳过程中大气污染物协同减排效能，No.42330715，2024.1.01-2028.12，223万元，项目负责人