郑轩，男，特聘研究员，深圳市高层次专业技术后备级人才。2016年6月毕业于清华大学环境科学与工程专业，获博士学位；2018年6月从清华大学环境学院博士后出站，同年7月进入beat365体育官网平台化学与环境工程专业工作。

1）机动车尾气污染物排放测试方法研究、排放特征分析

          机动车台架测试及有机全组分排放解析

            大样本车队跟车测试及排放表征

            机动车实际道路车载测试

2）城市机动车排放清单及排放模型研究

            全路网机动车污染物动态排放表征

           机动车瞬态排放速率与速度修正拟合

3）大气环境污染物特征研究及人体健康风险评价

       加油站VOCs排放特征及人体健康影响

1) He, X., Zheng, X.*, Zhang, S., Wang, X., Chen, T., Zhang, X., ... & Wu, Y.* (2022). Comprehensive characterization of the particulate IVOCs and SVOCs from heavy-duty diesel vehicles using two-dimensional gas chromatography time-of-flight mass spectrometry. Atmospheric Chemistry and Physics Discussions, 1-20.

2) Zeng, L., Yang, B., Xiao, S., Yan, M., Cai, Y., Liu, B., Zheng, X.* & Wu, Y. (2022). Species profiles, in-situ photochemistry and health risk of volatile organic compounds in the gasoline service station in China. Science of The Total Environment, 842, 156813.

3) Chen, T., Zheng, X.*, He, X.*, You, Y., Huang, G., Cao, Y., ... & Wu, Y. (2022). Comprehensive characterization of polycyclic aromatic hydrocarbon emissions from heavy-duty diesel vehicles utilizing GC× GC-ToF-MS. Science of The Total Environment, 833, 155127.

4) He, X., Zheng, X.*, You, Y., Zhang, S., Zhao, B., Wang, X., ... & Wu, Y. (2022). Comprehensive chemical characterization of gaseous I/SVOC emissions from heavy-duty diesel vehicles using two-dimensional gas chromatography time-of-flight mass spectrometry. Environmental Pollution, 119284.

5) Chen, W., Cao, X., Ran, H., Chen, T., Yang, B., & Zheng, X. * (2022). Concentration and source allocation of black carbon by AE-33 model in urban area of Shenzhen, southern China. Journal of Environmental Health Science and Engineering, 1-15.

6) Zheng, X., He, L., He, X., Zhang, S., Cao, Y., Hao, J., & Wu, Y. (2021). Real-time black carbon emissions from light-duty passenger vehicles using a portable emissions measurement system. Engineering.

7) Chen, W., Wang, J., Cao, X., Ran, H., Teng, D., Chen, J., ... & Zheng, X.* (2021). Possibility of using multiscale normalized difference vegetation index data for the assessment of total suspended solids (TSS) concentrations in surface water: A specific case of scale issues in remote sensing. Environmental Research, 194, 110636.

8) Chen, W., Ran, H., Cao, X., Wang, J., Teng, D., Chen, J., & Zheng, X.* (2020). Estimating PM_2.5 with high-resolution 1-km AOD data and an improved machine learning model over Shenzhen, China. Science of The Total Environment, 746, 141093.

9) Zheng, X., Lu, S., Yang, L., Yan, M., Xu, G., Wu, X., ... & Wu, Y. (2020). Real-world fuel consumption of light-duty passenger vehicles using on-board diagnostic (OBD) systems. Frontiers of Environmental Science & Engineering, 14(2), 1-10.

10) Zheng, X., Wu, X., He, L., Guo, X., & Wu, Y. (2019). Black carbon emissions from light-duty passenger vehicles using ethanol blended gasoline fuels. Aerosol and Air Quality Research, 19(7), 1645-1654.

11) Zheng, X., Zhang, S., Wu, Y., Xu, G., Hu, J., He, L., ... & Hao, J. (2018). Measurement of particulate polycyclic aromatic hydrocarbon emissions from gasoline light-duty passenger vehicles. Journal of Cleaner Production, 185, 797-804.

12) Zheng, X., Wu, Y., Zhang, S., He, L., & Hao, J. (2018). Evaluating real-world emissions of light-duty gasoline vehicles with deactivated three-way catalyst converters. Atmospheric Pollution Research, 9(1), 126-132.

13) Zheng, X., Zhang, S., Wu, Y., Zhang, K. M., Wu, X., Li, Z., & Hao, J. (2017). Characteristics of black carbon emissions from in-use light-duty passenger vehicles. Environmental Pollution, 231, 348-356.

14) Zheng, X., Wu, Y., Zhang, S., Hu, J., Zhang, K. M., Li, Z., ... & Hao, J. (2017). Characterizing particulate polycyclic aromatic hydrocarbon emissions from diesel vehicles using a portable emissions measurement system. Scientific reports, 7(1), 1-12.

15) Zheng, X., Wu, Y., Zhang, S., Baldauf, R. W., Zhang, K. M., Hu, J., ... & Hao, J. (2016). Joint measurements of black carbon and particle mass for heavy-duty diesel vehicles using a portable emission measurement system. Atmospheric Environment, 141, 435-442.

16) Zheng, X., Wu, Y., Jiang, J., Zhang, S., Liu, H., Song, S., ... & Hao, J. (2015). Characteristics of on-road diesel vehicles: black carbon emissions in Chinese cities based on portable emissions measurement. Environmental science & technology, 49(22), 13492-13500.

17) 陈婷，何潇，陈文倩，颜敏，徐光仪，郑轩*. 基于车载测试的轻型汽车排放特征. 环境工程技术学报,2022,12(4):1033-1040.

18) 郑轩，陈素华，杨柳，王志石，吴烨. 澳门交通环境细颗粒物中PAHs污染特征研究. 中国科技论文在线. 2011, 6, 460-464.

主持的科研项目:

1）机动车排放特征及其道路边与全球影响的先进技术研究，国家重点研发计划，430.84万元，2016-2019

2）柴油车中等和半挥发性有机组分排放特征研究，国家自然科学基金面上项目，60万元，2020-2023

3）轻型汽油车实际道路黑碳排放特征研究，国家自然科学基金青年项目，25万元，2018-2021

4）基于车载测试的重型柴油车多环芳烃排放特征研究，中国博士后科学基金一等资助项目，8万元，2017-2018

5）机动车挥发性有机组分排放特征研究，深圳市科创委基础研究项目，30万元，2020-2020
6）重型货车实际道路排放因子及精准治理政策研究，深圳市生态环境局，50万元，2019-2021

7）深圳市机动车排放因子测试，横向课题，30万元，2019-2021.

8）机动车挥发性有机组分排放测试，横向课题，10万元，2020-2021

作为技术负责人或重要参与人参加的科研项目：

1）区域机动车排放综合控制和绿色交通管理技术研究，国家重点研发计划，2017-2020

2）中国大气PM_2.5污染防治策略与技术途径，中国工程院重大咨询，2013-2014

3）防治京津冀区域大气复合污染的联防联控战略研究，中国工程院重大咨询，2014-2016

4）建立基于排放-交通二维动态大数据的重点区域高分辨率机动车排放清单，国家自然科学基金重点项目，2016-2019

5）空气污染治理：柴油车排放污染特征与控制策略研究，国家自然科学基金优青项目，2014-2016

2018年度清华大学“优秀博士后”