Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Mengtian Cheng"'
Publikováno v:
Journal of Environmental Sciences. 102:207-215
Atmospheric extinction is impacted by the chemical composition of particles. To better understand the chemical composition of PM2.5 (particles with diameters of less than 2.5 μm) and its relationship with extinction, one-month sampling campaigns wer
Autor:
Leilei Cong, Xiaojuan Huang, Mengtian Cheng, B. X. Liu, Chao Liu, Junke Zhang, Yuesi Wang, Guiqian Tang, Guang-Xuan Yan, Wenkang Gao, Jin Zhang, Yinghong Wang
Publikováno v:
Journal of Environmental Sciences. 100:1-10
Following the implementation of the strictest clean air policies to date in Beijing, the physicochemical characteristics and sources of PM2.5 have changed over the past few years. To improve pollution reduction policies and subsequent air quality fur
Autor:
Jiaxin Wang, Yang Zhang, Yanzhi Liang, Kangjie Ma, Wei Huang, Jianan Zou, Mengtian Cheng, Dongping Bai, Yuan Yang, Renjian Zhang, Yuesi Wang, Wenkang Gao, Nana Li, Honglei Wang
Publikováno v:
Atmospheric Pollution Research. 12:89-99
Based on the data of air pollutants in a typical regional haze pollution episode over North China Plain (NCP) in November 2018, Positive matrix factorization (PMF), potential source contribution function (PSCF) and concentration-weighted trajectory (
Autor:
Mengtian Cheng, Dongsheng Ji, Hongbo Fu, Zirui Liu, Yuesi Wang, Shuzhen Shi, Shuanghong Yang, Yuzhu Xie, Wenkang Gao, Jianming Chen, Meng Gao, Bo Hu
Publikováno v:
Science of The Total Environment. 687:1073-1086
Fine particle explosive growth (FPEG) events are frequently observed in heavy haze episodes in Beijing, the characteristics and formation mechanism of which remain not fully understood. In this study, a five year (2013–2017) online observation was
Autor:
Yuanhang Zhang, Gehui Wang, Yuesi Wang, Rongrong Shen, Dongsheng Ji, Lili Wang, Wenkang Gao, Zhengyu Gong, Jiming Hao, Zirui Liu, Wenjie Li, Shuai Wang, Mengtian Cheng, Guiqian Tang, Shili Tian, Tao Song
Publikováno v:
Science China Earth Sciences. 62:1857-1871
Accurate determination of the atmospheric particulate matter mass concentration and chemical composition is helpful in exploring the causes and sources of atmospheric enthalpy pollution and in evaluating the rationality of environmental air quality c
Autor:
Huan Yu, Junlin An, Yang Yang, Wei Zhao, Mengtian Cheng, Xingqin An, Guiqian Tang, Yinghong Wang, Bo Hu, Lili Wang, Wenkang Gao, Yuesi Wang, Xin Li
Publikováno v:
Journal of Environmental Sciences. 83:152-160
The structure of the boundary layer affects the evolution of ozone (O3), and research into this structure will provide important insights for understanding photochemical pollution. In this study, we conducted a one-month observation (from June 15 to
Publikováno v:
Journal of environmental sciences (China). 102
Atmospheric extinction is impacted by the chemical composition of particles. To better understand the chemical composition of PM
Autor:
Xiaojuan, Huang, Guiqian, Tang, Junke, Zhang, Baoxian, Liu, Chao, Liu, Jin, Zhang, Leilei, Cong, Mengtian, Cheng, Guangxuan, Yan, Wenkang, Gao, Yinghong, Wang, Yuesi, Wang
Publikováno v:
Journal of environmental sciences (China). 100
Following the implementation of the strictest clean air policies to date in Beijing, the physicochemical characteristics and sources of PM
Autor:
Christoph Münkel, Xiaowan Zhu, Bo Hu, Jinyuan Xin, Xingqin An, Guocheng Wang, Mengtian Cheng, Feng Lv, Klaus Schäfer, Guiqian Tang, Yuesi Wang, Xin Li
Publikováno v:
Atmospheric Research. 209:204-211
To investigate the spatial representativeness of mixing layer height (MLH) observations in the North China Plain (NCP), we performed several successive MLH measurements with ceilometers from 2013 to 2017, and the MLH observation data were analyzed at
Autor:
Christoph Münkel, Mengtian Cheng, Zirui Liu, Guiqian Tang, Lili Wang, Jie Wei, Xiaowan Zhu, Yuesi Wang, Xin Li
Publikováno v:
Journal of Environmental Sciences. 70:37-44
The thermal internal boundary layer (TIBL) is associated with coastal pollution dispersion, which can result in high concentrations of air pollutants near the surface of the Earth. In this study, boundary layer height data which were obtained using a