Zobrazeno 1 - 10
of 223
pro vyhledávání: '"Pinhua Xie"'
Autor:
Jiangyi Zheng, Pinhua Xie, Xin Tian, Jin Xu, Min Qin, Feng Hu, Yinsheng Lv, Zhidong Zhang, Qiang Zhang, Wenqing Liu
Publikováno v:
Remote Sensing, Vol 16, Iss 9, p 1485 (2024)
Passive differential optical absorption spectroscopy (DOAS) is widely used to monitor the three-dimensional distribution of atmospheric pollutants. However, the observational and retrieval accuracy of this technique is significantly influenced by the
Externí odkaz:
https://doaj.org/article/fc48d3c3302e4711b4dc4ea93bc117b9
Autor:
Xin Tian, Mingsheng Chen, Pinhua Xie, Jin Xu, Ang Li, Bo Ren, Tianshu Zhang, Guangqiang Fan, Zijie Wang, Jiangyi Zheng, Wenqing Liu
Publikováno v:
Remote Sensing, Vol 15, Iss 22, p 5431 (2023)
In the Multi-Axis Differential Absorption Spectroscopy (MAX-DOAS) trace gas and aerosol profile inversion algorithm, the vertical resolution and the observation information obtained through a series of continuous observations with multiple elevation
Externí odkaz:
https://doaj.org/article/689dce1bf4aa4725bf40202d1eb55dbe
Autor:
Tao Wu, Renzhi Hu, Pinhua Xie, Lijie Zhang, Changjin Hu, Xiaoyan Liu, Jiawei Wang, Liujun Zhong, Jinzhao Tong, Wenqing Liu
Publikováno v:
Sensors, Vol 23, Iss 12, p 5643 (2023)
Formaldehyde (HCHO) is a tracer of volatile organic compounds (VOCs), and its concentration has gradually decreased with the reduction in VOC emissions in recent years, which puts forward higher requirements for the detection of trace HCHO. Therefore
Externí odkaz:
https://doaj.org/article/a7109f4d83cd408d9f445802ee3c6f37
Autor:
Chi Li, Xiaoguang Xu, Xiong Liu, Jun Wang, Kang Sun, Jos van Geffen, Qindan Zhu, Jianzhong Ma, Junli Jin, Kai Qin, Qin He, Pinhua Xie, Bo Ren, Ronald C. Cohen
Publikováno v:
Journal of Remote Sensing, Vol 2022 (2022)
Satellite retrievals of columnar nitrogen dioxide (NO2) are essential for the characterization of nitrogen oxides (NOx) processes and impacts. The requirements of modeled a priori profiles present an outstanding bottleneck in operational satellite NO
Externí odkaz:
https://doaj.org/article/d6a5339cae17406798bb95a583c5eabd
Publikováno v:
Atmosphere, Vol 13, Iss 8, p 1268 (2022)
NO3, NO2, O3, and relevant parameters were measured at a rural site on the North China Plain during June 2014. During the campaign, the average concentrations of NO3 and N2O5 were 4.8 ± 3.3 pptv and 30.5 ± 35.4 pptv, respectively. The average NO3 p
Externí odkaz:
https://doaj.org/article/63a5e224f47c4b79b132a9a50f91e765
Autor:
Jun Duan, Min Qin, Wu Fang, Zhitang Liao, Huaqiao Gui, Zheng Shi, Haining Yang, Fanhao Meng, Dou Shao, Jiaqi Hu, Baobin Han, Pinhua Xie, Wenqing Liu
Publikováno v:
Remote Sensing, Vol 14, Iss 16, p 3927 (2022)
Airport emissions have received increased attention because of their impact on atmospheric chemical processes, the microphysical properties of aerosols, and human health. At present, the assessment methods for airport pollution emission mainly involv
Externí odkaz:
https://doaj.org/article/f6356ec79d1549239e87e6424b5f940d
Autor:
Hongmei Ren, Ang Li, Pinhua Xie, Zhaokun Hu, Jin Xu, Yeyuan Huang, Xiaomei Li, Hongyan Zhong, Hairong Zhang, Xin Tian, Bo Ren, Shuai Wang, Wenxuan Chai, Chuanyao Du
Publikováno v:
Remote Sensing, Vol 13, Iss 24, p 5133 (2021)
Haze and dust pollution have a significant impact on human production, life, and health. In order to understand the pollution process, the study of these two pollution characteristics is important. In this study, a one-year observation was carried ou
Externí odkaz:
https://doaj.org/article/9fcbc15631374f379db137d8a8c5f0f7
Autor:
Hongmei Ren, Ang Li, Pinhua Xie, Zhaokun Hu, Jin Xu, Yeyuan Huang, Xiaomei Li, Hongyan Zhong, Xin Tian, Bo Ren, Hairong Zhang
Publikováno v:
Remote Sensing, Vol 13, Iss 9, p 1675 (2021)
Water vapor transport affects regional precipitation and climate change. The measurement of precipitable water (PW) and water vapor flux (WVF) is of great importance for the study of precipitation and water vapor transport. This study presented a new
Externí odkaz:
https://doaj.org/article/b9d2bd8f5c914f1ab4562206886a0bbd
Autor:
Xiaomei Li, Pinhua Xie, Ang Li, Jin Xu, Zhaokun Hu, Hongmei Ren, Hongyan Zhong, Bo Ren, Xin Tian, Yeyuan Huang, Wenxuan Chai, Shuai Wang, Qingbo Li
Publikováno v:
Remote Sensing, Vol 13, Iss 5, p 892 (2021)
This paper studied the method for converting the aerosol extinction to the mass concentration of particulate matter (PM) and obtained the spatio-temporal distribution and transportation of aerosol, nitrogen dioxide (NO2), sulfur dioxide (SO2), and fo
Externí odkaz:
https://doaj.org/article/7d86e14b7b454a19a086b3f26e43a93c
Autor:
Yeyuan Huang, Ang Li, Pinhua Xie, Zhaokun Hu, Jin Xu, Xiaoyi Fang, Hongmei Ren, Xiaomei Li, Bing Dang
Publikováno v:
Remote Sensing, Vol 12, Iss 16, p 2527 (2020)
NOX (NOX = NO + NO2) emissions measurements in Beijing are of great significance because they can aid in understanding how NOX pollution develops in mega-cities throughout China. However, NOX emissions in mega-cities are difficult to measure due to c
Externí odkaz:
https://doaj.org/article/af56e79949f0406fbb1a327219a033ac