Investigating the characteristics and source analyses of PM2. 5 seasonal variations in Chengdu, Southwest China

L Kong, Q Tan, M Feng, Y Qu, J An, X Liu, N Cheng… - Chemosphere, 2020 - Elsevier
In 2015, comprehensive observations were carried out in Chengdu, Sichuan Province,
China, to elucidate the seasonal variation characteristics of the concentrations, chemical …

Characteristics and source apportionment of PM2. 5 during persistent extreme haze events in Chengdu, southwest China

L Li, Q Tan, Y Zhang, M Feng, Y Qu, J An, X Liu - Environmental Pollution, 2017 - Elsevier
Based on detailed data from Chengdu Plain (CP) from 6 January to 16 January, two typical
haze episodes were analyzed to clarify the haze formation mechanism in winter. Weather …

A review of hygroscopic growth factors of submicron aerosols from different sources and its implication for calculation of lung deposition efficiency of ambient aerosols

TV Vu, JM Delgado-Saborit, RM Harrison - Air Quality, Atmosphere & …, 2015 - Springer
Hygroscopic properties are an important parameter in determining the atmospheric
behaviour of aerosols and their optical properties, influencing the direct and indirect effect of …

Chemical characteristics of brown carbon in atmospheric particles at a suburban site near Guangzhou, China

YM Qin, HB Tan, YJ Li, ZJ Li… - Atmospheric …, 2018 - acp.copernicus.org
Light-absorbing organic carbon (or brown carbon, BrC) in atmospheric particles has
received much attention for its potential role in global radiative forcing. While a number of …

Long-term air pollution characteristics and multi-scale meteorological factor variability analysis of mega-mountain cities in the Chengdu-Chongqing economic circle

X Li, LC Abdullah, S Sobri, MS Md Said… - Water, Air, & Soil …, 2023 - Springer
Currently, air quality has become central to global environmental policymaking. As a typical
mountain megacity in the Cheng-Yu region, the air pollution in Chongqing is unique and …

An analysis of aerosol liquid water content and related impact factors in Pearl River Delta

H Tan, M Cai, Q Fan, L Liu, F Li, PW Chan… - Science of the Total …, 2017 - Elsevier
Aerosol liquid water content (ALWC) has an important effect on atmospheric visibility as well
as heterogeneous chemical reactions. In this paper, we used the data size-resolved particle …

Impact of relative humidity on visibility degradation during a haze event: A case study

H Deng, H Tan, F Li, M Cai, PW Chan, H Xu… - Science of the Total …, 2016 - Elsevier
Light scattering of aerosols depends on ambient relative humidity (RH) since hygroscopic
particles absorb significant water at high RH, and this results in low visibility. This paper …

Changes in visibility with PM2. 5 composition and relative humidity at a background site in the Pearl River Delta region

X Fu, X Wang, Q Hu, G Li, X Ding, Y Zhang… - Journal of environmental …, 2016 - Elsevier
Abstract In fall–winter, 2007–2013, visibility and light scattering coefficients (b sp) were
measured along with PM 2.5 mass concentrations and chemical compositions at a …

[HTML][HTML] Size-resolved hygroscopic behavior of atmospheric aerosols during heavy aerosol pollution episodes in Bei**g in December 2016

X Wang, XJ Shen, JY Sun, XY Zhang, YQ Wang… - Atmospheric …, 2018 - Elsevier
The size-resolved hygroscopic properties of submicron particles were observed by a
Hygroscopicity Tandem Differential Mobility Analyzer (HTDMA) at an urban site in Bei**g in …

Enhanced hydrophobicity and volatility of submicron aerosols under severe emission control conditions in Bei**g

Y Wang, F Zhang, Z Li, H Tan, H Xu… - Atmospheric …, 2017 - acp.copernicus.org
A series of strict emission control measures was implemented in Bei**g and the surrounding
seven provinces to ensure good air quality during the 2015 China Victory Day parade …