A review of experimental techniques for aerosol hygroscopicity studies

<p>Hygroscopicity is one of the most important physicochemical properties of aerosol particles and also plays indispensable roles in many other scientific and technical fields. A myriad of experimental techniques, which differ in principles, configurations and cost, are available for investiga...

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Main Authors: M. Tang, C. K. Chan, Y. J. Li, H. Su, Q. Ma, Z. Wu, G. Zhang, Z. Wang, M. Ge, M. Hu, H. He, X. Wang
Format: Article
Language:English
Published: Copernicus Publications 2019-10-01
Series:Atmospheric Chemistry and Physics
Online Access:https://www.atmos-chem-phys.net/19/12631/2019/acp-19-12631-2019.pdf
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spelling doaj-5b1feee4a93246cb81dc9d7c048910ef2020-11-25T02:42:46ZengCopernicus PublicationsAtmospheric Chemistry and Physics1680-73161680-73242019-10-0119126311268610.5194/acp-19-12631-2019A review of experimental techniques for aerosol hygroscopicity studiesM. Tang0C. K. Chan1Y. J. Li2H. Su3H. Su4Q. Ma5Z. Wu6G. Zhang7Z. Wang8M. Ge9M. Hu10H. He11H. He12H. He13X. Wang14X. Wang15X. Wang16State Key Laboratory of Organic Geochemistry and Guangdong Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, ChinaSchool of Energy and Environment, City University of Hong Kong, Kowloon, Hong Kong, ChinaDepartment of Civil and Environmental Engineering, Faculty of Science and Technology, University of Macau, Avenida da Universidade, Taipa, Macau, ChinaCenter for Air Pollution and Climate Change Research, Institute for Environmental and Climate Research, Jinan University, Guangzhou 511443, ChinaDepartment of Multiphase Chemistry, Max Planck Institute for Chemistry, Mainz 55118, GermanyState Key Joint Laboratory of Environment Simulation and Pollution Control, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, ChinaState Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Peking University, Beijing 100871, ChinaState Key Laboratory of Organic Geochemistry and Guangdong Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, ChinaDepartment of Civil and Environmental Engineering, Hong Kong Polytechnic University, Hong Kong, ChinaState Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, ChinaState Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Peking University, Beijing 100871, ChinaState Key Joint Laboratory of Environment Simulation and Pollution Control, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, ChinaUniversity of Chinese Academy of Sciences, Beijing 100049, ChinaCenter for Excellence in Regional Atmospheric Environment, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, ChinaState Key Laboratory of Organic Geochemistry and Guangdong Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, ChinaUniversity of Chinese Academy of Sciences, Beijing 100049, ChinaCenter for Excellence in Regional Atmospheric Environment, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, China<p>Hygroscopicity is one of the most important physicochemical properties of aerosol particles and also plays indispensable roles in many other scientific and technical fields. A myriad of experimental techniques, which differ in principles, configurations and cost, are available for investigating aerosol hygroscopicity under subsaturated conditions (i.e., relative humidity below 100&thinsp;%). A comprehensive review of these techniques is provided in this paper, in which experimental techniques are broadly classified into four categories, according to the way samples under investigation are prepared. For each technique, we describe its operation principle and typical configuration, use representative examples reported in previous work to illustrate how this technique can help better understand aerosol hygroscopicity, and discuss its advantages and disadvantages. In addition, future directions are outlined and discussed for further technical improvement and instrumental development.</p>https://www.atmos-chem-phys.net/19/12631/2019/acp-19-12631-2019.pdf
collection DOAJ
language English
format Article
sources DOAJ
author M. Tang
C. K. Chan
Y. J. Li
H. Su
H. Su
Q. Ma
Z. Wu
G. Zhang
Z. Wang
M. Ge
M. Hu
H. He
H. He
H. He
X. Wang
X. Wang
X. Wang
spellingShingle M. Tang
C. K. Chan
Y. J. Li
H. Su
H. Su
Q. Ma
Z. Wu
G. Zhang
Z. Wang
M. Ge
M. Hu
H. He
H. He
H. He
X. Wang
X. Wang
X. Wang
A review of experimental techniques for aerosol hygroscopicity studies
Atmospheric Chemistry and Physics
author_facet M. Tang
C. K. Chan
Y. J. Li
H. Su
H. Su
Q. Ma
Z. Wu
G. Zhang
Z. Wang
M. Ge
M. Hu
H. He
H. He
H. He
X. Wang
X. Wang
X. Wang
author_sort M. Tang
title A review of experimental techniques for aerosol hygroscopicity studies
title_short A review of experimental techniques for aerosol hygroscopicity studies
title_full A review of experimental techniques for aerosol hygroscopicity studies
title_fullStr A review of experimental techniques for aerosol hygroscopicity studies
title_full_unstemmed A review of experimental techniques for aerosol hygroscopicity studies
title_sort review of experimental techniques for aerosol hygroscopicity studies
publisher Copernicus Publications
series Atmospheric Chemistry and Physics
issn 1680-7316
1680-7324
publishDate 2019-10-01
description <p>Hygroscopicity is one of the most important physicochemical properties of aerosol particles and also plays indispensable roles in many other scientific and technical fields. A myriad of experimental techniques, which differ in principles, configurations and cost, are available for investigating aerosol hygroscopicity under subsaturated conditions (i.e., relative humidity below 100&thinsp;%). A comprehensive review of these techniques is provided in this paper, in which experimental techniques are broadly classified into four categories, according to the way samples under investigation are prepared. For each technique, we describe its operation principle and typical configuration, use representative examples reported in previous work to illustrate how this technique can help better understand aerosol hygroscopicity, and discuss its advantages and disadvantages. In addition, future directions are outlined and discussed for further technical improvement and instrumental development.</p>
url https://www.atmos-chem-phys.net/19/12631/2019/acp-19-12631-2019.pdf
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