Trifluoroacetic acid: toxicity, sources, sinks and future prospects

MA Garavagno, R Holland, MAH Khan, AJ Orr-Ewing… - Sustainability, 2024 - mdpi.com
Trifluoroacetic acid (TFA) is a known and persistent pollutant in the environment. Although
several direct anthropogenic sources exist, production from the atmospheric degradation of …

Exploring atmospheric free-radical chemistry in China: the self-cleansing capacity and the formation of secondary air pollution

K Lu, S Guo, Z Tan, H Wang, D Shang… - National Science …, 2019 - academic.oup.com
Since 1971, it has been known that the atmospheric free radicals play a pivotal role in
maintaining the oxidizing power of the troposphere. The existence of the oxidizing power is …

[HTML][HTML] Worsening urban ozone pollution in China from 2013 to 2017–Part 2: The effects of emission changes and implications for multi-pollutant control

Y Liu, T Wang - Atmospheric Chemistry and Physics, 2020 - acp.copernicus.org
The Chinese government launched the Air Pollution Prevention and Control Action Plan in
2013, and various stringent measures have since been implemented, which have resulted in …

Exploring ozone pollution in Chengdu, southwestern China: A case study from radical chemistry to O3-VOC-NOx sensitivity

Z Tan, K Lu, M Jiang, R Su, H Dong, L Zeng… - Science of the Total …, 2018 - Elsevier
We present the in-situ measurements in Chengdu, a major city in south west of China, in
September 2016. The concentrations of ozone and its precursor were measured at four …

Fast photochemistry in wintertime haze: consequences for pollution mitigation strategies

K Lu, H Fuchs, A Hofzumahaus, Z Tan… - Environmental …, 2019 - ACS Publications
In contrast to summer smog, the contribution of photochemistry to the formation of winter
haze in northern mid-to-high latitude is generally assumed to be minor due to reduced solar …

Radical chemistry at a rural site (Wangdu) in the North China Plain: observation and model calculations of OH, HO2 and RO2 radicals

Z Tan, H Fuchs, K Lu, A Hofzumahaus… - Atmospheric …, 2017 - acp.copernicus.org
A comprehensive field campaign was carried out in summer 2014 in Wangdu, located in the
North China Plain. A month of continuous OH, HO 2 and RO 2 measurements was achieved …

[HTML][HTML] Daytime atmospheric oxidation capacity in four Chinese megacities during the photochemically polluted season: a case study based on box model simulation

Z Tan, K Lu, M Jiang, R Su, H Wang… - Atmospheric …, 2019 - acp.copernicus.org
Atmospheric oxidation capacity is the basis for converting freshly emitted substances into
secondary products and is dominated by reactions involving hydroxyl radicals (OH) during …

Wintertime photochemistry in Bei**g: observations of ROx radical concentrations in the North China Plain during the BEST-ONE campaign

Z Tan, F Rohrer, K Lu, X Ma, B Bohn… - Atmospheric …, 2018 - acp.copernicus.org
The first wintertime in situ measurements of hydroxyl (OH), hydroperoxy (HO 2) and organic
peroxy (RO 2) radicals (RO x= OH+ HO 2+ RO 2) in combination with observations of total …

Exploring the severe winter haze in Bei**g: the impact of synoptic weather, regional transport and heterogeneous reactions

GJ Zheng, FK Duan, H Su, YL Ma… - Atmospheric …, 2015 - acp.copernicus.org
Extreme haze episodes repeatedly shrouded Bei**g during the winter of 2012–2013,
causing major environmental and health problems. To better understand these extreme …

Variability of nitrogen oxide emission fluxes and lifetimes estimated from Sentinel-5P TROPOMI observations

K Lange, A Richter, JP Burrows - Atmospheric Chemistry and …, 2022 - acp.copernicus.org
Satellite observations of the high-resolution TROPOspheric Monitoring Instrument
(TROPOMI) on Sentinel-5 Precursor can be used to observe nitrogen dioxide (NO2) at city …