Measurements of Volatile Organic Compounds at a rural site in India: Variability and sources during the seasonal transition

S Sindhu, CD Jain, MV Ratnam, PR Sinha - Science of The Total …, 2023 - Elsevier
Abstract Volatile Organic Compounds (VOCs) play a vital role in tropospheric ozone
formation that controls the oxidative capacity of the troposphere. A total of 31 potential ozone …

Unveiling urban air quality dynamics during COVID-19: a Sentinel-5P TROPOMI hotspot analysis

A Mathew, PR Shekar, AT Nair, J Mallick, C Rathod… - Scientific Reports, 2024 - nature.com
In India, the spatial coverage of air pollution data is not homogeneous due to the regionally
restricted number of monitoring stations. In a such situation, utilising satellite data might …

Effects of long-distance transport on O3 and secondary inorganic aerosols formation in Qingdao, China

Y Yang, L Huang, Y Zhang, Y Liu, Y Sun, X Tuo… - Applied …, 2023 - Elsevier
This work presents a three-year continuous observation of ozone (O 3) and fine particle (PM
2.5), as well as their precursors in Qingdao, China, from September 2018 to August 2021 …

Elaborations of the influencing factors on the formation of secondary inorganic aerosols in a heavily polluted urban area of China

S Wang, Q Wang, T Zhang, S Liu, SSH Ho… - Journal of …, 2024 - Elsevier
In this study, online water-soluble inorganic ions were detected to deduce the formation
mechanism of secondary inorganic aerosol in Xianyang, China during wintertime. The …

Changes in tropospheric ozone concentration over Indo-Gangetic Plains: the role of meteorological parameters

S Payra, P Gupta, A Sarkar, R Bhatla… - … and Atmospheric Physics, 2022 - Springer
This study seeks to understand and quantify the changes in tropospheric ozone (O3) in
lower troposphere (LT), middle troposphere (MT) and upper middle troposphere (UMT) over …

Investigating the role of photochemistry and impact of regional and local contributions on gaseous pollutant concentrations (NO, NO2, O3, CO, and SO2) at urban and …

SE Chatoutsidou, M Lazaridis - Atmospheric Pollution Research, 2024 - Elsevier
Gaseous pollutant concentrations were monitored for one year in urban (NO, NO 2, O 3, CO,
and SO 2) and suburban (NO, NO 2, and O 3) sites. Common characteristics were identified …

[HTML][HTML] Spatial, temporal features and influence of meteorology on PM2. 5 and O3 association across urban and rural environments of India

AS Krishnaveni, BL Madhavan, CD Jain… - Atmospheric Environment …, 2024 - Elsevier
This study provides an extensive analysis of the spatio-temporal association between
particulate matter of 2.5 μm or less (PM 2.5) and ground-level Ozone (O 3) across four …

Temporal characterization of NOx and its relationship with O3 at a riverine site of Foshan

Y He, Y Pan, R Chen, S Fan… - Indoor and Built …, 2024 - journals.sagepub.com
Nitrogen dioxide (NO2) is a crucial precursor of tropospheric O3. This study undertakes
continuous measurements of nitric oxide (NO), nitrogen dioxide (NO2) and ozone (O3) at …

[HTML][HTML] A portable instrument for measurement of atmospheric Ox and NO2 based on cavity ring-down spectroscopy

J Tong, R Hu, C Hu, H Cai, C Lin, J Wang… - … and Oceanic Science …, 2024 - Elsevier
Atmospheric O x (nitrogen dioxide (NO 2)+ ozone (O 3)) can better reflect the local and
regional change characteristics of oxidants compared to O 3 alone, so obtaining O x …

Concentrações atmosféricas de gases e partículas: identificação de fontes locais e de transporte de longa distância nas cidades de médio porte de Botucatu (SP) e …

R Squizzato - 2022 - teses.usp.br
No Brasil, 22% da população brasileira vive em municípios com mais de 1 milhão de
habitantes, e esse percentual sobe para 57% quando consideramos cidades de médio …