Advanced instrumental approaches for chemical characterization of indoor particulate matter

RMBO Duarte, JFP Gomes, X Querol… - Applied Spectroscopy …, 2022 - Taylor & Francis
Particulate matter (PM) is an important player of indoor air quality and a topic of great
interest in terms of public health. Deciphering the complex chemical composition of indoor …

[HTML][HTML] Contribution of water-soluble extracts to the oxidative and inflammatory effects of atmospheric aerosols: A critical review

AS Almeida, BM Neves, RMBO Duarte - Environmental Pollution, 2024 - Elsevier
Exposure to atmospheric particulate matter (PM) has been associated with heightened risks
of lung cancer, cardiovascular and respiratory diseases. PM exposure also affects the …

Characterization methods of ions and metals in particulate matter pollutants on PM2. 5 and PM10 samples from several emission sources

MA Correa, SA Franco, LM Gómez, D Aguiar… - Sustainability, 2023 - mdpi.com
This research investigated the current methods of characterization of ions and metals in
particulate matter pollutants from different emission sources. The study was conducted …

Oxidative potential of ambient PM2. 5 from São Paulo, Brazil: variations, associations with chemical components and source apportionment

E Serafeim, A Besis, A Kouras, CN Farias… - Atmospheric …, 2023 - Elsevier
The article presents the Dithiothreitol-based oxidative potential (OP DTT) of PM 2.5 from an
urban site in São Paulo, Brazil, in relation to its chemical composition focused on organic …

Origin and properties of soluble brown carbon in freshly emitted and aged ambient aerosols over an urban site in India

C Sarkar, C Venkataraman, S Yadav, HC Phuleria… - Environmental …, 2019 - Elsevier
This work investigates the absorption properties of soluble brown carbon (BrC), extracted in
methanol and water, from ambient aerosol (PM 10) samples, collected over an urban …

The interaction laws of atmospheric heavy metal ions and water-soluble organic compounds in PM2. 5 based on the excitation-emission matrix fluorescence …

X Wang, Y Qin, J Qin, Y Yang, T Qi, R Chen… - Journal of Hazardous …, 2021 - Elsevier
The excitation-emission matrix (EEM) fluorescence spectroscopy was used to characterize
the fluorescence properties of water-soluble organic compounds (WSOCs) in PM 2.5 …

Forest fires in the Brazilian Amazon and their effects on particulate matter concentration, size distribution, and chemical composition

MAM Costa, SS Amaral, TG Soares Neto… - Combustion Science …, 2023 - Taylor & Francis
The number of fires in the Brazilian Amazon rainforest has increased in recent years.
Particulate matter emitted from these fires can affect different locations, depending on air …

Application of parallel factor analysis model to decompose excitation-emission matrix fluorescence spectra for characterizing sources of water-soluble brown carbon in …

H Wang, L Zhang, T Huo, B Wang, F Yang… - Atmospheric …, 2020 - Elsevier
The applicability of parallel factor analysis (PARAFAC) model for identifying potential
sources of water-soluble brown carbon (BrC) in fine particulate matter (PM 2.5) using …

Multidimensional analytical characterization of water-soluble organic aerosols: challenges and new perspectives

RMBO Duarte, JTV Matos, AC Duarte - Applied Sciences, 2021 - mdpi.com
Water-soluble organic aerosols (OA) are an important component of air particles and one of
the key drivers that impact both climate and human health. Understanding the processes …

[HTML][HTML] Modeling study of the particulate matter in lima with the wrf-chem model: Case study of April 2016

OR Sánchez-Ccoyllo, CG Ordoñez-Aquino… - … journal of applied …, 2018 - ncbi.nlm.nih.gov
Abstract The Weather Research and Forecasting-Chemistry (WRF-Chem) model was used
to develop an operational air quality forecast system for the Metropolitan Area of Lima …