Molecular composition and source apportionment of fine organic aerosols in Northeast China
Sign Up to like & getrecommendations! Published in 2020 at "Atmospheric Environment"
DOI: 10.1016/j.atmosenv.2020.117722
Abstract: Abstract We examined the characteristics and source apportionment of organic aerosols in ambient PM2.5 samples collected during the late autumn in Changchun, Northeast China. 8 compound classes (>90 individual species) were detected in the aerosol… read more here.
Keywords: biomass burning; organic aerosols; source apportionment; northeast china ... See more keywords
Degradation of indoor limonene by outdoor ozone: A cascade of secondary organic aerosols.
Sign Up to like & getrecommendations! Published in 2017 at "Environmental pollution"
DOI: 10.1016/j.envpol.2017.04.030
Abstract: In indoor air, terpene-ozone reactions can form secondary organic aerosols (SOA) in a transient process. 'Real world' measurements conducted in a furnished room without air conditioning were modelled involving the indoor background of airborne particulate… read more here.
Keywords: organic aerosols; secondary organic; outdoor ozone; indoor air ... See more keywords
Effects of combustion condition and biomass type on the light absorption of fine organic aerosols from fresh biomass burning emissions over Korea.
Sign Up to like & getrecommendations! Published in 2020 at "Environmental pollution"
DOI: 10.1016/j.envpol.2020.114841
Abstract: In this study, the light absorption properties of fine organic aerosols from the burning emissions of four biomass materials were examined using UV-spectrophotometry and Aethalometer-measurements, respectively. For wood chips and palm trees, the burning experiments… read more here.
Keywords: absorption; organic aerosols; biomass; combustion ... See more keywords
Interaction dust – plasma in Titan's ionosphere: An experimental simulation of aerosols erosion
Sign Up to like & getrecommendations! Published in 2020 at "Icarus"
DOI: 10.1016/j.icarus.2020.113741
Abstract: Abstract Organic aerosols accumulated in Titan's orange haze start forming in its ionosphere. This upper part of the atmosphere is highly reactive and complex ion chemistry takes place at altitudes from 1200 to 900 km. The… read more here.
Keywords: organic aerosols; plasma; interaction dust; hydrogen ... See more keywords
A review of secondary organic aerosols formation focusing on organosulfates and organic nitrates.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2022.128406
Abstract: Secondary organic aerosols (SOA) are crucial constitution of fine particulate matter (PM), which are mainly derived from photochemical oxidation products of primary organic matter and volatile organic compounds (VOCs), and can induce terrible impacts to… read more here.
Keywords: review secondary; organic nitrates; organic aerosols; soa formation ... See more keywords
Vibrational dynamic and spectroscopic molecular parameters of trans-Methylglyoxal, a gaseous precursor of secondary organic aerosols
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Molecular Spectroscopy"
DOI: 10.1016/j.jms.2017.12.007
Abstract: Abstract Methylglyoxal is a secondary product of oxidation of isoprene and as such one of the most abundant α -dicarbonyls present in the atmosphere. Due to its low vapor pressure, it is highly suspected to… read more here.
Keywords: organic aerosols; secondary organic; dynamic spectroscopic; vibrational dynamic ... See more keywords
Superoxide Release by Macrophages through NADPH Oxidase Activation Dominating Chemistry by Isoprene Secondary Organic Aerosols and Quinones to Cause Oxidative Damage on Membranes
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science & Technology"
DOI: 10.1021/acs.est.2c03987
Abstract: Oxidative stress mediated by reactive oxygen species (ROS) is a key process for adverse aerosol health effects. Secondary organic aerosols (SOA) account for a major fraction of fine particulate matter, and their inhalation and deposition… read more here.
Keywords: oxidative damage; chemistry; isoprene; organic aerosols ... See more keywords
Chronic Exposure to Secondary Organic Aerosols Causes Lung Tissue Damage.
Sign Up to like & getrecommendations! Published in 2023 at "Environmental science & technology"
DOI: 10.1021/acs.est.2c08753
Abstract: Recently, secondary organic aerosols (SOAs) emerged as a predominant component of fine particulate matter. However, the pathogenic mechanism(s) of SOAs are still poorly understood. Herein, we show that chronic exposure of mice to SOAs resulted… read more here.
Keywords: lung tissue; organic aerosols; tissue; chronic exposure ... See more keywords
Unexpectedly Efficient Aging of Organic Aerosols Mediated by Autoxidation.
Sign Up to like & getrecommendations! Published in 2023 at "Environmental science & technology"
DOI: 10.1021/acs.est.2c09773
Abstract: Multiphase oxidative aging is a ubiquitous process for atmospheric organic aerosols (OA). But its kinetics was often found to be slow in previous laboratory studies where high hydroxyl radical concentrations ([•OH]) were used. In this… read more here.
Keywords: efficient aging; oxidation; autoxidation; organic aerosols ... See more keywords
High Contribution of Nonfossil Sources to Submicrometer Organic Aerosols in Beijing, China.
Sign Up to like & getrecommendations! Published in 2017 at "Environmental science & technology"
DOI: 10.1021/acs.est.7b01517
Abstract: Source apportionment of organic carbon (OC) and elemental carbon (EC) from PM1 (particulate matter with a diameter equal to or smaller than 1 μm) in Beijing, China was carried out using radiocarbon (14C) measurement. Despite… read more here.
Keywords: beijing china; organic aerosols; contribution; fossil fuel ... See more keywords
Temperature‐ and Humidity‐Dependent Phase States of Secondary Organic Aerosols
Sign Up to like & getrecommendations! Published in 2019 at "Geophysical Research Letters"
DOI: 10.1029/2018gl080563
Abstract: Viscosity of monoterpene‐derived secondary organic aerosols (SOAs) as a function of temperature and relative humidity (RH), and dry SOA glass transition temperatures are reported. Viscosity was measured using coalescence time scales of synthesized 100 nm… read more here.
Keywords: temperature humidity; viscosity; temperature; organic aerosols ... See more keywords