Themed collection Atmospheric chemistry

92 items - Showing page 1 of 2
Perspective

A perspective on iron (Fe) in the atmosphere: air quality, climate, and the ocean

We engage in research motivated by climate change and the impacts of pollution on air, water, and human health. The scientific community need to improve communication and knowledge exchange across disciplines to address pressing research questions holistically.

Graphical abstract: A perspective on iron (Fe) in the atmosphere: air quality, climate, and the ocean
From the themed collection: Atmospheric chemistry
Critical Review

PFAS on atmospheric aerosol particles: a review

PFAS are detected in particulate matter around the world.

Graphical abstract: PFAS on atmospheric aerosol particles: a review
Critical Review

Impact of global warming on regional cycling of mercury and persistent organic pollutants on the Tibetan Plateau: current progress and future prospects

Global warming profoundly affects not only mountainous and polar environments, but also the global and regional cycling of pollutants.

Graphical abstract: Impact of global warming on regional cycling of mercury and persistent organic pollutants on the Tibetan Plateau: current progress and future prospects
From the themed collection: Atmospheric chemistry
Critical Review

The oxidative potential of fresh and aged elemental carbon-containing airborne particles: a review

EC-containing airborne particles have diverse oxidative potentials dependent on their physical and chemical properties, which can be also changed by atmospheric aging processes.

Graphical abstract: The oxidative potential of fresh and aged elemental carbon-containing airborne particles: a review
From the themed collection: Atmospheric chemistry
Critical Review

Secondary organic aerosol formation from monocyclic aromatic hydrocarbons: insights from laboratory studies

This review summarizes in detail the current knowledge in the chemical compositions, formation mechanisms, and physicochemical properties of secondary organic aerosols formed from monocyclic aromatic hydrocarbons.

Graphical abstract: Secondary organic aerosol formation from monocyclic aromatic hydrocarbons: insights from laboratory studies
From the themed collection: Atmospheric chemistry
Critical Review

Atmospheric sea-salt and halogen cycles in the Antarctic

Atmospheric sea-salt and halogen cycles play important roles in atmospheric science and chemistry including cloud processes and oxidation capacity in the Antarctic troposphere.

Graphical abstract: Atmospheric sea-salt and halogen cycles in the Antarctic
From the themed collection: Atmospheric chemistry
Critical Review

A review of aerosol chemistry in Asia: insights from aerosol mass spectrometer measurements

Aerosol mass spectrometer has been widely deployed in Asia for real-time characterization of aerosol chemistry, and has significantly improved our understanding of the sources, properties, and formation processes of aerosols in a complex environment.

Graphical abstract: A review of aerosol chemistry in Asia: insights from aerosol mass spectrometer measurements
From the themed collection: Atmospheric chemistry
Open Access Critical Review

The atmospheric chemistry of indoor environments

The review article summarizes the wide variety of atmospheric chemistry phenomena that occur indoors.

Graphical abstract: The atmospheric chemistry of indoor environments
From the themed collection: Atmospheric chemistry
Open Access Critical Review

Illuminating the dark side of indoor oxidants

A review of the current understanding of oxidants and their precursors in indoor environments.

Graphical abstract: Illuminating the dark side of indoor oxidants
From the themed collection: Atmospheric chemistry
Critical Review

Modelling consortium for chemistry of indoor environments (MOCCIE): integrating chemical processes from molecular to room scales

We report on the development of a modelling consortium for chemistry in indoor environments that connects models over a range of spatial and temporal scales, from molecular to room scales and from sub-nanosecond to days, respectively.

Graphical abstract: Modelling consortium for chemistry of indoor environments (MOCCIE): integrating chemical processes from molecular to room scales
From the themed collection: Atmospheric chemistry
Critical Review

Overview on the spatial–temporal characteristics of the ozone formation regime in China

Ozone (O3), a main component in photochemical smog, is a secondary pollutant formed through complex photochemical reactions involving nitrogen oxides (NOx) and volatile organic compounds (VOCs).

Graphical abstract: Overview on the spatial–temporal characteristics of the ozone formation regime in China
From the themed collection: Atmospheric chemistry
Open Access Critical Review

Isocyanic acid (HNCO) and its fate in the atmosphere: a review

Isocyanic acid (HNCO) has recently been identified in ambient air at potentially concerning concentrations for human health. Since its first atmospheric detection, significant progress has been made in understanding its sources and sinks.

Graphical abstract: Isocyanic acid (HNCO) and its fate in the atmosphere: a review
From the themed collection: Atmospheric chemistry
Paper

New insights into the mechanism and kinetics of the addition reaction of unsaturated Criegee intermediates to CF3COOH and tropospheric implications

When the unsaturated CIs at the C[double bond, length as m-dash]C-terminal vinyl electrophilic center react with the O[double bond, length as m-dash]C–OH moiety (TFA), a new adduct, TFAAAH, is formed, and it can act as a potential source of secondary organic aerosols (SOAs).

Graphical abstract: New insights into the mechanism and kinetics of the addition reaction of unsaturated Criegee intermediates to CF3COOH and tropospheric implications
From the themed collection: Atmospheric chemistry
Open Access Paper

Does green mean clean? Volatile organic emissions from regular versus green cleaning products

Cleaning products emit a range of volatile organic compounds (VOCs), including some which are hazardous or can undergo chemical transformations to generate harmful secondary pollutants.

Graphical abstract: Does green mean clean? Volatile organic emissions from regular versus green cleaning products
From the themed collection: Recent Open Access Articles
Paper

Composition of indoor organic surface films in residences: simulating the influence of sources, partitioning, particle deposition, and air exchange

Monte Carlo simulations of long-term indoor organic surface film growth were done. Film composition was resolved by volatility, particle deposition or gas absorption formation mechanisms, and indoor source process.

Graphical abstract: Composition of indoor organic surface films in residences: simulating the influence of sources, partitioning, particle deposition, and air exchange
From the themed collection: Atmospheric chemistry
Paper

Wildfire plume ageing in the Photochemical Large Aerosol Chamber (PHOTO-LAC)

We establish laboratory-photochemical ageing in the 1800 m3 environmental chamber “PHOTO-LAC” to study the atmospheric processing of dense wildfire plumes.

Graphical abstract: Wildfire plume ageing in the Photochemical Large Aerosol Chamber (PHOTO-LAC)
From the themed collection: Atmospheric chemistry
Paper

Kinetics of hypochlorous acid reactions with organic and chloride-containing tropospheric aerosol

This study describes laboratory experiments on the reaction HOCl with chloride-containing aerosol and aerosol containing selected organic compounds with and without chloride.

Graphical abstract: Kinetics of hypochlorous acid reactions with organic and chloride-containing tropospheric aerosol
Paper

Wildfires in the western United States are mobilizing PM2.5-associated nutrients and may be contributing to downwind cyanobacteria blooms

Wildfire activity is increasing in the continental U.S. and can be linked to climate change effects and nutrient emissions, with potential effects on downwind ecosystems.

Graphical abstract: Wildfires in the western United States are mobilizing PM2.5-associated nutrients and may be contributing to downwind cyanobacteria blooms
Paper

The fate of organic peroxides indoors: quantifying humidity-dependent uptake on naturally soiled indoor window glass

The effect of humidity on organic hydroperoxide (ROOH) removal from air to real indoor surface films was investigated. A novel flow reactor for studying uptake kinetics of indoor pollutants on indoor materials is introduced.

Graphical abstract: The fate of organic peroxides indoors: quantifying humidity-dependent uptake on naturally soiled indoor window glass
Paper

Indoor and outdoor air quality impacts of cooking and cleaning emissions from a commercial kitchen

Online gas- and particle-phase measurements in a commercial kitchen reveal exposure risks and outdoor air impacts during cooking and cleaning.

Graphical abstract: Indoor and outdoor air quality impacts of cooking and cleaning emissions from a commercial kitchen
From the themed collection: Atmospheric chemistry
Open Access Paper

Hydrogen peroxide emissions from surface cleaning in a single-family residence

High levels of reactive chemicals may be emitted to the indoor air during household surface cleaning, leading to poorer air quality and potential health hazards.

Graphical abstract: Hydrogen peroxide emissions from surface cleaning in a single-family residence
From the themed collection: Recent Open Access Articles
Open Access Paper

The impact of plug-in fragrance diffusers on residential indoor VOC concentrations

The effect of adding a plug-in air freshener into 60 houses was hard to detect due to pre-existing VOCs from other sources; in homes with low ventilation rates however small increases in monoterpenes were seen, consistent with emission rates.

Graphical abstract: The impact of plug-in fragrance diffusers on residential indoor VOC concentrations
From the themed collection: Recent Open Access Articles
Open Access Paper

Seasonal and latitudinal variability in the atmospheric concentrations of cyclic volatile methyl siloxanes in the Northern Hemisphere

The spatial and temporal patterns in the concentrations of D4, D5 and D6 in the atmosphere measured with passive samplers along a European and a Canadian transect are largely consistent with the current understanding of their atmospheric fate.

Graphical abstract: Seasonal and latitudinal variability in the atmospheric concentrations of cyclic volatile methyl siloxanes in the Northern Hemisphere
From the themed collection: Recent Open Access Articles
Paper

Emerging investigator series: an instrument to measure and speciate the total reactive nitrogen budget indoors: description and field measurements

A robust and quantitative instrument that measures total gas-phase reactive nitrogen (tNr) has been developed for indoor air quality surveys. It can focus on NOx, HONO, and NH3 levels indoors, from the complete tNr budget, on timescales of 5–20 min.

Graphical abstract: Emerging investigator series: an instrument to measure and speciate the total reactive nitrogen budget indoors: description and field measurements
Open Access Paper

Kinetics of the nitrate-mediated photooxidation of monocarboxylic acids in the aqueous phase

This work highlights how the pH of the atmospheric aqueous phase can influence the degradation of carboxylic acids during nitrate-mediated photooxidation.

Graphical abstract: Kinetics of the nitrate-mediated photooxidation of monocarboxylic acids in the aqueous phase
Paper

Gaseous and soil OCPs and PCBs along the Indus River, Pakistan: spatial patterns and air–soil gradients

Results of this study indicate the contribution of regional as well local sources towards long range atmospheric transport (LRAT) of persistent organic pollutants (POPs) to the colder areas of Pakistan, where these act as a secondary source of POPs.

Graphical abstract: Gaseous and soil OCPs and PCBs along the Indus River, Pakistan: spatial patterns and air–soil gradients
From the themed collection: Atmospheric chemistry
Open Access Paper

From the HOMEChem frying pan to the outdoor atmosphere: chemical composition, volatility distributions and fate of cooking aerosol

New measurements show that cooking aerosol released indoors can partition as it dilutes through a home and to the outdoor atmosphere, impacting both indoor and outdoor air quality.

Graphical abstract: From the HOMEChem frying pan to the outdoor atmosphere: chemical composition, volatility distributions and fate of cooking aerosol
From the themed collection: Atmospheric chemistry
Paper

Elevated levels of chloramines and chlorine detected near an indoor sports complex

Chlorinated cleaning products containing hypochlorous acid (HOCl) and hypochlorite ion (OCl) act as sources of toxic chloramines (NH2Cl, NHCl2, NCl3) and atmospheric oxidant precursors (i.e. Cl2) which impact air quality.

Graphical abstract: Elevated levels of chloramines and chlorine detected near an indoor sports complex
From the themed collection: Atmospheric chemistry
Paper

Exploring controls on perfluorocarboxylic acid (PFCA) gas–particle partitioning using a model with observational constraints

The atmospheric fate of perfluorocarboxylic acids (PFCAs) has attracted much attention in recent decades due to the role of the atmosphere in global transport of these persistent chemicals.

Graphical abstract: Exploring controls on perfluorocarboxylic acid (PFCA) gas–particle partitioning using a model with observational constraints
Paper

Aqueous processing of water-soluble organic compounds in the eastern United States during winter

The uptake of WSOCg from biomass burning into ALW results in compounds that remain in the particle phase upon drying.

Graphical abstract: Aqueous processing of water-soluble organic compounds in the eastern United States during winter
Paper

Hygroscopicity of nitrogen-containing organic carbon compounds: o-aminophenol and p-aminophenol

As nitrogen-containing organic carbon of atmospheric relevance, the water uptake of two phenolic compounds, o-aminophenol and p-aminophenol, is investigated under sub- and supersaturated conditions through the lens of aerosol-cloud interactions.

Graphical abstract: Hygroscopicity of nitrogen-containing organic carbon compounds: o-aminophenol and p-aminophenol
From the themed collection: Atmospheric chemistry
Paper

Iodine emission from the reactive uptake of ozone to simulated seawater

We suggest a re-evaluation of two reaction rate constants to be able to better model iodine emission from the ozonolysis of iodide in the presence of chloride.

Graphical abstract: Iodine emission from the reactive uptake of ozone to simulated seawater
Paper

Kinetics of oligomer-forming reactions involving the major functional groups present in atmospheric secondary organic aerosol particles

Measurements of the kinetics of accretion reactions involving organic compounds typical of those present in atmospheric aerosol particles demonstrate the potential importance of peroxyhemiacetal and ester formation in a single organic phase and in phase-separated organic/aqueous mixtures containing a sulfuric acid catalyst.

Graphical abstract: Kinetics of oligomer-forming reactions involving the major functional groups present in atmospheric secondary organic aerosol particles
Paper

Molecular investigation of the multi-phase photochemistry of Fe(III)–citrate in aqueous solution

The comprehensive reaction mechanism of FeIII–citrate multiphase photochemistry and formation of unexplored colloidal reaction products that contribute to terrestrial light-absorbing materials.

Graphical abstract: Molecular investigation of the multi-phase photochemistry of Fe(iii)–citrate in aqueous solution
From the themed collection: Atmospheric chemistry
Paper

pH affects the aqueous-phase nitrate-mediated photooxidation of phenolic compounds: implications for brown carbon formation and evolution

This work highlights how the pH of the atmospheric aqueous phase can influence the reactivities of phenolic compounds and brown carbon formation/evolution during nitrate-mediated photooxidation.

Graphical abstract: pH affects the aqueous-phase nitrate-mediated photooxidation of phenolic compounds: implications for brown carbon formation and evolution
From the themed collection: Atmospheric chemistry
Paper

Formation pathways of aldehydes from heated cooking oils

We studied the mechanisms of cooking oil decomposition that lead to emission of aldehydes, an important group of air pollutants, from food cooking.

Graphical abstract: Formation pathways of aldehydes from heated cooking oils
Open Access Paper

Near-source hypochlorous acid emissions from indoor bleach cleaning

Cleaning surfaces with sodium hypochlorite (NaOCl) bleach can lead to high levels of gaseous chlorine (Cl2) and hypochlorous acid (HOCl); these have high oxidative capacities and are linked to respiratory issues.

Graphical abstract: Near-source hypochlorous acid emissions from indoor bleach cleaning
From the themed collection: Recent Open Access Articles
Paper

Legacy and emerging airborne per- and polyfluoroalkyl substances (PFAS) collected on PM2.5 filters in close proximity to a fluoropolymer manufacturing facility

Large fluoropolymer manufacturing plants are major sources of per- and polyfluoroalkyl substances (PFAS) to the environment; we measured legacy and emerging PFAS in air to provide insights into near-source PFAS profiles.

Graphical abstract: Legacy and emerging airborne per- and polyfluoroalkyl substances (PFAS) collected on PM2.5 filters in close proximity to a fluoropolymer manufacturing facility
Paper

Indoor partitioning and potential thirdhand exposure to carbonyl flavoring agents added in e-cigarettes and hookah tobacco

The residents are likely to experience harmful thirdhand exposure due to the indoor partitioning of flavoring agents added to the e-cigarettes and hookah tobacco.

Graphical abstract: Indoor partitioning and potential thirdhand exposure to carbonyl flavoring agents added in e-cigarettes and hookah tobacco
Paper

Air quality trends in rural India: analysis of NO2 pollution using satellite measurements

India is a country with more than 67% of its population (947 million) residing in rural areas and 33% in urban areas (472 million) as of 2020.

Graphical abstract: Air quality trends in rural India: analysis of NO2 pollution using satellite measurements
From the themed collection: Atmospheric chemistry
Paper

Direct measurement of the deposition of submicron soot particles on leaves of Platanus acerifolia tree

Submicron soot particles (<1.0 μm in aerodynamic diameter) are responsible for global warming and health burdens worldwide.

Graphical abstract: Direct measurement of the deposition of submicron soot particles on leaves of Platanus acerifolia tree
From the themed collection: Atmospheric chemistry
Paper

Partitioning of reactive oxygen species from indoor surfaces to indoor aerosols

Ozone chemistry taking place on indoor surfaces is predicted to increase inhalation exposure of reactive oxygen species in indoor aerosols.

Graphical abstract: Partitioning of reactive oxygen species from indoor surfaces to indoor aerosols
From the themed collection: Atmospheric chemistry
Paper

Emerging investigator series: ozone uptake by urban road dust and first evidence for chlorine activation during ozone uptake by agro-based anti-icer: implications for wintertime air quality in high-latitude urban environments

In this study, we report the heterogeneous chemistry of ozone with urban road dust and anti-icer. We present a novel pathway for chlorine activation during ozone uptake by anti-icer and discuss its potential air quality impacts in cold-climate urban regions.

Graphical abstract: Emerging investigator series: ozone uptake by urban road dust and first evidence for chlorine activation during ozone uptake by agro-based anti-icer: implications for wintertime air quality in high-latitude urban environments
Open Access Paper

The dependence of soot particle ice nucleation ability on its volatile content

The removal of volatile content enhances the ice nucleation of soot particles by increasing the particle porosity and surface wettability.

Graphical abstract: The dependence of soot particle ice nucleation ability on its volatile content
Paper

Effect of calcium on enhanced carbon capture potential of coal fly ash zeolites. Part II: a study on the adsorption mechanisms

The conversion of coal fly ash to zeolites is a sustainable solution for its utilization. One important issue is to clarify the effect of coal fly ash composition on the carbon sequestration potential of the derived zeolites.

Graphical abstract: Effect of calcium on enhanced carbon capture potential of coal fly ash zeolites. Part II: a study on the adsorption mechanisms
From the themed collection: Atmospheric chemistry
Paper

A new theoretical investigation on ·OH initiated oxidation of acephate in the environment: mechanism, kinetics, and toxicity

The degradation of acephate by OH radicals in the environment.

Graphical abstract: A new theoretical investigation on ·OH initiated oxidation of acephate in the environment: mechanism, kinetics, and toxicity
From the themed collection: Atmospheric chemistry
Paper

Falling nickel concentrations in ambient air in South Wales – 50 years of progress

The effect on population exposure of falling nickel concentrations in air in the Swansea Valley over the last 50 years is assessed.

Graphical abstract: Falling nickel concentrations in ambient air in South Wales – 50 years of progress
From the themed collection: Atmospheric chemistry
Open Access Paper

Quantification and physical analysis of nanoparticle emissions from a marine engine using different fuels and a laboratory wet scrubber

A marine test-bed diesel engine was used to study how international fuel sulfur content (FSC) regulations and wet scrubbing can affect physical properties of submicron exhaust particles.

Graphical abstract: Quantification and physical analysis of nanoparticle emissions from a marine engine using different fuels and a laboratory wet scrubber
From the themed collection: Recent Open Access Articles
Paper

Impact of atmospheric anthropogenic nitrogen on new production in the northern Indian Ocean: constrained based on satellite aerosol optical depth and particulate nitrogen levels

Deposition of atmospheric pollutants enhances soluble reactive nitrogen by 1.7 and 0.9 TgN per year in the Arabian Sea and Bay of Bengal, respectively, leading to an increase in primary production.

Graphical abstract: Impact of atmospheric anthropogenic nitrogen on new production in the northern Indian Ocean: constrained based on satellite aerosol optical depth and particulate nitrogen levels
From the themed collection: Atmospheric chemistry
Paper

Phase state of organic aerosols may limit temperature-driven thermodynamic repartitioning following outdoor-to-indoor transport

Monte Carlo simulations suggest that organic aerosol repartitioning during transport indoors is often kinetically limited due to a low bulk diffusivity, but liquid and some semisolid particles can achieve equilibrium repartitioning during indoor particle lifetimes.

Graphical abstract: Phase state of organic aerosols may limit temperature-driven thermodynamic repartitioning following outdoor-to-indoor transport
Open Access Paper

Evaluating atmospheric mercury (Hg) uptake by vegetation in a chemistry-transport model

We study the uptake of atmospheric mercury by vegetation in a chemical transport model and available observations. Due to the importance of this sink in the global mercury cycle, perturbations to forested areas can elevate mercury risks.

Graphical abstract: Evaluating atmospheric mercury (Hg) uptake by vegetation in a chemistry-transport model
From the themed collection: Recent Open Access Articles
Paper

Reactive uptake of ozone to azo dyes in a coated-wall flow tube

Observations of reactive uptake of ozone to commercial azo dyes used in consumer products suggest multi-phase ozonolysis of azo dyes in the indoor environment.

Graphical abstract: Reactive uptake of ozone to azo dyes in a coated-wall flow tube
From the themed collection: Atmospheric chemistry
Open Access Paper

Mercury in air and soil on an urban-rural transect in East Africa

Spatially resolved atmospheric gaseous elemental mercury (GEM) concentrations from an urban area in the Southern Hemisphere are reported for the first time.

Graphical abstract: Mercury in air and soil on an urban-rural transect in East Africa
Open Access Paper

Emerging investigator series: aqueous-phase processing of atmospheric aerosol influences dissolution kinetics of metal ions in an urban background site in the Po Valley

Fog processing of atmospheric aerosol enhances the solubility and the dissolution kinetics of particle-bound metal ions.

Graphical abstract: Emerging investigator series: aqueous-phase processing of atmospheric aerosol influences dissolution kinetics of metal ions in an urban background site in the Po Valley
From the themed collection: Recent Open Access Articles
Paper

Causal discovery of drivers of surface ozone variability in Antarctica using a deep learning algorithm

We use a causal discovery algorithm based on a temporal convolution network (TCN) to discover the drivers of surface ozone variability over Antarctica.

Graphical abstract: Causal discovery of drivers of surface ozone variability in Antarctica using a deep learning algorithm
From the themed collection: Atmospheric chemistry
Paper

The Sea Spray Chemistry and Particle Evolution study (SeaSCAPE): overview and experimental methods

The SeaSCAPE campaign replicated the marine atmosphere in the laboratory to investigate the links between biological activity in the ocean and the properties of primary sea spray aerosols, volatile organic compounds, and secondary marine aerosols.

Graphical abstract: The Sea Spray Chemistry and Particle Evolution study (SeaSCAPE): overview and experimental methods
Paper

Identification of source areas of polycyclic aromatic hydrocarbons in Ulsan, South Korea, using hybrid receptor models and the conditional bivariate probability function

This study identifies the emission source areas for the atmospheric polycyclic aromatic hydrocarbons (PAHs) detected in Ulsan, South Korea.

Graphical abstract: Identification of source areas of polycyclic aromatic hydrocarbons in Ulsan, South Korea, using hybrid receptor models and the conditional bivariate probability function
From the themed collection: Atmospheric chemistry
Open Access Paper

Challenges and policy implications of long-term changes in mass absorption cross-section derived from equivalent black carbon and elemental carbon measurements in London and south-east England in 2014–2019

This paper concludes that mass absorption cross-section (MAC) values in London, UK have changed over time. It provides possible explanations and highlights implications for the interpretation of long-term trends.

Graphical abstract: Challenges and policy implications of long-term changes in mass absorption cross-section derived from equivalent black carbon and elemental carbon measurements in London and south-east England in 2014–2019
Paper

Kinetics of the oxidation of ammonia and amines with hydroxyl radicals in the aqueous phase

The aqueous phase oxidation of ammonia and alkyl amines by OH is pH-dependent and can impact their atmospheric lifetime.

Graphical abstract: Kinetics of the oxidation of ammonia and amines with hydroxyl radicals in the aqueous phase
Paper

Atmospheric mercury sources in a coastal-urban environment: a case study in Boston, Massachusetts, USA

Fugitive emissions of mercury from unknown point and/or nonpoint sources are underestimated in current inventories.

Graphical abstract: Atmospheric mercury sources in a coastal-urban environment: a case study in Boston, Massachusetts, USA
Paper

Importance of meteorology and chemistry in determining air pollutant levels during COVID-19 lockdown in Indian cities

Comparison of diurnally-average NOx pre- and during phase-I lockdown in two Indian cities. This work highlights that ambient levels post-lockdown were a complex interaction between emissions, meteorology, and chemistry.

Graphical abstract: Importance of meteorology and chemistry in determining air pollutant levels during COVID-19 lockdown in Indian cities
From the themed collection: Atmospheric chemistry
Paper

Interaction process between gaseous CH3I and NaCl particles: implication for iodine dispersion in the atmosphere

Gaseous iodomethane (CH3I) once emitted in the atmosphere will interact very little with sea salt aerosol particles. However, a low amount of CH3I is irreversibly adsorbed at the particle surface.

Graphical abstract: Interaction process between gaseous CH3I and NaCl particles: implication for iodine dispersion in the atmosphere
From the themed collection: Atmospheric chemistry
Open Access Paper

Determination of acrolein in ambient air and in the atmosphere of environmental test chambers

Acrolein is released by several sources into indoor air. As it impacts human health, an easy-to-handle, fast and robust method with low detection limits is needed.

Graphical abstract: Determination of acrolein in ambient air and in the atmosphere of environmental test chambers
From the themed collection: Recent Open Access Articles
Paper

Geochemical characteristics of rare earth elements in windowsill dust in Baotou, China: influence of the smelting industry on levels and composition

Smelting is one of the main sources of rare earth elements (REEs) in large scale smelting regions that have been neglected before.

Graphical abstract: Geochemical characteristics of rare earth elements in windowsill dust in Baotou, China: influence of the smelting industry on levels and composition
From the themed collection: Atmospheric chemistry
Paper

Emerging investigator series: heterogeneous OH oxidation of primary brown carbon aerosol: effects of relative humidity and volatility

Changes in the composition and absorptivity of primary brown carbon aerosol generated from smoldering pine were measured during exposure to hydroxyl radical in a photo-reaction chamber.

Graphical abstract: Emerging investigator series: heterogeneous OH oxidation of primary brown carbon aerosol: effects of relative humidity and volatility
From the themed collection: Atmospheric chemistry
Open Access Paper

Secondary organic aerosol tracers and related polar organic compounds between urban and rural areas in the Eastern Mediterranean region: source apportionment and the influence of atmospheric oxidants

The formation, abundance and sources of secondary organic aerosol markers and other related polar organic species were investigated at two Eastern Mediterranean sites.

Graphical abstract: Secondary organic aerosol tracers and related polar organic compounds between urban and rural areas in the Eastern Mediterranean region: source apportionment and the influence of atmospheric oxidants
From the themed collection: Atmospheric chemistry
Paper

Seasonal variability of trace elements in fine particulate matter (PM2.5) in a coastal city of northern Poland – profile analysis and source identification

A large group of trace elements (Al, As, Cd, Co, Cr, Cu, Fe, Mn, Mo, Ni, Pb, Ti, V, Zn) was measured for the first time in 226 air samples collected at the coastal monitoring station in Gdynia (northern Poland), in the period from January 12th to August 30th, 2019.

Graphical abstract: Seasonal variability of trace elements in fine particulate matter (PM2.5) in a coastal city of northern Poland – profile analysis and source identification
From the themed collection: Atmospheric chemistry
Paper

Indoor aerosol water content and phase state in U.S. residences: impacts of relative humidity, aerosol mass and composition, and mechanical system operation

Hygroscopic particulate matter constituents promote uptake of aerosol water, depending on relative humidity, which can constrain qualities such as organic aerosol phase state and inorganic aerosol deliquescence and efflorescence.

Graphical abstract: Indoor aerosol water content and phase state in U.S. residences: impacts of relative humidity, aerosol mass and composition, and mechanical system operation
From the themed collection: Atmospheric chemistry
Paper

Evidence for brown carbon absorption over the Bay of Bengal during the southwest monsoon season: a possible oceanic source

Light-absorbing brown carbon aerosols can have a marine origin over the coastal oceans and are likely associated with the sea salt component emitted from the ocean surface – significantly contributes to aerosol radiative forcing.

Graphical abstract: Evidence for brown carbon absorption over the Bay of Bengal during the southwest monsoon season: a possible oceanic source
From the themed collection: Atmospheric chemistry
Paper

Photodecay of guaiacol is faster in ice, and even more rapid on ice, than in aqueous solution

Guaiacol photodegradation rate constants in solution, liquid-like regions in ice (frozen solutions), and at the air–ice interface (vapor-deposited to snow).

Graphical abstract: Photodecay of guaiacol is faster in ice, and even more rapid on ice, than in aqueous solution
From the themed collection: Atmospheric chemistry
92 items - Showing page 1 of 2

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This web collection features research articles published in Environmental Science: Processes & Impacts focussed on atmospheric chemistry.

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