Results 1 to 10 of about 3,727,608 (358)

Mantle redox state drives outgassing chemistry and atmospheric composition of rocky planets. [PDF]

open access: yesSci Rep, 2020
Volcanic degassing of planetary interiors has important implications for their corresponding atmospheres. The oxidation state of rocky interiors affects the volatile partitioning during mantle melting and subsequent volatile speciation near the surface ...
Ortenzi G   +10 more
europepmc   +2 more sources

Venus Atmospheric Composition <i>in situ</i> Data: A Compilation. [PDF]

open access: yesEarth Space Sci, 2019
The Venus atmosphere is of significant interest yet only rudimentary solid data have been gathered about its composition and chemistry. These measurements are scattered through time and place and are limited by parameters such as resolution and error ...
Johnson NM, de Oliveira MRR.
europepmc   +2 more sources

Interpreting the Atmospheric Composition of Exoplanets: Sensitivity to Planet Formation Assumptions [PDF]

open access: yesAstrophysical Journal, 2022
Constraining planet formation based on the atmospheric composition of exoplanets is a fundamental goal of the exoplanet community. Existing studies commonly try to constrain atmospheric abundances, or to analyze what abundance patterns a given ...
P. Mollière   +15 more
semanticscholar   +1 more source

Effects of marine fuel sulfur restrictions on particle number concentrations and size distributions in ship plumes in the Baltic Sea [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Exhaust emissions from shipping are a major contributor to particle concentrations in coastal and marine areas. Previously, the marine fuel sulfur content (FSC) was restricted globally to 4.5 m/m%, but the limit was changed to 3.5 m/m% at the beginning ...
S. D. Seppälä   +7 more
doaj   +1 more source

3D modelling of the impact of stellar activity on tidally locked terrestrial exoplanets: atmospheric composition and habitability [PDF]

open access: yesMonthly notices of the Royal Astronomical Society, 2022
Stellar flares present challenges to the potential habitability of terrestrial planets orbiting M dwarf stars through inducing changes in the atmospheric composition and irradiating the planet’s surface in large amounts of ultraviolet light. To examine
R. Ridgway   +9 more
semanticscholar   +1 more source

In-depth characterization of submicron particulate matter inter-annual variations at a street canyon site in northern Europe [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Atmospheric aerosols play an important role in air pollution. Aerosol particle chemical composition is highly variable depending on the season, hour of the day, day of the week, meteorology, and location of the measurement site.
L. M. F. Barreira   +12 more
doaj   +1 more source

Sesquiterpenes dominate monoterpenes in northern wetland emissions [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
We have studied biogenic volatile organic compound (BVOC) emissions and their ambient concentrations at a sub-Arctic wetland (Lompolojänkkä, Finland), which is an open, nutrient-rich sedge fen and a part of the Pallas-Sodankylä Global Atmosphere Watch ...
H. Hellén   +7 more
doaj   +1 more source

Atmospheric composition and climate impacts of a future hydrogen economy

open access: yesAtmospheric Chemistry and Physics, 2023
. Hydrogen is expected to play a key role in the global energy transition to net zero emissions in many scenarios. However, fugitive emissions of hydrogen into the atmosphere during its production, storage, distribution and use could reduce the climate ...
N. Warwick   +6 more
semanticscholar   +1 more source

Undetected biogenic volatile organic compounds from Norway spruce drive total ozone reactivity measurements [PDF]

open access: yesAtmospheric Chemistry and Physics, 2023
Biogenic volatile organic compounds (BVOCs) are continuously emitted from terrestrial vegetation into the atmosphere and react with various atmospheric oxidants, with ozone being an important one.
S. J. Thomas   +5 more
doaj   +1 more source

Characterization of volatile organic compounds and submicron organic aerosol in a traffic environment [PDF]

open access: yesAtmospheric Chemistry and Physics, 2023
Urban air consists of a complex mixture of gaseous and particulate species from anthropogenic and biogenic sources that are further processed in the atmosphere.
S. Saarikoski   +15 more
doaj   +1 more source

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