Measuring atmospheric composition change

P Laj, J Klausen, M Bilde, C Plass-Duelmer… - Atmospheric …, 2009 - Elsevier
Scientific findings from the last decades have clearly highlighted the need for a more
comprehensive approach to atmospheric change processes. In fact, observation of …

Isotope ratio studies of atmospheric organic compounds: Principles, methods, applications and potential

I Gensch, A Kiendler-Scharr, J Rudolph - International journal of mass …, 2014 - Elsevier
In the atmosphere, both gas and particle phase organic trace compounds (OTC) have
multiple effects on air quality and climate. Gaps exist in a fundamental understanding of the …

Underestimated passive volcanic sulfur degassing implies overestimated anthropogenic aerosol forcing

UA Jongebloed, AJ Schauer, J Cole‐Dai… - Geophysical …, 2023 - Wiley Online Library
The Arctic is warming at almost four times the global rate. An estimated sixty percent of
greenhouse‐gas‐induced Arctic warming has been offset by anthropogenic aerosols, but …

Biogenic, anthropogenic and sea salt sulfate size-segregated aerosols in the Arctic summer

R Ghahreman, AL Norman, JPD Abbatt… - Atmospheric …, 2016 - acp.copernicus.org
Size-segregated aerosol sulfate concentrations were measured on board the Canadian
Coast Guard Ship (CCGS) Amundsen in the Arctic during July 2014. The objective of this …

Sulfur isotope fractionation during oxidation of sulfur dioxide: gas-phase oxidation by OH radicals and aqueous oxidation by H2O2, O3 and iron catalysis

E Harris, B Sinha, P Hoppe, JN Crowley… - Atmospheric …, 2012 - acp.copernicus.org
The oxidation of SO 2 to sulfate is a key reaction in determining the role of sulfate in the
environment through its effect on aerosol size distribution and composition. Sulfur isotope …

Assessing the seasonal dynamics of nitrate and sulfate aerosols at the South Pole utilizing stable isotopes

WW Walters, G Michalski, JK Böhlke… - Journal of …, 2019 - Wiley Online Library
Abstract Atmospheric nitrate (NO3−= particulate NO3−+ gas‐phase nitric acid [HNO3]) and
sulfate (SO42−) are key molecules that play important roles in numerous atmospheric …

Deciphering 13C and 34S Isotopes of Organosulfates in Urban Aerosols by FT-ICR Mass Spectrometry

Q Xie, S Su, Y Dai, W Hu, S Yue, D Cao… - … & Technology Letters, 2022 - ACS Publications
Organosulfates (OSs) are some of the important components of secondary organic aerosols
in ambient air. However, little is known about the stable carbon and sulfur isotopic …

Sulfur isotope variability of oceanic DMSP generation and its contributions to marine biogenic sulfur emissions

H Oduro, KL Van Alstyne… - Proceedings of the …, 2012 - National Acad Sciences
Oceanic dimethylsulfoniopropionate (DMSP) is the precursor to dimethylsulfide (DMS),
which plays a role in climate regulation through transformation to methanesulfonic acid …

Aerosol sulphate and its oxidation on the Pacific NW coast: S and O isotopes in PM2. 5

AL Norman, K Anlauf, K Hayden, B Thompson… - Atmospheric …, 2006 - Elsevier
Sources of sulphate and oxidation pathways important to the formation of PM 2.5 during the
Pacific 2001 field campaign in Canada, were studied in diurnal samples from an urban …

Tracing industrial sulfur contributions to atmospheric sulfate deposition in the Athabasca oil sands region, Alberta, Canada

BC Proemse, B Mayer, ME Fenn - Applied Geochemistry, 2012 - Elsevier
Anthropogenic S emissions in the Athabasca oil sands region (AOSR) in Alberta, Canada,
affect SO4 deposition in close vicinity of industrial emitters. Between May 2008 and May …