Award Abstract # 1341628
Collaborative Research: High-resolution Study of Atmosphere, Ice, and Aerosol Interactions in Coastal Antarctica
| NSF Org: |
OPP
Office of Polar Programs (OPP)
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| Awardee: |
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| Initial Amendment Date: |
June 23, 2014 |
| Latest Amendment Date: |
June 23, 2014 |
| Award Number: |
1341628 |
| Award Instrument: |
Standard Grant |
| Program Manager: |
Peter Milne
OPP
Office of Polar Programs (OPP)
GEO
Directorate For Geosciences
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| Start Date: |
July 1, 2014 |
| End Date: |
June 30, 2018 (Estimated) |
| Total Intended Award Amount: |
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| Total Awarded Amount to Date: |
$359,830.00 |
| Funds Obligated to Date: |
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| History of Investigator: |
-
Lars
Kalnajs
(Principal Investigator)
kalnajs@colorado.edu
-
John
Cassano
(Co-Principal Investigator)
|
| Awardee Sponsored Research Office: |
University of Colorado at Boulder
3100 Marine Street, Room 481
Boulder
CO
US
80303-1058
(303)492-6221
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| Sponsor Congressional District: |
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| Primary Place of Performance: |
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Primary Place of Performance Congressional District: |
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| DUNS ID: |
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| Parent DUNS ID: |
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| NSF Program(s): |
ANTARCTIC OCEAN & ATMOSPH SCI
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| Primary Program Source: |
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| Program Reference Code(s): |
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| Program Element Code(s): |
5113
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| Award Agency Code: |
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| Fund Agency Code: |
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| CFDA Number(s): |
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ABSTRACT

Researchers seek to make high-resolution temporal and size distribution measurements of aerosol composition and size in the Ross Island region, coastal Antarctica. An Aerosol Mass Spectrometer (AMS) will be used to provide quantitative size and chemical mass loading information, in near real-time of non-refractory sub-micron aerosol particles such as sulfate, nitrate, chloride, ammonium, and organic carbon species. Additional measurements will include aerosol sizing with overlapping size ranges from 20 nm to 100 um, and particle into liquid sampling for bulk ionic compositional analysis of larger aerosol particles.
Advantages in continuous AMS monitoring of aerosol include being able to observe the episodic nature and short duration of new particle nucleation events, thus capturing the extreme variability of meteorological conditions expected in maritime Antarctica.
These aerosol measurements are likely to be of interest to other disciplines. Training of a post-doctoral associate, and research experience for a Polar-TREC participant are allied broader impacts.
PUBLICATIONS PRODUCED AS A RESULT OF THIS RESEARCH

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Giordano, M.R., Kalnajs, L., Avery, A., Goetz, J.D., Davis, S.M., and DeCarlo, P.F
"A missing source of aerosols in Antarctica ? beyond long-range transport, phytoplankton, and photochemistry"
Atmospheric Chemistry and Physics
, v.17
, 2017
https://doi.org/10.5194/acp-17-1-2017
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