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Users Ask for New Arctic Aerosol Measurements, and ARM Listens
ARM installs set of aerosol instruments at neighboring NOAA facility in Utqiaġvik, Alaska ARM aerosol instruments are now installed at a NOAA facility at Utqiaġvik, Alaska, near ARM’s North Slope of Alaska atmospheric observatory. The instruments are an aerosol chemical speciation monitor (taking up most of this rack), an aerodynamic particle sizer (on a shelf…
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ARM Expands Collection of Merged Aerosol Size Distribution Data
The plots show a selection of hand-labeled quality assessments (good, indeterminate, and bad) for MERGEDSMPSAPS aerosol size distributions from ARM data. These distributions and labels were used to train the MERGEDSMPSAPSML value-added product. The Atmospheric Radiation Measurement (ARM) user facility currently operates at least four instruments that measure a portion of the ambient aerosol size…
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Merged Aerosol Size Distribution Product Available for Evaluation
This is an example of the merged size distribution VAP input (SMPS, APS) and output data from November 2021 at the Southern Great Plains atmospheric observatory. The data are averaged to a 1-hour time resolution to improve the VAP data quality. The Atmospheric Radiation Measurement (ARM) user facility currently operates at least four instruments that…