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Data · dataset · 2026

ICARUS Chamber Experiment: Nguyen Group_20210419_2-methylbut-3-ene-1,2-diol/OZONE_Ozone_Ammonium sulfate

Listed in National Center for Atmospheric Research

Goals: Oxidation product & SOA formation study on 2-methylbut-3-ene-1,2-diol (1,2-DHI) ozonolysis under humid (50% RH) conditions.

Description

Summary: 1,2-DHI and ammonium sulfate seed aerosol were injected into a humidified chamber and the bag was mixed and allowed to equilibrate. Ozone was injected over the course of 2 minutes with pulses of mixing air.

Ozonolysis and SOA formation were allowed to continue for ~5.5 hours before shutdown. At ~4:15 pm an MSMS scan of m/z 169 was performed to help identify this product. Organization: Nguyen Group Lab Affiliation: UC Davis Chamber: Tran's big bag of air Experiment Category: Gas phase chemical reaction, Aerosol formation Oxidant: Ozone Reactants: 2-methylbut-3-ene-1,2-diol, OZONE Reaction Type: Dark oxidation Relative Humidity: 56 Temperature: 22 Seed Name: Ammonium sulfate Pressure: 755

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Provenance · 1 source records, 10 field assertions
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National Center for Atmospheric Researchd171e4cf-d324-4859-b406-f8a846484c8913 d agoJSON v1
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concepts[field].local:field:chemistrymapping · data ucar educonnector:data_ucar_edu@1.0.0
concepts[field].local:field:earth-environmentalmapping · data ucar educonnector:data_ucar_edu@1.0.0
concepts[field].local:field:life-sciencesmapping · data ucar educonnector:data_ucar_edu@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data ucar educonnector:data_ucar_edu@1.0.0
concepts[field].local:field:social-sciencemapping · data ucar educonnector:data_ucar_edu@1.0.0
created_datesource · data ucar educonnector:data_ucar_edu@1.0.0
descriptionsource · data ucar educonnector:data_ucar_edu@1.0.0/notes
publication_datesource · data ucar educonnector:data_ucar_edu@1.0.0
titlesource · data ucar educonnector:data_ucar_edu@1.0.0/title
updated_datesource · data ucar educonnector:data_ucar_edu@1.0.0