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Data · dataset · 2026

ICARUS Chamber Experiment: Nguyen Group_20201002_ALPHA-PINENE/OZONE/hydrogen peroxide_Ozone_Ammonium sulfate_control_for_20200928

Listed in National Center for Atmospheric Research

Goals: To quantify the nitrooxy-hydroperoxide yield and the SOA yield from nighttime RO2+HO2-dominated NO3-initiated chemistry of a-pinene by adding H2O2 + ozone + NO2 to the chamber.

Description

This experiment serves as the "no-NO2" control for the experiment on 20200928, using the same parameters but without NO2, to examine just the ozonolysis chemistry.

Summary

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H2O2 and O3 were injected in the chamber and allowed to equilibrate. Ammonium sulfate seed particles were injected. Then a-pinene was injected and decayed by reaction with ozone.

Gas phase was monitored by CF3O- CIMS and particle formation by SMPS. 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: ALPHA-PINENE, OZONE, hydrogen peroxide Reaction Type: Dark oxidation Relative Humidity: 5 Temperature: 22 Seed Name: Ammonium sulfate Pressure: 755 Torr

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Provenance · 1 source records, 10 field assertions
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National Center for Atmospheric Research2ef7f5ab-124a-4992-84c9-2f833aa57c7210 d agoJSON v1
FieldAssertionExtractorEvidence
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