Experiment: Nizkorodov Lab_20210904_Toluene/Nitric oxide_Hydroxyl radical_No Seed

Experiment

Name: Nizkorodov Lab_20210904_Toluene/Nitric oxide_Hydroxyl radical_No Seed
Date: 2021-09-04

Organization
Nizkorodov Lab

Chamber
Nizkorodov Chamber

Experiment Set
Toluene SOA Generation for matrix effects study

Goals
To produce toluene high NOx SOA for photochemical aging

Summary
Toluene high NOx SOA was produced for photochemical aging through the reaction of toluene with the hydroxyl radical (from H2O2) and NO.

Experiment Details

Categories:

  • Aerosol formation
Temperature: 21
Relative Humidity: 40
Seeded Experiment: No
Fuchs Adjusted Surface Area:
Condensation sink rate coefficient: 40
Reaction type:
Oxidant Name: Hydroxyl radical
Initial Oxidant Concentration Value: 1000000 (molecules_per_cubic_centimeter)
RO2 Main Fate: NO
RO2 Lifetime: (Seconds)
Pressure:

Data Sets

ID Instrument File  
4014 O3 Monitor 20210904_ozone.csv
4021 NOx Box 20210904_NOx.csv
4034 SMPS 20210904_mass.csv

Data Set plots
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Experiment Set Details

Name: Toluene SOA Generation for matrix effects study
Time format and units:
Description:
Toluene SOA was prepared by photooxidation under high-NOx conditions for subsequent photoaging in water, 1 M ammonium sulfate, and directly on the filter.

Collaborators:

  • Rachel O'Brien William and Mary

Download

Download this Experiment (14.46 KB)

Contacts

Principal investigator:

Sergey Nizkorodov
E-mail: nizkorod@uci.edu


Data Manager:

Alexandra Klodt
Phone: 6419541844
E-mail: aklodt@uci.edu

Reactants

Reactant Compound type Concentration Concentration units
Toluene (1140) 1500 Parts Per Billion
Nitric oxide (145068) 700 Parts Per Billion

20210904_timeline.csv Timeline

Time (hh:mm) Event Description
11:33 Experiment begin
11:35 Add oxidant
11:38 Add toluene
11:44 Add NO
11:44 turn on lights
15:03 lights off
15:03 collection begin
18:50 collection end

Citations
Cite this experiment: Publication associated with this experiment:

Characterizations
Light Flux Characterizations:
(None)
Particle Loss Characterizations:
(None)
Vapor Loss Characterizations:
(None)

Chamber Details

Name: Nizkorodov Chamber
Volume in cubic meters: 5.6
Shape: Rectangular Prism
Surface area in cubic meters: 20
Flow Mode: Batch
Flow through rate in liters per minute:
Body Material: Teflon
Body thickness: 8
Replacement date: 2014-06-18
Replacement frequency: As needed
Cleaning method: Flushing with air with UV lights on Oxidation
o3 background:
nox background:
Particle background in micrograms per cubic meter:
Air filtration method: FTIR purge air generator
Mixing method: 0
Mixing method material:
Temparature Control: No
Temparature measurements recorded: Yes
Temparature range (min degrees celcius): 22
Temparature range (max degrees celcius): 29
Humidity Control: Yes
Humidity Measurements Recorded: Yes
Relative humidity range (min percent): 0
Relative humidity range (max percent): 100
Particle experiment capability: 1
Lights: Yes
Light source type(s): UVB Lamps
Supplemental information:
Additional Notes: