Experiment: Nizkorodov Lab_20210929_Naphthalene/Nitric oxide_Hydroxyl radical_No Seed


Name: Nizkorodov Lab_20210929_Naphthalene/Nitric oxide_Hydroxyl radical_No Seed
Date: 2021-09-29

Nizkorodov Lab

Nizkorodov Chamber

Experiment Set
Reactive Oxygen Species formation project

Prepare SOA for ROS measurements

SOA was prepared and then collected for offline analysis

Experiment Details


  • 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: 6000000 (molecules_per_cubic_centimeter)
RO2 Main Fate: NO
RO2 Lifetime: (Seconds)

Data Set plots
Choose a file: Choose the X-Axis:

Experiment Set Details

Name: Reactive Oxygen Species formation project
Time format and units:
SOA was made from the photooxidation of APIN and naphthalene under high and low NOx conditions to test for reactive oxygen species formation.



Principal investigator:

Sergey Nizkorodov
E-mail: nizkorod@uci.edu

Data Manager:

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


Reactant Compound type Concentration Concentration units
Naphthalene (931) 200 Parts Per Billion
Nitric oxide (145068) 700 Parts Per Billion

20210929_timeline.csv Timeline

Time Action
10:30 Turned on Instruments
11:18 Injected H2O2
11:22 Injected Precursor
11:32 Injected NO
11:33 Turned on Lamps
14:33 Turned off Lamps
14:33 Began collecting for ROS measurements
17:24 Stopped collecting

Light Flux Characterizations:
Particle Loss Characterizations:
Vapor Loss Characterizations:

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: