Particle Loss Characterization #21 - 2019-03-13
ID:
21
Name:
PWL_near_20190313
Instrument:
Scanning Mobility Particle Sizer (#372)
Chamber:
Georgia Tech Environmental Chamber (Near)
Temperature (°C):
22
Relative humidity (%):
5
Particle composition:
- Ammonium sulfate
Particle measurement size range:
17.5-982.2
Particle generation method:
Atomized using TSI 3076 aerosol generator. Aerosol was passed through the diffusion dryer and neutralizer
Date of characterization experiment:
2019-03-13
Months since calibration:
Wall loss experiment description:
Ammonium sulfate seed injected at dark chamber.
Wall loss rates calculation method:
Size-dependent beta was calculated for the characterization
Frequency of particle loss experiments:
Wall loss correction description:
Decay rate fastest around 200-400nm
Link to supplemental information:
Additional notes:
Characterization data file:
20190313_Wall_Loss_Near_Rivera_summary.csv
Experiments
ID | Name | Start date | Experiment Category | Reaction Type | Reactant(s) | Oxidant Name | Temperature | Humidity | Type of Seed | RO2 Main Fate | Data Sets (count) | Actions |
---|---|---|---|---|---|---|---|---|---|---|---|---|
141 | Ng Research Group_20190219_naphthalene_Hydroxyl radical_Ammonium sulfate_dry | 2019-02-19 | Gas phase chemical reaction, Condensed-phase chemical reaction, Multiphase chemical reaction, Aerosol formation | Photooxidation | naphthalene | Hydroxyl radical | 22 | 3.2 | Ammonium sulfate | NO | 8 | Download |
174 | Ng Research Group_20190221_naphthalene_Hydroxyl radical_Ammonium sulfate_dry | 2019-02-21 | Gas phase chemical reaction, Condensed-phase chemical reaction, Multiphase chemical reaction, Aerosol formation | Photooxidation | naphthalene | Hydroxyl radical | 22 | 3.8 | Ammonium sulfate | NO | 8 | Download |
175 | Ng Research Group_20190224_naphthalene_Hydroxyl radical_Ammonium sulfate_dry | 2019-02-24 | Gas phase chemical reaction, Condensed-phase chemical reaction, Multiphase chemical reaction, Aerosol formation | Photooxidation | naphthalene | Hydroxyl radical | 22 | 4.1 | Ammonium sulfate | NO | 8 | Download |
176 | Ng Research Group_20190303_naphthalene_Hydroxyl radical_Ammonium sulfate_dry | 2019-03-03 | Gas phase chemical reaction, Condensed-phase chemical reaction, Multiphase chemical reaction, Aerosol formation | Photooxidation | naphthalene | Hydroxyl radical | 22 | 3.7 | Ammonium sulfate | NO | 8 | Download |