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Production and Measurement of Organic Particulate Matter in the Harvard Environmental Chamber
Journal JoVE
Environnement
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Journal JoVE Environnement
Production and Measurement of Organic Particulate Matter in the Harvard Environmental Chamber

Production and Measurement of Organic Particulate Matter in the Harvard Environmental Chamber

DOI:
10.3791/55685-v

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09:46 min

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November 18, 2018

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, , , , , , ,
1School of Engineering and Applied Sciences,Harvard University, 2Department of Environmental Science and Engineering, Gillings School of Global Public Health,University of North Carolina, 3Department of Chemistry,Northwestern University, 4Department of Earth and Planetary Sciences,Harvard University

Chapitres

  • 00:00Titre
  • 02:24Environmental Parameters Setup
  • 03:38Seed Particle Production
  • 04:19Injection of Gas Phase Precursors
  • 05:30Instrument Measurement
  • 06:52End of the Experiment and Bag Cleaning
  • 07:23Results: Particle and Gas Phase Information
  • 08:47Conclusion

Summary

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This paper describes operation procedures for the Harvard Environmental Chamber (HEC) and related instrumentation for measuring gaseous and particle species. The environmental chamber is used to produce and study secondary organic species produced from the organic precursors, especially related to atmospheric organic particulate matter.

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Keywords: Organic Particulate MatterHarvard Environmental ChamberSteady State OperationSeed ParticlesAerosol Mass SpectrometerParticle Chemical CompositionParticle SizeMass SpectrometryGas Phase ComponentsEnvironmental Parameters

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