pcasp-air > Passive cavity aerosol spectrometer aboard aircraftInstrument Type(s) > Baseline • Guest

The passive cavity aerosol spectrometer (PCASP) is an airborne, optical spectrometer that uses the intensity of scattered laser light to measure an aerosol size distribution from 0.1 – 3.0 µm.


  • Fixed
  • AMF1
  • AMF2
  • AMF3


Mei F, D Dexheimer, J Fast, M Diao, B Geerts, A Bucholtz, L Riihimaki, C Flynn, T Thornberry, T Campos, S Springston, C Kuang, J Tomlinson, and B Schmid. 2020. ARM Aerial Instrument Workshop Report. Ed. by Robert Stafford, ARM user facility. DOE/SC-ARM-20-010.

Uin J and L Goldberger. 2020. Ultra-High-Sensitivity Aerosol Spectrometer Aboard Aircraft (UHSAS-AIR) Instrument Handbook. Ed. by Robert Stafford, ARM user facility. DOE/SC-ARM-TR-250.

Lu C, Y Liu, S Yum, J Chen, L Zhu, S Gao, Y Yin, X Jia, and Y Wang. 2020. "Reconciling Contrasting Relationships between Relative Dispersion and Volume‐Mean Radius of Cloud Droplet Size Distributions." Journal of Geophysical Research: Atmospheres, 125(9), e2019JD031868, 10.1029/2019JD031868.

Goldberger LA. 2020. Passive Cavity Aerosol Spectrometer Probe Aboard Aircraft (PCASP-AIR) with Signal Processing Package 200 Instrument Handbook. Ed. by Robert Stafford, ARM user facility. DOE/SC-ARM-TR-241.

Junghenn Noyes K, R Kahn, A Sedlacek, L Kleinman, J Limbacher, and Z Li. 2020. "Wildfire Smoke Particle Properties and Evolution, from Space-Based Multi-Angle Imaging." Remote Sensing, 12(5), 10.3390/rs12050769.

Quan J, Y Dou, X Zhao, Q Liu, Z Sun, Y Pan, X Jia, Z Cheng, P Ma, J Su, J Xin, and Y Liu. 2020. "Regional atmospheric pollutant transport mechanisms over the North China Plain driven by topography and planetary boundary layer processes." Atmospheric Environment, 221, 10.1016/j.atmosenv.2019.117098.


Jia H, X Ma, F Yu, Y Liu, and Y Yin. 2019. "Distinct Impacts of Increased Aerosols on Cloud Droplet Number Concentration of Stratus/Stratocumulus and Cumulus." Geophysical Research Letters, 46(22), 10.1029/2019GL085081.

Levin E, P DeMott, K Suski, Y Boose, T Hill, C McCluskey, G Schill, K Rocci, H Al‐Mashat, L Kristensen, G Cornwell, K Prather, J Tomlinson, F Mei, J Hubbe, M Pekour, R Sullivan, L Leung, and S Kreidenweis. 2019. "Characteristics of Ice Nucleating Particles in and around California Winter Storms." Journal of Geophysical Research: Atmospheres, 124(21), 10.1029/2019JD030831.
Research Highlight

Varble A, S Nesbitt, P Salio, E Avila, P Borque, P DeMott, G McFarquhar, S van den Heever, E Zipser, D Gochis, R Houze, M Jensen, P Kollias, S Kreidenweis, R Leung, K Rasmussen, D Romps, and C Williams. 2019. Cloud, Aerosol, and Complex Terrain Interactions (CACTI) Field Campaign Report. Ed. by Robert Stafford, ARM user facility. DOE/SC-ARM-19-028.

Keita S, E Girard, J Raut, J Pelon, J Blanchet, O Lemoine, and T Onishi. 2019. "Simulating Arctic Ice Clouds during Spring Using an Advanced Ice Cloud Microphysics in the WRF Model." Atmosphere, 10(8), 10.3390/atmos10080433.

View All Related Publications