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CLAIM 3D and Beyond: Cloud-Aerosol Interaction Measurements from Aircraft, Ground and Space. Science Measurements: Strategy:. - Cloud side – Vertical Profiles Reff, phase, temperature - Cloud Rainbow Measurements Accurate Water Droplet Reff and Veff - PowerPoint PPT Presentation
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CLAIM 3D and Beyond:Cloud-Aerosol Interaction Measurements from Aircraft, Ground
and SpaceJ. Vanderlei Martins, Alexander Marshak, Lorraine Remer
JCET/UMBC (1), NASA/GSFC (2)
J. Vanderlei Martins, Alexander Marshak, Lorraine Remer JCET/UMBC (1), NASA/GSFC (2)
GSFC Aerosol Update - Feb 22nd, 2007
ScienceMeasurements:
Strategy:
- Cloud side – Vertical ProfilesReff, phase, temperature
- Cloud Rainbow MeasurementsAccurate Water Droplet Reff and Veff
- Aerosol Imaging PolarimeterMeasurement of aerosol optical properties
- Aircraft-Ground Based InstrumentsNIR cloud scanner (1.55, 1.64, 2.1, 2.25um)Thermal Camera (8, 10, 11um)Rainbow camera (Multi-Angle Imaging Polarimeter)
- SatelliteCLAIM-3D conceptParticipation in Mission-X (or similar…)
Ice
Water
CLAIM ExperimentNE BrazilAug 05
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
0.2 0.4 0.6 0.8 1
Reflectance Ratio 2.1/2.25mm
Tem
per
atu
re (C
)
ice
water
mixed
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
0 10 20 30 40
Effective Radius (mm)
Tem
per
atu
re (C
)
ice
water
mixed
Collision-Coalescence
Water-ice processes
Aerosol Impactin Microphysics?
water
mixed phase
ice
0.67mm
2.1
mm
CLAIM-3D papers:
Accepted to Atmospheric Chemistry and Physics Discussions:
Remote sensing the vertical profile of cloud droplet effective radius, thermodynamic phase, and temperature.
J. Vanderlei Martins, A. Marshak, L. A. Remer, D. Rosenfeld, Y. J. Kaufman, R. Fernandez-Borda, I. Koren, V. Zubko, P. Artaxo
In Preparation:
Accurate Measurements of Water Cloud Droplet Size Distributions Using the Cloud Rainbow.
J. Vanderlei Martins, et al.
Moving from Literature to our own publications
A simulated x-z slice of Reff
Cloud top-side separation 0.87 vs 2.1 mm radiances for dif. Reff
Tobias Ziner,Marshak, et al.
More realistic simulations…
0
30
30km
km
2.
1mm
0.87mm
0
14
Ref
f (m
m)
Rainbow and Cloud Side Remote Sensing of Cloud Microphysics J.Vanderlei Martins, A. Marshak
ROSES 06 - Proposal to Radiation Science Program
Rainbow camerawindow
NIR cloud scannerwindow
Thermal scannerwindow
WB 57 wingHatch
ACAM pressurizedBox
Rainbow camerawindow
NIR cloud scannerwindow
Thermal scannerwindow
WB 57 wingHatch
ACAM pressurizedBox
Fly the cloud scanner and rainbow camera in the WB-57 aircraft
Using the ACAM design for the Wing Hatch (S. Janz and P. Newman)
Cloud Scanner Setup for WB57
Rainbow polarimeter
Thermal Camera
NIR Camera
1’-5”
1’-1”
F-M. Breon, P. Goloub, 1998.
French POLDERPolder still Holds the Record
of quantitative cloudbow measurements…
Picture from Rainbow Camera Prototype in the Clean Room
Other Aerosol/Cloud Measurement Fronts:
• Aerosol Absorption Measurements (200-2500nm)
– Bodele, China, UAE, Mexico, …
• Instrumentation:– UMBC/GSFC Patent pending on:
– NSF proposal to convert this concept to an aircraft instrument for aerosols and ice cloud particles
“Portable Instrument and Method for X-ray
Diffraction, Fluorescence, and Crystal Texture"