Left: A Google Earth image of the Powell Structural Systems Laboratory with a tilted solar panel array on the north side and a flush solar panel array on the center of the roof.
Right: A thermal infrared image of the ceiling of the Powell Structural Systems Laboratory, taken at 5:10 p.m. April 19, 2009. The color bar shows temperatures in degrees Kelvin. The footprint of the tilted solar panel array is visible as a cool area in the center of the image.

Image Credit: University of California San Diego.

Click image for the largest view.


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