The most important part of Focused Sun technology is “sandwich fabrication”, a way of making strong, low cost structures. Sandwich fabrication takes 3 components – face sheet, core, face sheet – and bonds them together. This combination is strong because the loads on the mirror are carried by the face sheets which are held apart from each other by the core. It is low-cost because the core can be very cheap and the face sheets very thin.
Next, take a look at the hybrid absorber technology...
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