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Fc = k(1-p)^n 2<n<3
-    p is the capillary porosity (pores superior to 10 nm), 1-p is the solid fraction of the paste including nano-porosity. (1-p) increases with the rehydration phenomena
-     k parameter is characteristic of aggregate properties and ITZ quality and is a decreasing function of the micro-cracking phenomena (micro-cracking area in ITZ by example)

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