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Typical axial compression stress–strain curve (axial specimen: internode 11, r/a = 0.444, ρ* = 541 kg m−3, radial specimen: internode 7, r/a = 0.259, ρ* = 585 kg m−3, tangential specimen: internode 7, r/a = 0.357, ρ* = 556 kg m−3). (Online version in colour.)
