Figure 1 Schematic instability pattern evolutions of film/substrate system. (IMAGE)

Science China Press

Figure 1 Schematic instability pattern evolutions of film/substrate system.

Caption

(a) Flat-wrinkle-tripling-fold transition with substrate precompression; (b) flat-wrinkle-doubling-quadrupling-fold transformation under direct compression; (c) flat-wrinkle-ridge transition with substrate pre-stretch and large modulus ratio; (d) flat-wrinkle-hierarchical transition with substrate pre-stretch and small modulus ratio.

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@Science China Press

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