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Fig. 5 | Applied Adhesion Science

Fig. 5

From: Evaluation of energy dissipation involving adhesion hysteresis in spherical contact between a glass lens and a PDMS block

Fig. 5

Strain energy release rate G Z as a function of the contact radius a. An approximately constant value of G Z at the end of each step is observed in the loading process; on the contrary, in the unloading process, G Z varies with the receding of a. The approximated value of 0.03 J/m2 at the end of each step in the loading process is estimated to the work of adhesion Δγ. The initial contact of the first step is shown as a

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