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Interrupted shear of granular media

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Academic year: 2021

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Fig. 1. Percentage relative difference between the normal stress at the onset of instability in an annular cell and the onset of instability in a linear geometry (continuous lines) for two ratios of outer to inner radii
Fig. 2. Sketch of the experimental set-up.
Fig. 3. a) SEM images of the silicagels used. Left: 5–20 µm. Right: 60–200 µm. b) Cumulative size distribution of the silicagels used as obtained by laser diffraction in ethanol.
Fig. 6. Fluctuations of the shear force versus the loading mass.
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