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. 2020 Oct 9;11:5087. doi: 10.1038/s41467-020-18899-3

Fig. 8. Piezometer.

Fig. 8

Scheme of the piezometer equipped with differential pore pressure and temperature sensors and ballasted with lead weights. Measured negative pore pressures correspond to the case where the seawater hydrostatic pressure is higher than the sediment pore-water pressure.