Suspensions: Fluids with Fading Memories

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Science  13 Jul 1973:
Vol. 181, Issue 4095, pp. 159-161
DOI: 10.1126/science.181.4095.159


A sheared liquid suspension whose flow is reversed remembers with various degrees of perfection all earlier configurations of the particles. The memory effects, studied primarily because of their importance in suspension rheology, may be of wider significance.