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–PVDF/BaTiO3 composite film when AB content approached the percolation threshold (3.3 vol%), which is 40 times more than that of …
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The electrical resistance of a percolating medium made of a polymer filled with conductive particles may undergo a steep increase over a narrow temperature range above room temperature. A likely mechanism for the effect is the loss of interparticle contact inducing a weakening of the...
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We review here the response of mainly conductor-insulator mixtures just above the percolation threshold (pc) under dc …
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, and above the polymer melt temperature. I have also measured the DC resistivity of these composites as a function of …
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with cold isostatic pressing (CIP) technique. The coefficient of friction (COF) of YBCO matrix composites with addition of …
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