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The paddings used for the experiment. “d” is the diameter of the padding, “h” is the height. Padding 2 is an open celled viscoelastic high density foam with gel like properties; Paddings 3 and 4 are impact protection cushions that act as memory foams in the context of this study; Paddings 5 and 6 are open celled viscoelastic polyurethane memory foams. Padding 1 is not shown because this is the name used for the case where padding was not used between the ribbon and electrode.
