Slow relaxation of randomly packed hard spheres

@article{LeeLeeJPhyscondMat07, abstract = {We discover that the apparent weight and the electrical resistance of randomly packed stainless steel balls exhibit unusually slow relaxation behavior. It is found experimentally that these relaxations are due to structural change of the packing. Simultaneous measurements of the apparent weight and the electrical resistance show correlated time dependence. We have also performed two-dimensional molecular dynamics simulations and studied a possible mechanism for the slow relaxation behavior observed in experiments.}, author = {Lee, Jongjin and Lee, Changwon and Yu, Insuk and Jung, Youngkyun and Lee, Jysoo }, citeulike-article-id = {1590667}, journal = {Journal of Physics: Condensed Matter}, keywords = {aging, hard-sphere, macro}, number = {35}, posted-at = {2007-08-24 20:54:57}, priority = {2}, title = {Slow relaxation of randomly packed hard spheres}, url = {http://stacks.iop.org/0953-8984/19/356202}, volume = {19}, year = {2007} }

TY - JOUR ID - LeeLeeJPhyscondMat07 L3 - citeulike-article-id:1590667 TI - Slow relaxation of randomly packed hard spheres JF - Journal of Physics: Condensed Matter VL - 19 IS - 35 N2 - We discover that the apparent weight and the electrical resistance of randomly packed stainless steel balls exhibit unusually slow relaxation behavior. It is found experimentally that these relaxations are due to structural change of the packing. Simultaneous measurements of the apparent weight and the electrical resistance show correlated time dependence. We have also performed two-dimensional molecular dynamics simulations and studied a possible mechanism for the slow relaxation behavior observed in experiments. KW - aging KW - hard-sphere KW - macro AU - Lee, Jongjin AU - Lee, Changwon AU - Yu, Insuk AU - Jung, Youngkyun AU - Lee, Jysoo PY - 2007/// UR - http://stacks.iop.org/0953-8984/19/356202 ER -