Cooperative behavior and pattern formation in mixtures of driven and nondriven colloidal assemblies Export

@article{citeulike:1574430, abstract = {We simulate a disordered assembly of particles interacting through a repulsive Yukawa potential with a small fraction of the particles coupled to an external drive. Distortions in the arrangement of the nondriven particles produce a dynamically induced effective attraction between the driven particles, giving rise to intermittent one-dimensional stringlike structures. The velocity of a moving string increases with the number of driven particles in the string. We identify the average stable string length as a function of driving force, background particle density, and particle charge. This model represents a type of collective transport system composed of interacting particles moving through deformable disorder.}, author = {Reichhardt, C. and Reichhardt, Olson C. J.}, citeulike-article-id = {1574430}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=PLEEE8000074000001011403000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRE/v74/e011403}, citeulike-linkout-2 = {http://dx.doi.org/10.1103/PhysRevE.74.011403}, doi = {10.1103/PhysRevE.74.011403}, journal = {Physical Review E (Statistical, Nonlinear, and Soft Matter Physics)}, keywords = {2d, microrheology, simulation}, number = {1}, posted-at = {2007-08-18 23:48:32}, priority = {2}, publisher = {APS}, title = {Cooperative behavior and pattern formation in mixtures of driven and nondriven colloidal assemblies}, url = {http://dx.doi.org/10.1103/PhysRevE.74.011403}, volume = {74}, year = {2006} }

TY - JOUR ID - citeulike:1574430 L3 - citeulike-article-id:1574430 N2 - We simulate a disordered assembly of particles interacting through a repulsive Yukawa potential with a small fraction of the particles coupled to an external drive. Distortions in the arrangement of the nondriven particles produce a dynamically induced effective attraction between the driven particles, giving rise to intermittent one-dimensional stringlike structures. The velocity of a moving string increases with the number of driven particles in the string. We identify the average stable string length as a function of driving force, background particle density, and particle charge. This model represents a type of collective transport system composed of interacting particles moving through deformable disorder. IS - 1 JF - Physical Review E (Statistical, Nonlinear, and Soft Matter Physics) TI - Cooperative behavior and pattern formation in mixtures of driven and nondriven colloidal assemblies PB - APS VL - 74 KW - 2d KW - microrheology KW - simulation AU - Reichhardt, C AU - Reichhardt, Olson PY - 2006/// UR - http://dx.doi.org/10.1103/PhysRevE.74.011403 ER -