Particles rotated in a spinning magnetic field of 11 gauss and 20 Hz merge and reorganize themselves to quench a grain boundary, which is forced to the outside of the array and eventually eliminated. (Credit: Video by the Biswal Lab)
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Fast-spinning Spheres Show Nanoscale Systems' Secrets
Rice University lab demonstrates energetic properties of colloids in spinning magnetic field
Spin a merry-go-round fast enough and the riders fly off in all directions. But the spinning particles in a Rice University lab do just the opposite.
