January/February 2009
From the Labs: Materials
New publications, experiments and breakthroughs in materials science--and what they mean.
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Silver crystals: These octahedral silver nanoparticles suspended in ethanol are assembling into a large crystal. The density of the particles, which changes from top to bottom, determines what colors pass through.
Credit: Peidong Yang |
Self-Assembling Optics
Nanoparticles form sophisticated devices
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Massachusetts Institute of Technology