News of the WeekChemistry

Crystals Branch Out Into Exotic Shapes

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Science  08 Dec 2000:
Vol. 290, Issue 5498, pp. 1875
DOI: 10.1126/science.290.5498.1875

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Researchers recently managed to steer crystal growth to make thin rods by controlling the speed at which various faces of crystals grow. Now, a team has elevated this control to an art form, enabling them to make nanosized versions of a variety of shapes including rods, arrows, teardrops, and even four-armed tetrapods shaped like a child's jack.