Colloidal particles interacting through DNA linkers can be designed to form solids that melt when either heated or cooled. This scenario widens the temperature window in which colloidal superlattices form by reducing kinetic bottlenecks.
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Gang, O. Melting also on cooling. Nature Mater 11, 487–488 (2012). https://doi.org/10.1038/nmat3344
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DOI: https://doi.org/10.1038/nmat3344
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