Biomimetic assembly of calcite microtrumpets: crystal tectonics in actionElectronic supplementary information (ESI) available: XRD pattern of trumpet-shaped structure. See http://www.rsc.org/suppdata/cc/b4/b401754d/

Abstract

Crystallisation of calcium carbonate in the presence of the polycarboxylate 1,3-diamino-2-hydroxypropane-N,N,N',N'-tetraacetate results in the formation of "microtrumpets" composed of nanocrystalline calcite.