Anisotropic mesoporous carbon (AMC) nanoparticles with asymmetric external morphologies, topological internal structure, and superior performance of carbon species are attracting great attention because of their seductive features differentiating them from… Click to show full abstract
Anisotropic mesoporous carbon (AMC) nanoparticles with asymmetric external morphologies, topological internal structure, and superior performance of carbon species are attracting great attention because of their seductive features differentiating them from symmetric nanoparticles. However, a bewildering challenge but crucial desire remains to endow them with flexibly tunable morphology and pore structure. Herein, a dual/triple‐templating evolved emulsion strategy for tunable fabrication of AMC nanoparticles with distinctive defined structure by interface‐energy‐induced self‐assembly is first reported based on a brand‐new mechanism. It describes the possible formation process of the concave‐cavity structure and allows for manipulation of the longitudinal and lateral sizes systematically by adjusting emulsion polarity and sodium oleate dosage, respectively. Interestingly, the internal pore structure can be rearranged into radial channels and the external morphology can realize structural transformation from concave to convex by innovatively introducing the third template n‐hexanol, which is unprecedented at nanoscale. Remarkably, due to the excellent properties of carbon species and unique structural characteristics, AMC nanoparticles not only demonstrate good biocompatibility but also exhibit splendid performance in improving the dissolution and release rates of insoluble drug and enhancing the enzyme catalytic efficiency. Generally, this approach provides new inspiration and insights for expanding exquisite anisotropic nanomaterials for many potential applications.
               
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