期刊
SOFT MATTER
卷 11, 期 37, 页码 7250-7256出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/c5sm01351h
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资金
- National Science Foundation (XSEDE award) [ACI-1053575, DMR 140129]
- U.S. Army Research Office [W911NF-10-1-0518]
- DOD/ASD(RE) [N00244-09-1-0062]
- National Science Foundation Open Data IGERT [DGE 0903629]
- National Science Foundation, Division of Materials Research Award [DMR 1409620]
- University of Michigan Rackham Merit Fellowship program
We investigate a class of shape allophiles that fit together like puzzle pieces as a method to access and stabilize desired structures by controlling directional entropic forces. Squares are cut into rectangular halves, which are shaped in an allophilic manner with the goal of re-assembling the squares while self-assembling the square lattice. We examine the assembly characteristics of this system via the potential of mean force and torque, and the fraction of particles that entropically bind. We generalize our findings and apply them to self-assemble triangles into a square lattice via allophilic shaping. Through these studies we show how shape allophiles can be useful for assembling and stabilizing desired phases with appropriate allophilic design.
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