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| Open AccessSelf-assembly of amorphous calcium carbonate microlens arrays
Biological materials efficiently exploit self-assembly of simple constituents to produce complex functional structures such as optical devices. By controlling organic molecules, Leeet al. show fast two-step self-assembly of CaCO3microlens arrays, reminiscent of their biological counterparts.
- Kyubock Lee
- , Wolfgang Wagermaier
- & Peter Fratzl
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Article
| Open AccessPrecise hierarchical self-assembly of multicompartment micelles
Multicompartment micelles can be assembled from block copolymers but it is difficult to manipulate their hierarchical superstructures using straightforward concepts. Here, methods are developed that involve the pre-assembly of subunits for the structurally controlled production of micelles.
- André H. Gröschel
- , Felix H. Schacher
- & Axel H.E. Müller
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Article
| Open AccessPhotoswitchable gel assembly based on molecular recognition
Self-assembly through molecular recognition events is used in the production of functionalized materials. This study shows that macroscopic gel assembly can be regulated through photoisomerization of an azobenzene moiety that interacts differently with two host molecules.
- Hiroyasu Yamaguchi
- , Yuichiro Kobayashi
- & Akira Harada
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Room temperature magnetic materials from nanostructured diblock copolymers
Simple routes to self-assembling magnetic materials are elusive. Tew and colleagues produce copolymers containing cobalt complexes, which phase separate to give ferromagnetic properties at room temperature following heat treatment.
- Zoha M. AL-Badri
- , Raghavendra R. Maddikeri
- & Gregory N. Tew
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Responsive nematic gels from the self-assembly of aqueous nanofibres
Hydrogels have a variety of applications including tissue engineering and controlled drug delivery. Here, liquid-crystal hydrogels are developed which transform into a fluid solution upon cooling; cells can be encapsulated in the gel at room temperature, then released at physiological temperatures.
- Zhegang Huang
- , Hyojin Lee
- & Myongsoo Lee
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Metallosupramolecular self-assembly of a universal 3-ravel
There has been recent progress in the synthesis of complex intertwined supramolecular topologies. In this study, Liet al.report the self-assembly of an intertwined structure based on a universal 3-ravel.
- Feng Li
- , Jack K. Clegg
- & George V. Meehan
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Self-assembled aggregates formed by single-molecule magnets on a gold surface
The spontaneous ordering of molecules into two-dimensional arrays is usually a result of directional intermolecular interactions. Here, it is shown that electrospray-deposited Mn12(acetate)16forms filamentary aggregates driven by anisotropic interactions, which are a consequence of the complex shape of the molecule.
- Alex Saywell
- , Graziano Magnano
- & Peter H. Beton