نتایج جستجو برای: self assembly

تعداد نتایج: 628455  

2015
Wei Yao Guangchao Han Fu Huang Manman Chu Qian Peng Fengqin Hu Yuanping Yi Hua Jiang Jiannian Yao Yong Sheng Zhao

"H"-like organic nanowire heterojunctions with two parallel 2-acetyl-6-dimethylamino-naphthalene wires vertically bridged by one 2,4,5-triphenylimidazole wire are prepared via cooperative molecular assembly in liquid phase. The exciton conversion at the junction interfaces is beneficial for the design of multichannel light-controlled photo-switches. The results provide better understanding of m...

2007
Ehsan Saeedi Shaghayegh Abbasi Karl F. Böhringer Babak A. Parviz

Self-assembly is emerging as one of the main methods for construction of heterogeneous systems consisting of multiple component types in nanoand micro-scales. The engineered self-assembly used for system integration involves preparation of parts that can recognize and bind to each other or a template, and perfection of procedures that allow for high yield self-assembly of these parts into a sys...

Journal: :Molecules 2018
Nozomi Saito Masahiko Yamaguchi

Chiral cylindrical molecular complexes of homo- and hetero-double-helices derived from helicene oligomers self-assemble in solution, providing functional heterogeneous liquid-solid materials. Gels and liotropic liquid crystals are formed by fibril self-assembly in solution; molecular monolayers and fibril films are formed by self-assembly on solid surfaces; gels containing gold nanoparticles em...

Journal: :Current opinion in structural biology 2015
Rebecca Schulman David Doty

A major goal of self-assembly research is the synthesis of biomolecular structures with diverse, intricate features across multiple length scales. Designing self-assembly processes becomes more difficult as the number of species or target structure size increases. Just as the ordered assembly of a machine or device makes complex manufacturing possible, ordered (or 'algorithmic') biomolecular se...

2011
Wilco W. van Dijk Guido M. van Koningsbruggen Jaap W. Ouwerkerk Yoka M. Wesseling

In two studies we demonstrated that self-esteem has a negative relationship with schadenfreude toward a high achiever and that this relationship was mediated by the self-threat evoked by this high achiever. Moreover, we showed that this indirect relationship was contingent on an opportunity to affirm the self. When no self-affirmation opportunity was available, low self-esteem participants expe...

2005
J. Fang S. Liang K. Wang X. Xiong K. F. Böhringer

This paper summarizes our recent reports on self-assembly of flat micro components based on two major mechanisms: capillary-driven self-assembly and feature-directed self-assembly. The capillary-driven self-assembly is demonstrated in both a liquid environment and an air environment, and high accuracy self-alignment is achieved due to interfacial energy minimization. Working devices such as Lig...

2015
Nicholas Schiefer Erik Winfree

Tile-based self-assembly and chemical reaction networks provide two well-studied models of scalable DNA-based computation. Although tile self-assembly provides a powerful framework for describing Turing-universal self-assembling systems, assembly logic in tile selfassembly is localized, so that only the nearby environment can affect the process of self-assembly. We introduce a new model of tile...

2008
Mekala Krishnan Michael T. Tolley Hod Lipson David Erickson

Self-assembly methods have been developed at the microand nanoscale to create functional structures from subelements stochastically dispersed in a fluid. Self-assembly paradigms have limitations in terms of achievable complexity of the final structure, ability to perform error correction, and scalability. Fluidic self-assembly attempts to overcome these limitations by incorporating a controlled...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2013
Huaping Xu Daoyong Chen Shu Wang Yongfeng Zhou Junqi Sun Wenke Zhang Xi Zhang

Macromolecular self-assembly refers to the assembly of synthetic polymers, biomacromolecules and supra-molecular polymers. Through macromolecular self-assembly, the fabrication of ordered structures at different scales, the control of the dynamic assembly process and the integrations of advanced functions can be realized. Macromolecular self-assembly and nanotechnology research in China has dev...

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