纳米粒子的精准组装

李凯旋, 张泰隆, 李会增, 李明珠, 宋延林

The Precise Assembly of Nanoparticles

Kaixuan Li, Tailong Zhang, Huizeng Li, Mingzhu Li, Yanlin Song

图4 外场作用对纳米粒子组装的精准调控

Fig 4 The precise assembly regulated by the external field (a, b) The transport and trapping behavior of nanospheres (500 nm in diameter) controlled by optical tweezer in a plasmon enhanced two-dimensional optical lattice. (c) TEM images of AuNRs assembly under parallel EF. Insets are the cartoons showing the assembly of AuNRs. (d) Schematic representation of the assembly of magnetite particles in the presence of a magnetizing field and the large-scale 1D assemblies under magnetic guiding. (e) SEM images of 1D assemblies with controllable particle number. (a, b) Reprinted with permission from Ref. 152. Copyright 2013 American Chemical Society. (c) Reprinted with permission from Ref. 154. Copyright 2016 American Chemical Society. (d, e) Reprinted with permission from Ref. 157. Copyright 2018 John Wiley and Sons.