Core-Shell Particles for Simultaneous 3D Imaging and Optical Tweezing in Dense Colloidal Materials.

Liu, Yanyan; Edmond, Kazem V; Curran, Arran; Bryant, Charles; Peng, Bo; Aarts, Dirk G A L; Sacanna, Stefano; Dullens, Roel P A · Adv Mater · 2016

basic_science · Level V

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Abstract

A new colloidal system that consists of core-shell "probe" particles embedded in an optically transparent "host" particle suspension is developed. This system enables simultaneous fast confocal imaging and optical tweezing in dense 3D colloidal materials.