journal article·2014-09Open access

Microshells: Photoresponsive Monodisperse Cholesteric Liquid Crystalline Microshells for Tunable Omnidirectional Lasing Enabled by a Visible Light‐Driven Chiral Molecular Switch (Advanced Optical Materials 9/2014)

Lujian Chen, Yannian Li, Jing Fan, Hari Krishna Bisoyi, David A. Weitz, Quan Li

Advanced Optical Materials· Volume 2· Issue 9

Abstract

A self-organized, phototunable 3D photonic superstructure is fabricated from a photoresponsive 1D liquid crystal using microfluidics. On page 845, Q. Li and co-workers show how the resulting monodisperse microshells are water-oil-water double emulsions, in which the oil phase consists of the photoresponsive liquid crystals. The cholesteric microshells exhibit band-edge lasing in all directions, and the wavelength of the resultant band-edge laser is tuned via the pumping laser, causing photoisomerization of the chiral molecular switch.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Micro and Nano Robotics · Strong Light-Matter Interactions · Photonic Crystals and Applications

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Affiliations

Department of Electronic Engineering School of Information Science and Engineering Xiamen University Xiamen Fujian 361005 China

School of Engineering and Applied Sciences and Department of Physics Harvard University Cambridge MA 02138 USA

Liquid Crystal Institute and Chemical Physics Interdisciplinary Program Kent State University Kent OH 44242 USA

References

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