Fig. 12: Chiral upconversion nanoparticles based on chiral liquid-crystalline template. | Light: Science & Applications

Fig. 12: Chiral upconversion nanoparticles based on chiral liquid-crystalline template.

From: Liquid crystal-templated chiral nanomaterials: from chiral plasmonics to circularly polarized luminescence

Fig. 12

a Schematic illustration of switchable CPL in chiral UCNPs under electric field. b Upconversion emission spectra of chiral UCNPs with different incident excitation intensities of 980 nm NIR light. c Upconversion CPL spectra of chiral UNCPs upon NIR irradiations. Reproduced with permission from ref. 304. Copyright 2020, WILEY-VCH

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