Colloidal plasmonic DNA-origami with photo-switchable chirality in liquid crystals

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Colloidal plasmonic DNA-origami with photo-switchable chirality in liquid crystals. / Liu, Qingkun ; Kuzyk, Anton; Endo, Masayuki; Smalyukh, Ivan .

In: Optics Letters, Vol. 44, No. 11, 01.06.2019, p. 2831-2834.

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Liu, Qingkun ; Kuzyk, Anton ; Endo, Masayuki ; Smalyukh, Ivan . / Colloidal plasmonic DNA-origami with photo-switchable chirality in liquid crystals. In: Optics Letters. 2019 ; Vol. 44, No. 11. pp. 2831-2834.

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@article{9658060445934f4a8bd670b5feeda720,
title = "Colloidal plasmonic DNA-origami with photo-switchable chirality in liquid crystals",
abstract = "Photo-responsive nanomaterials hold great promise for realizing information processing devices, micro-machines, and biosensors. Scalable assembly of such materials using mesostructured liquids, such as liquid crystals, remains a challenge due to the poor compatibility of nanostructures and the host medium. Here we demonstrate a new type of colloidal dispersion of plasmonic DNA-origami with photo-switchable chirality in cellulose nanofiber-based liquid crystals. The composite material inherits properties of DNA-origami plasmonic nanostructures, so that the composite’s chirality can be erased by ultraviolet light and recovered by visible light. The cellulose nanofibers provide a liquid crystalline host with weak optical birefringence, which barely affects the polarization of the incident light, so that the response is dominated by circular dichroism of uniformly dispersed plasmonic nanostructures. Our approach may serve as a new platform for scalable assembling DNA origami-templated nanomaterials.",
keywords = "ALIGNMENT",
author = "Qingkun Liu and Anton Kuzyk and Masayuki Endo and Ivan Smalyukh",
year = "2019",
month = "6",
day = "1",
doi = "10.1364/OL.44.002831",
language = "English",
volume = "44",
pages = "2831--2834",
journal = "Optics Letters",
issn = "0146-9592",
number = "11",

}

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TY - JOUR

T1 - Colloidal plasmonic DNA-origami with photo-switchable chirality in liquid crystals

AU - Liu, Qingkun

AU - Kuzyk, Anton

AU - Endo, Masayuki

AU - Smalyukh, Ivan

PY - 2019/6/1

Y1 - 2019/6/1

N2 - Photo-responsive nanomaterials hold great promise for realizing information processing devices, micro-machines, and biosensors. Scalable assembly of such materials using mesostructured liquids, such as liquid crystals, remains a challenge due to the poor compatibility of nanostructures and the host medium. Here we demonstrate a new type of colloidal dispersion of plasmonic DNA-origami with photo-switchable chirality in cellulose nanofiber-based liquid crystals. The composite material inherits properties of DNA-origami plasmonic nanostructures, so that the composite’s chirality can be erased by ultraviolet light and recovered by visible light. The cellulose nanofibers provide a liquid crystalline host with weak optical birefringence, which barely affects the polarization of the incident light, so that the response is dominated by circular dichroism of uniformly dispersed plasmonic nanostructures. Our approach may serve as a new platform for scalable assembling DNA origami-templated nanomaterials.

AB - Photo-responsive nanomaterials hold great promise for realizing information processing devices, micro-machines, and biosensors. Scalable assembly of such materials using mesostructured liquids, such as liquid crystals, remains a challenge due to the poor compatibility of nanostructures and the host medium. Here we demonstrate a new type of colloidal dispersion of plasmonic DNA-origami with photo-switchable chirality in cellulose nanofiber-based liquid crystals. The composite material inherits properties of DNA-origami plasmonic nanostructures, so that the composite’s chirality can be erased by ultraviolet light and recovered by visible light. The cellulose nanofibers provide a liquid crystalline host with weak optical birefringence, which barely affects the polarization of the incident light, so that the response is dominated by circular dichroism of uniformly dispersed plasmonic nanostructures. Our approach may serve as a new platform for scalable assembling DNA origami-templated nanomaterials.

KW - ALIGNMENT

UR - http://www.scopus.com/inward/record.url?scp=85066434051&partnerID=8YFLogxK

U2 - 10.1364/OL.44.002831

DO - 10.1364/OL.44.002831

M3 - Article

VL - 44

SP - 2831

EP - 2834

JO - Optics Letters

JF - Optics Letters

SN - 0146-9592

IS - 11

ER -

ID: 34047730