Lanthanide ion-doped silica nanohelix: a helical inorganic network acts as a chiral source for metal ions

Tomoyuki Harada; Hiroshi Yanagita; Naoya Ryu; Yutaka Okazaki; Yutaka Kuwahara; Makoto Takafuji; Shoji Nagaoka; Hirotaka Ihara; Reiko Oda

doi:10.1039/D1CC01112J

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Lanthanide ion-doped silica nanohelix: a helical inorganic network acts as a chiral source for metal ions†

Tomoyuki Harada,^a Hiroshi Yanagita,^a Naoya Ryu,

*^b Yutaka Okazaki,

^c Yutaka Kuwahara,

^a Makoto Takafuji,

^a Shoji Nagaoka,

^ab Hirotaka Ihara

*^a and Reiko Oda

*^d

Author affiliations

* Corresponding authors

^a Department of Applied Chemistry and Biochemistry, Kumamoto University, 2-39-1 Kurokami, Chuo-ku Kumamoto 860-8555, Japan
E-mail: ihara@kumamoto-u.ac.jp

^b Materials Development Department, Kumamoto Industrial Research Institute, 3-11-38 Higashimachi, Higashi-ku, Kumamoto 862-0901, Japan
E-mail: n-ryu@kumamoto-iri.jp

^c International Research and Education Centre of Advanced Energy Science, Graduate School of Energy Science, Kyoto University, Yoshida-Honmachi, Sakyo-ku Kyoto 606-8501, Japan

^d Institut de Chimie & Biologie des Membranes & des Nano-objets (UMR5248 CBMN), CNRS, Université de Bordeaux, Institut Polytechnique Bordeaux 2 rue Robert Escarpit, Pessac 33607, France
E-mail: reiko.oda@u-bordeaux.fr

Abstract

We demonstrate that lanthanide ions doped in nanometrical silica helices with a chirally arranged siloxane network without any organic mediates show induced chiroptical properties such as circular dichroism and circularly polarized luminescence.

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Article information

DOI: https://doi.org/10.1039/D1CC01112J
Article type: Communication
Submitted: 28 Feb 2021
Accepted: 24 Mar 2021
First published: 25 Mar 2021

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Chem. Commun., 2021,57, 4392-4395

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Lanthanide ion-doped silica nanohelix: a helical inorganic network acts as a chiral source for metal ions

T. Harada, H. Yanagita, N. Ryu, Y. Okazaki, Y. Kuwahara, M. Takafuji, S. Nagaoka, H. Ihara and R. Oda, Chem. Commun., 2021, 57, 4392 DOI: 10.1039/D1CC01112J

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Chemical Communications

Lanthanide ion-doped silica nanohelix: a helical inorganic network acts as a chiral source for metal ions†

Abstract

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Lanthanide ion-doped silica nanohelix: a helical inorganic network acts as a chiral source for metal ions

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