Issue 23, 2015

Tunable Stokes shift and circularly polarized luminescence by supramolecular gel

Abstract

A new optical material based on the self-assembly of a low-molecular organogelator-linked anthracene derivative for the control of the fluorescence wavelength and polarization was developed. When the anthracene derivative was formed through self-assembly, the fluorescence wavelength was shifted by 100 nm (426 to 526 nm) and emitted circularly polarized luminescence. The control of the fluorescence wavelength and polarization was accomplished through the excimer formation of anthracene fluorophores, which can be tuned by the cooling process, temperature and solvent of the solution. Also, the fluorescence control in the solid state and the white-light emission in the gel state were accomplished by mixing the polymer matrix, and the addition of red-emitting dye, respectively. This material has possible potential for various applications such as a spectral conversion film, white light-emitting diodes and circularly polarized displays.

Graphical abstract: Tunable Stokes shift and circularly polarized luminescence by supramolecular gel

Supplementary files

Article information

Article type
Paper
Submitted
30 Mar 2015
Accepted
11 May 2015
First published
12 May 2015

J. Mater. Chem. C, 2015,3, 5970-5975

Author version available

Tunable Stokes shift and circularly polarized luminescence by supramolecular gel

H. Jintoku, M. Kao, A. Del Guerzo, Y. Yoshigashima, T. Masunaga, M. Takafuji and H. Ihara, J. Mater. Chem. C, 2015, 3, 5970 DOI: 10.1039/C5TC00878F

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