Photoinduced cholesteric helix inversion in some systems containing chiral α,β-unsaturated ketones

• Veröffentlicht in: Functional Materials
• Datum: 2004
• Hauptverfasser: Krivoshey, A.I., Shkolnikova, N.I., Chepeleva, L.V., Kutulya, L.A., Pivnenko, N.S.
• Format: Artikel
• Sprache: English
• Veröffentlicht: НТК «Інститут монокристалів» НАН України 2004
• Online Zugang: https://nasplib.isofts.kiev.ua/handle/123456789/134866
• Назва журналу: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Zitieren: Photoinduced cholesteric helix inversion in some systems containing chiral α,β-unsaturated ketones / A.I. Krivoshey, N.I. Shkolnikova, L.V. Chepeleva, L.A. Kutulya, N.S. Pivnenko // Functional Materials. — 2004. — Т. 11, № 1. — С. 76-81. — Бібліогр.: 20 назв. — англ.

Cholesteric helix inversion induced with UV irradiation has been revealed in the liquid crystal (LC) system based on nematic 4-pentyl-4 '-cyanobiphenyl (5CB) which contains left-handed helix inducing chiral dopant of 3( R)-methyl-6-arylidenecyclohexanone series. A further irradiation results in...