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Supramolecular Networks: Helical Networks of π‐Conjugated Rods – A Robust Design Concept for Bicontinuous Cubic Liquid Crystalline Phases with Achiral Ia 3 ¯ d and Chiral I 23 Lattice (Adv. Funct. Mater. 45/2020)
Author(s) -
Dressel Christian,
Reppe Tino,
Poppe Silvio,
Prehm Marko,
Lu Huanjun,
Zeng Xiangbing,
Ungar Goran,
Tschierske Carsten
Publication year - 2020
Publication title -
advanced functional materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.069
H-Index - 322
eISSN - 1616-3028
pISSN - 1616-301X
DOI - 10.1002/adfm.202070298
Subject(s) - materials science , supramolecular chemistry , rod , conjugated system , crystallography , lattice (music) , liquid crystal , nanotechnology , condensed matter physics , crystal structure , polymer , optoelectronics , physics , composite material , chemistry , medicine , alternative medicine , pathology , acoustics
In article number 2004353, Goran Ungar, Carsten Tschierske, and co‐workers present a general design concept of bicontinuous cubic liquid crystals consisting of helical networks that are stable over a broad temperature range. Increasingly bulky substituents cause increasing helical twist between the three‐chain 2,2′‐bithiophene based molecular rods, resulting in a sequence of three distinct phases: two ranges of achiral double network ( Ia 3 ¯ d ) separated by a range of spontaneously chiral triple network ( I 23).