Semiflexible star-shaped mesogens as nonconventional columnar liquid crystals

被引:58
作者
Lehmann, M
Gearba, RI
Koch, MHJ
Ivanov, DA
机构
[1] Free Univ Brussels, Lab Chim Polymeres, B-1050 Brussels, Belgium
[2] Free Univ Brussels, Polymer Phys Lab, B-1050 Brussels, Belgium
[3] DESY, EMBL, Hamburg Outstn, European Mol Biol Lab, D-22603 Hamburg, Germany
关键词
D O I
10.1021/cm034487x
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Star-shaped mesogens with long semiflexible oligoester arms up to the fifth generation and a shell of aliphatic dodecyloxy chains self-assemble in columnar mesophases. Different conformers may be envisaged, which can provide a dense packing and migrosegregation of different molecular parts.
引用
收藏
页码:374 / 376
页数:3
相关论文
共 31 条
[1]   Columnar mesophase from a new disclike mesogen based on a 3,5-dicyano-2,4,6-tristyrylpyridine core [J].
Attias, A ;
Cavalli, C ;
Donnio, B ;
Guillon, D ;
Hapiot, P ;
Malthête, J .
CHEMISTRY OF MATERIALS, 2002, 14 (01) :375-384
[2]  
BaberS J., 1994, ADV MATER, V6, P470
[3]  
BARRY J, 1985, SYNTHESIS-STUTTGART, P40
[4]   Synthesis and characterization of mesogenic disklike benzenetricarboxylates containing diacetylenic groups and their polymerization [J].
Chang, JY ;
Yeon, JR ;
Shin, YS ;
Han, MJ ;
Hong, SK .
CHEMISTRY OF MATERIALS, 2000, 12 (04) :1076-1082
[5]   Liquid crystals obtained from disclike mesogenic diacetylenes and their polymerization [J].
Chang, JY ;
Baik, JH ;
Lee, CB ;
Han, MJ ;
Hong, SK .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1997, 119 (13) :3197-3198
[6]   TRIOXATRUXENES - A NEW FAMILY OF DISC-LIKE MESOGENS WITH A COMPLEX POLYMORPHISM [J].
DESTRADE, C ;
TINH, NH ;
MAMLOK, L ;
MALTHETE, J .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1984, 114 (1-3) :139-150
[7]   DISC-LIKE MOLECULES AND MESOMORPHIC POLYMORPHISM [J].
DESTRADE, C ;
GASPAROUX, H ;
FOUCHER, P ;
TINH, NH ;
MALTHETE, J ;
JACQUES, J .
JOURNAL DE CHIMIE PHYSIQUE ET DE PHYSICO-CHIMIE BIOLOGIQUE, 1983, 80 (01) :137-148
[8]   COLUMNAR MESOPHASES FROM DISKLIKE CLUSTERS OF RODS [J].
GUILLON, D ;
SKOULIOS, A ;
MALTHETE, J .
EUROPHYSICS LETTERS, 1987, 3 (01) :67-72
[9]   X-RAY-DIFFRACTION AND SCATTERING ON DISORDERED-SYSTEMS USING SYNCHROTRON RADIATION [J].
KOCH, MHJ ;
BORDAS, J .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1983, 208 (1-3) :461-469
[10]   1ST EXAMPLES OF A NEW CLASS OF DISCOGEN [J].
LATTERMANN, G .
LIQUID CRYSTALS, 1987, 2 (05) :723-728