Nematic phase formed by banana-shaped molecules

被引:75
作者
Matraszek, J
Mieczkowski, J
Szydlowska, J
Gorecka, E
机构
[1] Univ Warsaw, Dept Chem, Lab Dielect & Magnet, PL-02089 Warsaw, Poland
[2] Univ Warsaw, Dept Chem, Lab Nat Compound Anal, PL-02093 Warsaw, Poland
关键词
D O I
10.1080/026782900202895
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Most mesogens formed by banana-shaped molecules exhibit liquid-like smectic phases. Here we present the synthesis and properties of homologous series of derivatives of resorcinol and 2,6-disubstituted pyridine. One of these classes of bent-core molecules displays the nematic phase.
引用
收藏
页码:429 / 436
页数:8
相关论文
共 16 条
[1]   LIQUID-CRYSTAL PHASE-TRANSITIONS IN MIXTURES OF RODLIKE AND PLATELIKE MOLECULES [J].
ALBEN, R .
JOURNAL OF CHEMICAL PHYSICS, 1973, 59 (08) :4299-4304
[2]  
[Anonymous], 1994, ELECT PARAMAGNETIC R
[3]   Restricted molecular rotation in hexatic B and crystalline B mesophases as studied by the electron paramagnetic resonance method [J].
Bikchantaev, I ;
Szdlowska, J ;
Pociecha, D ;
Krowcynski, A ;
Gorecka, E .
JOURNAL OF CHEMICAL PHYSICS, 1997, 107 (21) :9208-9213
[4]   Molecular rotation in hexatic B mesophase studied by the EPR method [J].
Bikchantaev, I ;
Szydlowska, J ;
Pociecha, D ;
Krowczynski, A ;
Gorecka, E .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1997, 303 :121-126
[5]   A THERMOTROPIC BIAXIAL NEMATIC LIQUID-CRYSTAL [J].
CHANDRASEKHAR, S ;
RATNA, BR ;
SADASHIVA, BK ;
RAJA, VN .
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1988, 165 :123-130
[6]  
Chandrasekhar S., 1992, LIQUID CRYSTALS
[7]  
CHANDRASEKHAR S, 1988, PRAMANA, V30, P6491
[8]   Structure and properties of liquid crystalline phases formed by achiral banana-shaped molecules [J].
Diele, S ;
Grande, S ;
Kruth, H ;
Lischka, CH ;
Pelzi, G ;
Weissflog, W ;
Wirth, I .
FERROELECTRICS, 1998, 212 (1-4) :169-177
[9]   Uniform textures of smectic liquid-crystal phase formed by bent-core molecules [J].
Jakli, A ;
Rauch, S ;
Lotzsch, D ;
Heppke, G .
PHYSICAL REVIEW E, 1998, 57 (06) :6737-6740
[10]   Distinct ferroelectric smectic liquid crystals consisting of banana shaped achiral molecules [J].
Niori, T ;
Sekine, T ;
Watanabe, J ;
Furukawa, T ;
Takezoe, H .
JOURNAL OF MATERIALS CHEMISTRY, 1996, 6 (07) :1231-1233