The induction of the Ntb phase in mixtures

被引:14
|
作者
Ramou, Efthymia [1 ,2 ]
Welch, Chris [1 ]
Hussey, James [1 ]
Ahmed, Ziauddin [1 ]
Karahaliou, Panagiota K. [2 ]
Mehl, Georg H. [1 ]
机构
[1] Univ Hull, Dept Chem, Kingston Upon Hull, N Humberside, England
[2] Univ Patras, Dept Phys, Patras, Greece
基金
英国工程与自然科学研究理事会;
关键词
Twist-bend nematic; liquid crystal dimers; liquid crystal-non liquid crystal mixtures; nematic-nematic transition; NEMATIC LIQUID-CRYSTAL; CHIRALITY SYNCHRONIZATION; SYMMETRY-BREAKING; NANOSCALE-PITCH; DIMERS; PROGRESSION; MESOPHASE; OLIGOMERS; BEHAVIOR; TRIMERS;
D O I
10.1080/02678292.2018.1524523
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We report the induction of the N-tb phase over a wide temperature and concentration range in a binary system. This was achieved by addition of a flexible dopant without LC properties to a flexible dimer exhibiting only a nematic LC phase. The N-tb phase was identified by Polarising Optical Microscopy (POM), Differential Scanning Calorimetry (DSC) and X-ray Diffraction (XRD) techniques. [GRAPHICS] .
引用
收藏
页码:1929 / 1935
页数:7
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