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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] .
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页码:1929 / 1935
页数:7
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