Frustration between two- and three-dimensional smectic ordering leads to a biaxial nematic phase

Soft Matter ◽  
2020 ◽  
Vol 16 (3) ◽  
pp. 747-753
Author(s):  
Dong Chen ◽  
David A. Coleman ◽  
Chenhui Zhu ◽  
Nattaporn Chattham ◽  
Frank Jenz ◽  
...  
Keyword(s):  
Nematic Phase ◽  
Lamellar Structure ◽  
Three Dimensional ◽  
Orthorhombic Symmetry ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

T-shaped bolaamphiphiles develop 2D smectic ordering which is incompatible with the initial lamellar structure, with both structures becoming short-ranged and resulting in a 3D biaxial nematic phase with macroscopic orthorhombic symmetry.

The biaxial nematic phase of oxadiazole biphenol mesogens

2013 ◽  
Vol 40 (12) ◽  
pp. 1655-1677 ◽  
Author(s):  
Theo J. Dingemans ◽  
Louis A. Madsen ◽  
Oriano Francescangeli ◽  
Francesco Vita ◽  
Demetri J. Photinos ◽  
...  
Keyword(s):  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

scholarly journals Importance of transverse dipoles in the stability of biaxial nematic phase: A Monte Carlo study

2012 ◽  
Vol 39 (11) ◽  
pp. 1381-1392 ◽  
Author(s):  
Nababrata Ghoshal ◽  
Kisor Mukhopadhyay ◽  
Soumen Kumar Roy
Keyword(s):  
Monte Carlo ◽  
Nematic Phase ◽  
Monte Carlo Study ◽  
The Stability ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

A new soap/detergent/water lyotropic liquid crystal with a biaxial nematic phase

1989 ◽  
Vol 5 (6) ◽  
pp. 1669-1675 ◽  
Author(s):  
E. A. Oliveira ◽  
L. Liebert ◽  
A. M. Figueiredo Neto
Keyword(s):  
Liquid Crystal ◽  
Nematic Phase ◽  
Lyotropic Liquid Crystal ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Conoscopic image of a biaxial negative in a reentrant discotic – biaxial nematic phase transition

2020 ◽  
pp. 1-6 ◽  
Author(s):  
D.D. Luders ◽  
G.M. Arcolezi ◽  
M.L.G. Pereira ◽  
W.S. Braga ◽  
O.R. Santos ◽  
...  
Keyword(s):  
Phase Transition ◽  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Biaxial Nematic Phase in Bent-Core Thermotropic Mesogens

2004 ◽  
Vol 92 (14) ◽  
Author(s):  
Bharat R. Acharya ◽  
Andrew Primak ◽  
Satyendra Kumar
Keyword(s):  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Luckhurst–Romano model of thermotropic biaxial nematic phase

2005 ◽  
Vol 32 (11-12) ◽  
pp. 1409-1417 ◽  
Author(s):  
Lech Longa ◽  
Grzegorz Pająk
Keyword(s):  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

scholarly journals Domain walls and anchoring transitions mimicking nematic biaxiality in the oxadiazole bent-core liquid crystal C7

Soft Matter ◽  
2015 ◽  
Vol 11 (20) ◽  
pp. 3963-3970 ◽  
Author(s):  
Young-Ki Kim ◽  
Greta Cukrov ◽  
Jie Xiang ◽  
Sung-Tae Shin ◽  
Oleg D. Lavrentovich
Keyword(s):  
Liquid Crystal ◽  
Nematic Phase ◽  
Domain Walls ◽  
Anchoring Transitions ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

“Secondary disclinations” previously considered as evidence of a biaxial nematic phase are shown to be domain walls in a uniaxial nematic phase.

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