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

Refractive index measurements in a reentrant discotic nematic–biaxial nematic phase transition

2018 ◽  
Vol 91 (8) ◽  
pp. 833-839 ◽  
Author(s):  
W.S. Braga ◽  
D.D. Luders ◽  
O.R. Santos ◽  
A.R. Sampaio ◽  
N.M. Kimura ◽  
...  
Keyword(s):  
Phase Transition ◽  
Refractive Index ◽  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Uniaxial to biaxial nematic phase transition in a bent-core thermotropic liquid crystal by polarising microscopy

2012 ◽  
Vol 39 (1) ◽  
pp. 19-23 ◽  
Author(s):  
Stephen J. Picken ◽  
Theo J. Dingemans ◽  
Louis A. Madsen ◽  
Oriano Francescangeli ◽  
Edward T. Samulski
Keyword(s):  
Phase Transition ◽  
Liquid Crystal ◽  
Nematic Phase ◽  
Thermotropic Liquid Crystal ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Temperature dependence of refractive indices near uniaxial–biaxial nematic phase transition

2006 ◽  
Vol 353 (6) ◽  
pp. 512-515 ◽  
Author(s):  
P.A. Santoro ◽  
A.R. Sampaio ◽  
H.L.F. da Luz ◽  
A.J. Palangana
Keyword(s):  
Phase Transition ◽  
Temperature Dependence ◽  
Nematic Phase ◽  
Refractive Indices ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

An optical conoscopy study of a reentrant discotic nematic—Biaxial nematic phase transition

2012 ◽  
Vol 170 ◽  
pp. 72-75 ◽  
Author(s):  
W.S. Braga ◽  
O.R. Santos ◽  
A.R. Sampaio ◽  
N.M. Kimura ◽  
M. Simões ◽  
...  
Keyword(s):  
Phase Transition ◽  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase

Nonuniversal Critical Behavior at the Uniaxial-Biaxial Nematic Phase Transition in a Lyotropic Mixture

1998 ◽  
Vol 80 (14) ◽  
pp. 3093-3096 ◽  
Author(s):  
L. T. Thieghi ◽  
S. M. Shibli ◽  
A. M. Figueiredo Neto ◽  
V. P. Dmitriev ◽  
P. Tolédano
Keyword(s):  
Phase Transition ◽  
Critical Behavior ◽  
Nematic Phase ◽  
Biaxial Nematic ◽  
Biaxial Nematic Phase
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