New nematic lyomesophase of sodium dodecyl sulfate

LQ Amaral, MEM Helene… - Journal of Physical …, 1987 - ACS Publications
Nc phase. Changes in the intensityratio between the peaks for different nematic phases are
accounted for by a model for the electron density as a function of the ratio between bilayer …

First order transitions to a lyotropic biaxial nematic

PO Quist - Liquid Crystals, 1995 - Taylor & Francis
The phase diagram of the sodium dodecylsulphate/decanol/water system is studied by2H
NMR spectroscopy in the range between the calamitic nematic (N+ C) and discotic nematic …

First-order transition between nematic phases in lyotropic liquid crystals

LQ Amaral - Liquid Crystals, 1990 - Taylor & Francis
Experimental evidence for the existence of a first order transition between Nc–Nd uniaxial
lyonematic phases as a function of the variable M d (number of decanol molecules per …

Structural relations between lyotropic phases in the vicinity of the nematic phases

Y Hendrikx, J Charvolin - Journal de Physique, 1981 - jphys.journaldephysique.org
Abstract «Nematic lyotropic» phases are anisotropic fluids made of aggregates of
amphiphilic molecules dispersed in water. Their nematic behaviour (flow, orientation in a …

Decanol effect on the structure of the hexagonal phase in a lyotropic liquid crystal

O Santin Filho, R Itri, LQ Amaral - The Journal of Physical …, 2000 - ACS Publications
Addition of decanol to the system sodium dodecyl (lauryl) sulfate (SLS)/water leads to the
appearance of a nematic domain not present in the binary system. We investigate the …

Nematic domain in the sodium lauryl sulfate/water/decanol system

LQ Amaral, MEM Helene - The Journal of Physical Chemistry, 1988 - ACS Publications
The nematic (N) domain in the ternary system sodium dodecyl sulfate/water/decanol was
investigated with opticalmicroscopy, with varying concentrationsand temperature. Either the …

Liquid crystalline phases of the sodium decylsulfate/decanol/water system. Nematic-nematic and cholesteric-cholesteric phase transitions

LJ Yu, A Saupe - Journal of the American Chemical Society, 1980 - ACS Publications
Theexistence of a thermally induced phase transiton between two nematic phases in the
ternary mixture of sodium decyl sulfate, decanol, and water is verified by microscopicstudies …

Infrared study of the phase transition from a disk-like to a rod-like nematic lyotropic liquid crystal

YW Hui, MM Labes - Journal of Physical Chemistry, 1987 - ACS Publications
The infrared spectra of the system sodium decyl sulfate, deuteriated decanol [C10D21OH],
and D20 are diagnostic of the phase transition from disklike (ND") to rodlike (Nc+) …

Effect of counterion substitution on the type and nature of nematic lyotropic phases from nuclear magnetic resonance studies

K Radley, LW Reeves, AS Tracey - The Journal of Physical …, 1976 - ACS Publications
Nematic lyotropic phases have been prepared using mixed detergents with thedecyl sulfate
anion. The phases have been studied by observing Li-7, Na-23, Cs-133, and D-2 nuclear …

Micellar structures in lyotropic liquid crystals and phase transitions

A Saupe, SY Xu, S Plumley, YK Zhu… - Physica A: Statistical …, 1991 - Elsevier
The formation of micellar nematics is discussed with emphasis on the transitions between
nematic phases and nematic-smectic transitions. Phase diagrams for MTAB/l-decanol/D, O …