Invited Review Article: Photopyroelectric calorimeter for the simultaneous thermal, optical, and structural characterization of samples over phase transitions

U Zammit, M Marinelli, F Mercuri, S Paoloni… - Review of Scientific …, 2011 - pubs.aip.org
The study of thermophysical properties is of great importance in several scientific fields.
Among them, the heat capacity, for example, is related to the microscopic structure of …

Enhanced electro-optical properties in gold nanoparticles doped ferroelectric liquid crystals

S Kaur, SP Singh, AM Biradar, A Choudhary… - Applied physics …, 2007 - pubs.aip.org
Influential electro-optical and textural properties in the smectic C* phase have been
observed using gold nanoparticles (Au NPs) in ferroelectric liquid crystals (FLCs). An …

Review of liquid-crystal phase transitions with quenched random disorder

GS Iannacchione - Fluid Phase Equilibria, 2004 - Elsevier
Recent experimental and theoretical efforts have focused on using liquid-crystal systems as
a test bed for understanding the statistical mechanics of quenched random disorder. In …

Nonvolatile memory effect based on gold nanoparticles doped ferroelectric liquid crystal

J Prakash, A Choudhary, A Kumar, DS Mehta… - Applied Physics …, 2008 - pubs.aip.org
Nonvolatile memory effect based on gold nanoparticles (GNPs) doped deformed helix
ferroelectric liquid crystal (DHFLC) has been observed. This observed memory effect has …

Smectic ordering in liquid-crystal–aerosil dispersions. II. Scaling analysis

GS Iannacchione, S Park, CW Garland, RJ Birgeneau… - Physical Review E, 2003 - APS
Liquid crystals offer many unique opportunities to study various phase transitions with
continuous symmetry in the presence of quenched random disorder (QRD). The QRD arises …

Influence of the flow on the orientational dynamics induced by temperature gradient in nematic hybrid-oriented cells

AV Zakharov, AA Vakulenko - The Journal of chemical physics, 2007 - pubs.aip.org
The numerical study of the system of hydrodynamic equations that include the director
motion, fluid flow, and the temperature field redistribution across the hybrid-oriented liquid …

Evolution of the isotropic-to-nematic phase transition in octyloxycyanobiphenyl+ aerosil dispersions

A Roshi, GS Iannacchione, PS Clegg, RJ Birgeneau - Physical Review E, 2004 - APS
High-resolution ac calorimetry has been carried out on dispersions of aerosils in the liquid
crystal octyloxycyanobiphenyl (8OCB) as a function of aerosil concentration and …

Effects of magnetic nanoparticles with different surface coating on the phase transitions of octylcyanobiphenyl liquid crystal

G Cordoyiannis, LK Kurihara, LJ Martinez-Miranda… - Physical Review E …, 2009 - APS
The impact of magnetic nanoparticles with different surface coating upon the isotropic-to-
nematic and nematic-to-smectic-A phase transitions of the liquid crystal octylcyanobiphenyl …

Systematic calorimetric investigation of the effect of silica aerosils on the nematic to isotropic transition in heptylcyanobiphenyl

P Jamee, G Pitsi, J Thoen - Physical Review E, 2002 - APS
The effect of confinement on liquid crystal phase transitions was investigated in mixtures of
the liquid crystal heptylcyanobiphenyl with hydrophilic aerosils. The influence of the aerosil …

Effect of dispersed silica particles on the smectic-A–smectic- phase transition

Z Kutnjak, S Kralj, S Žumer - Physical Review E, 2002 - APS
We study the influence of the dispersed aerosil particle concentration on the soft and
Goldstone mode dynamics across the smectic-A–smectic-C* phase transition using …