Crossover from Ising to mean-field critical behavior in an aqueous electrolyte solution

J Jacob, A Kumar, MA Anisimov, AA Povodyrev… - Physical Review E, 1998 - APS
The near-critical behavior of the susceptibility deduced from light-scattering measurements
in a ternary liquid mixture of 3-methylpyridine, water, and sodium bromide has been …

Critical exponents for solvent extraction resolved using SAXS

RJ Ellis - The Journal of Physical Chemistry B, 2014 - ACS Publications
The solvent extraction of an ionizable solute (H3PO4) from water into a water-in-oil
microemulsion, and subsequent organic phase splitting (known as third phase formation) …

Phase diagram in cyclopentanone+ water+ secondary butyl alcohol and light scattering investigations near the LCST

US Krishna, PKM Unni - Journal of Molecular Liquids, 2023 - Elsevier
We report light scattering investigations and study of phase diagram in the system
cyclopentanone (CP)+ water (W)+ secondary butyl alcohol (sBA), a more promising system …

Light scattering investigations in a ternary liquid mixture: Quest for a critical inflection point

BM Jaffar Ali, A Kumar - The Journal of chemical physics, 1997 - pubs.aip.org
We identify the existence of both a double critical point (DCP) and a critical double point
(CDP) in a ternary liquid mixture consisting of ethanol plus water plus potassium carbonate …

Quenching of critical opalescence in binary liquid mixtures

X Wang, CM Lyons, JK Baird - Journal of Molecular Liquids, 2023 - Elsevier
Critical phenomena occur in pure fluids, superfluids, and in binary liquid mixtures having a
miscibility gap ending in a critical point of solution. Of the three, only the binary liquid …

Dynamic Light Scattering of Polymer/Solvent Solutions Under Pressure. Near-Critical Demixing (0.1 < P/MPa < 200) for Polystyrene/Cyclohexane and Polystyrene …

WA Van Hook, H Wilczura, LPN Rebelo - Macromolecules, 1999 - ACS Publications
A conveniently sized high-pressure scattering cell used for 90° DLS (dynamic light
scattering) measurements on polymer solutions is described (0< P/MPa< 200; 283< T/K< …

Mean-field critical behaviour of susceptibility near a curve of plait points in a ternary liquid mixture

BMJ Ali, A Kumar - Physics Letters A, 1998 - Elsevier
We report on light scattering investigations in the vicinity of plait points in a ternary liquid
mixture of ethanol+ water+ sodium carbonate. The plait points that were explored occur in …

A polymer–solvent system with two homogeneous double critical points: Polystyrene (PS)/(n‐heptane + methylcyclohexane)

AR Imre, G Melnichenko… - Journal of Polymer …, 1999 - Wiley Online Library
Liquid–liquid (LL) critical demixing loci have been experimentally determined in the (T, P)
projection for some polystyrene/solvent systems with nonspecific interaction for (∼ 270 K< …

Critical behavior on approaching a special critical point in a complex fluid

UK Pradeep - The Journal of chemical physics, 2008 - pubs.aip.org
The critical behavior of osmotic susceptibility is investigated in the re-entrant complex
mixture 1-propanol (P)+ water (W)+ potassium chloride (KCl) through light-scattering …

Tendency toward crossover of the effective susceptibility exponent from its doubled Ising value to its doubled mean-field value near a double critical point

UK Pradeep - The Journal of chemical physics, 2008 - pubs.aip.org
The critical behavior of osmotic susceptibility in an aqueous electrolyte mixture 1-propanol
(1 P)+ water (W)+ potassium chloride is reported. This mixture exhibits re-entrant phase …