Raman Scattering near the Tricritical Point in SbSI

8 December 1975

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 35 (23) , 1581-1584
https://doi.org/10.1103/physrevlett.35.1581

Abstract

Measurements of the temperature and pressure dependences of Raman and elastic light scattering were used to investigate the dynamics of the tricritical point in SbSi at

T ≅ 235 °

K and

P ≅ 1.4

kbar. The results are discussed in terms of a mean-field treatment of tricritical points.

Keywords

This publication has 11 references indexed in Scilit:

Measurement of the "soft" mode and coupled modes in the paraelectric and ferroelectric phases of K $H_{2}$ P $O_{4}$ at high pressure
Physical Review B, 1975
Dielectric study of the ferroelectric phase transition of KH2PO4
Solid State Communications, 1975
Tricritical-Point Phase Diagram in Fe ${Cl}_{2}$
Physical Review Letters, 1974
Change of the Order of a Phase Transition by the Influence of an External Parameter
Physica Status Solidi (b), 1973
Phase transitions in SbSI
Ferroelectrics, 1973
Soft-Phonon Couplings in the Pressure-Induced Phase Transition in SbSI
Physical Review B, 1972
Rayleigh Scattering Studies of N $H_{4}$ Cl at High Pressures
Physical Review Letters, 1972
Pressure and temperature dependence of the dielectric properties and phase transitions of the ferroelectric perovskites: PbTiO3 and BaTiO3
Ferroelectrics, 1971
Changes in the Thermodynamic Character of the N $H_{4}$ Cl Order-Disorder Transition at High Pressures
Physical Review B, 1971
Thermodynamics Near the Two-Fluid Critical Mixing Point in ${He}^{3}$ - ${He}^{4}$
Physical Review Letters, 1970