Evidence for a Smectic- $A$ —Nematic Tricritical Point: Binary Mixtures

Publisher Website

5 May 1975

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

Vol. 34 (18) , 1143-1146
https://doi.org/10.1103/physrevlett.34.1143

Abstract

Differential scanning calorimetry measurements of the smectic-

A

—nematic latent heat of transition in binary mixtures of

C_{8}

H_{17}

O-

C_{6}

H_{4}

-CHN-

C_{6}

H_{4}

-

C_{3}

H_{7}

(8O.3) and

C_{2}

H_{5}

O-

C_{6}

H_{4}

-CHN-

C_{6}

H_{4}

-

C_{3}

H_{7}

(2O.3) strongly suggest the existence of a tricritical point at approximately 70 mole% 8O.3.

Keywords

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