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Novel chiral smectic phase generation in systems of polar ellipsoidal molecules with reflection asymmetry: A molecular dynamics simulation study

2018/09/28 by Tanay Paul Jayashree Saha, Saha, Tanay Paul Jayashree
Physics and Astronomy · #FOS: Physical sciences #Soft Condensed Matter (cond-mat.soft) #cond-mat.soft

paper · pdf · doi:10.48550/arxiv.1809.11075

arxiv created 2018/09/28 · arxiv updated 2018/10/01

Abstract

Computer simulation study of phase transitional behaviour of cholesterol molecules embedded with terminal dipole is reported. In this work, coarse-grained modeling of cholesteric molecules is done to study the influence of the coupled chiral and dipolar interactions on macroscopic liquid-crystalline phase formation. This NVT molecular dynamics simulation study demonstrates the formaton of novel Smectic Blue phase (BP\textsubscriptSm) which is a recent experimentally discovered chiral phase. Our study reveals that the higher strength of chiral interaction induces blue phase, whereas, larger dipolar interaction can bring bilayered smectic blue phase.

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