DOI > 10.5291/ILL-DATA.7-04-134

This proposal is publicly available since 10/16/2019

Title

Molecular dynamics of a discotic liquid crystal confined to unidirectional pores with low nanometer dimensions

Abstract

Discotic liquid crystals (DLC) are soft-matter materials which organize into columns that further assemble into two-dimensional arrays with a hexagonal mesophase. Highly ordered columnar structures were found to be very promising as active semiconductors in organic field-effect transistors and photovoltaic devices. The charge transport in these systems is controlled by their molecular mobility. Confining DLCs to the unidirectional channels of nanoporous anodic aluminium (AAO) can be regarded as model system for nanoscaled wires. To get an overview about the molecular mobility of a triphenylene based DLC confined to the 25 nm wide pores of AAO at a time scale of ca. 2 ns it is proposed to carry out elastic scans on a backscattering instrument.

Experimental Report

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Data Citation

The recommended format for citing this dataset in a research publication is in the following format:

SCHOENHALS Andreas; Bernhard Frick and ZORN Reiner. (2014). Molecular dynamics of a discotic liquid crystal confined to unidirectional pores with low nanometer dimensions. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.7-04-134

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Metadata

Experiment Parameters

  • Environment temperature

    2K-450K
  • Experiment energy

    6.27 A
  • Experiment moment

    0.1-1.8 A-1
  • Experiment res energy

    >1 micro eV

Sample Parameters

  • Formula

    • C54_H84_O6
    • Anodic Aluminium Membrane, Al2O3