Related Experiment Video
Updated: Jun 30, 2026

Orientational Transition in a Liquid Crystal Triggered by the Thermodynamic Growth of Interfacial Wetting Sheets
Published on: May 15, 2017
Molecular orientation transition of organic thin films on graphite: the effect of intermolecular electrostatic and
Wei Chen1, Han Huang, Andrew Thye
1Department of Physics, National University of Singapore, 2 Science Drive 3, 117542, Singapore. phycw@nus.edu.sg
Abstract:
In situ low-temperature scanning tunnelling microscopy investigation reveals a molecular orientation transition of organic thin films of pentacene and p-sexiphenyl on graphite, arising from the delicate balance between the intermolecular electrostatic and interfacial dispersion forces.
Related Concept Videos
π Electron Effects on Chemical Shift: Overview
Van der Waals Interactions
Intermolecular Forces
Intermolecular Forces
Intermolecular Forces and Physical Properties
Comparing Intermolecular Forces: Melting Point, Boiling Point, and Miscibility
Temporary attractive forces like dispersion are present in all molecules, whether they are polar or nonpolar. They...

