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Effect of Bending on the Electrical Characteristics of Flexible Organic Single Crystal-based Field-effect Transistors

Effect of Bending on the Electrical Characteristics of Flexible Organic Single Crystal-based Field-effect Transistors

Published on: November 7, 2016

Self-aligned, full solution process polymer field-effect transistor on flexible substrates.

Yan Yan¹, Long-Biao Huang¹, Ye Zhou²

¹Department of Physics and Materials Science, City University of Hong Kong, Kowloon Tong, Hong Kong SAR.

Scientific Reports

|October 27, 2015

Summary

This summary is machine-generated.

Researchers developed a new method for modifying polymer surfaces, enabling the creation of flexible, self-aligned full polymer field-effect transistors (FPETs) with excellent electrical and mechanical properties.

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Area of Science:

Materials Science
Polymer Electronics
Surface Chemistry

Background:

Conventional surface modification techniques are unsuitable for soft polymer interfaces.
A compatible method for polymeric surface energy modification is needed for advanced polymer electronics.

Purpose of the Study:

To develop a novel method for surface energy modification compatible with polymers.
To fabricate self-aligned full polymer field-effect transistors (FPETs) on flexible substrates.

Main Methods:

Utilized confined photo-catalytic oxidation for selective surface energy modification.
Employed a four-step spin-coating process for device fabrication.
Investigated the impact on polymeric film etching and dielectric properties.

Main Results:

Successfully fabricated self-aligned FPETs on flexible polymer substrates.
Demonstrated negligible etching effects and preserved insulating properties of the polymer dielectric.
Achieved good electrical performance and mechanical flexibility in the fabricated devices.

Conclusions:

Confined photo-catalytic oxidation is a viable method for polymer surface modification.
This technique enables the fabrication of high-performance, flexible FPETs.
The developed method is crucial for advancing the field of polymer electronics.