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A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

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Published on: August 28, 2018

Easily solution-processed, high-performance microribbon transistors based on a 2D condensed benzothiophene

Xiaoxia Liu¹, Yingfeng Wang, Jianhua Gao

¹Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education, Hangzhou Normal University, Hangzhou 311121, P. R. China. gaojh@hznu.edu.cn.

Chemical Communications (Cambridge, England)

|November 21, 2013

Summary

A novel 2D benzothiophene derivative, TBTDBT, was synthesized and its properties investigated. Organic field-effect transistors fabricated from TBTDBT microribbons demonstrated high mobility and on-off ratios.

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Area of Science:

Materials Science
Organic Electronics
Solid State Chemistry

Background:

Organic semiconductors are crucial for developing flexible and low-cost electronic devices.
Benzothiophene derivatives offer tunable electronic properties for advanced applications.

Purpose of the Study:

To synthesize a novel 2D condensed benzothiophene derivative, TBTDBT.
To investigate the thermal, optical, and electrochemical properties of TBTDBT.
To fabricate and characterize organic field-effect transistors (OFETs) using TBTDBT.

Main Methods:

Synthesis of the 2D benzothiophene derivative TBTDBT.
Crystal growth via solution drop-casting and physical vapor transport.
Fabrication of OFETs using TBTDBT microribbons.

Main Results:

TBTDBT microribbons were successfully grown using two distinct methods.
Field-effect transistors exhibited high charge carrier mobility up to 2.62 cm(2) V(-1) s(-1).
An excellent on-off ratio exceeding 10(5) was achieved, indicating efficient transistor switching.

Conclusions:

TBTDBT is a promising organic semiconductor material for high-performance OFETs.
The synthesized material shows potential for applications in organic electronics.
The study highlights the structure-property relationship in 2D benzothiophene derivatives.