Crystallinity and grain boundary control of TIPS-pentacene in organic thin-film transistors for the ultra-high sensitive detection of NO2

Author:

Shao Bingyao12345,Liu Yiming675,Zhuang Xinming12345,Hou Sihui12345,Han Shijiao12345,Yu Xinge675ORCID,Yu Junsheng12345ORCID

Affiliation:

1. State Key Laboratory of Electronic Thin Films and Integrated Devices

2. School of Optoelectronic Science and Engineering

3. University of Electronic Science and Technology of China (UESTC)

4. Chengdu 610054

5. China

6. Department of Biomedical Engineering

7. City University of Hong Kong

Abstract

Ultra-sensitive OTFT based NO2 sensors with a limit of detection of 1.93 ppb were realized by controlling and regulating the microstructures of TIPS-pentacene semiconducting films via solvent engineering.

Funder

National Natural Science Foundation of China

City University of Hong Kong

National Basic Research Program of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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