An ultra-sensitive NH3 gas sensor enabled by an ion-in-conjugated polycroconaine/Ti3C2Tx core

An ultra-sensitive NH₃ gas sensor enabled by an ion-in-conjugated polycroconaine/Ti₃C₂T_x core–shell composite

Published:2023 Issue:6 Volume:8 Page:794-802
ISSN:2055-6756
Container-title:Nanoscale Horizons
language:en
Short-container-title:Nanoscale Horiz.

Author:

Zhou Jin¹^ORCID,Shokouh Seyed Hossein Hosseini¹,Cui Linfan²,Järvinen Topias¹^ORCID,Pitkänen Olli¹^ORCID,Lv Zhong-Peng³^ORCID,Kordas Krisztian¹

Affiliation:

1. Microelectronics Research Unit, Faculty of Information Technology and Electrical Engineering, University of Oulu, P.O. Box 4500, FIN-90014 Oulu, Finland

2. Department of Chemical and Metallurgical Engineering, Aalto University, FIN-00076 Aalto, Finland

3. Department of Applied Physics, Aalto University, FIN-00076 Aalto, Finland

Abstract

MXenes are emerging sensing materials; they, however, suffer from poor stability. Here, we demonstrate the core-shell composite, Ti3C2Tx MXene@polycroconaine, enables ultrahigh sensitivity and significantly improved stability for NH3 sensing.

Funder

China Scholarship Council

Academy of Finland

Walter Ahlströmin Säätiö

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

Link

http://pubs.rsc.org/en/content/articlepdf/2023/NH/D2NH00591C

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1. Industrial and agricultural ammonia point sources exposed