3D nanoporous plasmonic chips for extremely sensitive NO2 detection

Author:

Kim Sunho1234,Jung Ho Sang56789ORCID,Kim Dong-Ho56789,Kim Shin-Hyun1234ORCID,Park Sung-Gyu56789ORCID

Affiliation:

1. Department of Chemical and Biomolecular Engineering

2. Korea Advanced Institute of Science and Technology (KAIST)

3. Daejeon 34141

4. South Korea

5. Advanced Nano-Surface Department (ANSD)

6. Korea Institute of Materials Science (KIMS)

7. Changwon

8. Gyeongnam 51508

9. Korea

Abstract

This paper presents extremely sensitive SERS-based NO2 gas sensors based on 3D nanoporous Au nanostructures with a large Au surface for the effective adsorption of NO2 gas molecules and a high density of hotspots.

Funder

Korea Institute of Materials Science

Publisher

Royal Society of Chemistry (RSC)

Subject

Electrochemistry,Spectroscopy,Environmental Chemistry,Biochemistry,Analytical Chemistry

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