Carbonized polyacrylonitrile array as a sensitive, biocompatible, and durable substrate for surface-enhanced Raman spectroscopy

Author:

Zhang Tingting1,Bao Juan1,Wu Shiying1,Huang Xianhuai2,Li Weihua2,Liu Chang3,Wang Lingling4ORCID,Sun Xiuyun1,Li Jiansheng1ORCID,Lu Rui1ORCID

Affiliation:

1. Jiangsu Key Laboratory of Chemical Pollution Control and Resources Reuse, School of Environmental and Biological Engineering, Nanjing University of Science and Technology, Nanjing 210094, China

2. School of Environment and Energy Engineering, Anhui Provincial Key Laboratory of Environmental Pollution Control and Resource Reuse, Anhui Jianzhu University, Hefei 230022, China

3. Information Materials and Intelligent Sensing Laboratory of Anhui Province, Anhui University, Hefei 230601, China

4. Guangdong Provincial Key Laboratory of Microbial Culture Collection and Application, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, 510070, China

Abstract

A carbonized PAN array was designed and applied as an effective SERS substrate. It provided a significant signal enhancement (∼105) with its strong broadband charge-transfer resonance and high reproducibility and consistency in the SERS spectrum.

Funder

Fundamental Research Funds for the Central Universities

Anhui Provincial Department of Education

Publisher

Royal Society of Chemistry (RSC)

Subject

General Environmental Science,Materials Science (miscellaneous)

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