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Voltage-manipulating graphene-mediated surface-enhanced Raman scattering (G-SERS): principle and applications
Applied Spectroscopy Reviews ( IF 6.1 ) Pub Date : 2019-11-15 , DOI: 10.1080/05704928.2019.1688826
Jingang Wang 1 , En Cao 2, 3 , Weihua Lin 2, 4 , Mengtao Sun 2
Affiliation  

Abstract The voltage-controlled graphene-mediated surface-enhanced Raman scattering (G-SERS) spectroscopy is experimentally developing spectral technology, and which is prosperously applied in the fields of ultra-sensitive spectral analysis, sensor and catalysis. In this review, we introduce the physical principle, fabrication method, and recent applications of voltage-controlled G-SERS. We firstly introduce fabrication methods of voltage-controlled G-SERS substrate, based on the hybrid between graphene and noble metal. Secondly, the physical mechanism of voltage-controlled G-SERS is proposed for exploring the advantages of voltage-controlled G-SERS over traditional SERS. The plasmon–exciton coupling for G-SERS substrate is of greatly advantages than SERS substrate enhanced by plasmon only. The plasmon-exciton coupling can result in plexciton, and then G-SERS can also be considered as a kind of plexciton-enhanced Raman scattering (PERS). Thirdly, recent advances of voltage-controlled G-SERS on applications in spectral analysis; sensor and catalysis, especially on surface catalytic reactions, are summarized in detail. This review can not only promote deeper understating of physical principle on voltage-controlled G-SERS, but also promote potential applications in physical, chemical, material, spectral and environmental fields.

中文翻译:

电压操纵石墨烯介导的表面增强拉曼散射(G-SERS):原理和应用

摘要 压控石墨烯介导的表面增强拉曼散射(G-SERS)光谱正在实验发展光谱技术,并在超灵敏光谱分析、传感器和催化等领域得到广泛应用。在这篇综述中,我们介绍了压控 G-SERS 的物理原理、制造方法和最近的应用。我们首先介绍了基于石墨烯和贵金属混合的电压控制 G-SERS 衬底的制造方法。其次,提出了压控G-SERS的物理机制,以探索压控G-SERS相对于传统SERS的优势。G-SERS 基底的等离子体激子耦合比仅通过等离子体增强的 SERS 基底具有很大的优势。等离子体激子耦合可以导致plexciton,然后 G-SERS 也可以被认为是一种 plexciton 增强拉曼散射 (PERS)。第三,压控G-SERS在光谱分析中的应用研究进展;传感器和催化,特别是表面催化反应,进行了详细总结。该综述不仅可以促进对压控G-SERS物理原理的更深入理解,而且可以促进其在物理、化学、材料、光谱和环境领域的潜在应用。
更新日期:2019-11-15
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