Journal ArticleDOI
Self-Assembly of Faceted Gold Nanocrystals for Surface-EnhancedRaman Scattering Application
Shuang Lin,Shuang Lin,Xiang Lin,Yuxin Shang,Siqingaowa Han,Siqingaowa Han,Wuliji Hasi,Li Wang +7 more
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In this paper, self-assembly monolayers of faceted gold nanocrystals were employed as surface-enhanced Raman scattering (SERS) substrates for the examination of facet-dependent SERS performance.Abstract:
In this work, self-assembly monolayers of faceted gold nanocrystals were employed as surface-enhanced Raman scattering (SERS) substrates for the examination of facet-dependent SERS performance. In ...read more
Citations
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Ultrasensitive detection of SARS-CoV-2 spike protein in untreated saliva using SERS-based biosensor.
Meiling Zhang,Xiaodan Li,Jialin Pan,Youlin Zhang,Ling Zhang,Chenguang Wang,Xu Yan,Xiaomin Liu,Geyu Lu +8 more
TL;DR: Wang et al. as discussed by the authors proposed a surface enhanced Raman scattering (SERS)-based COVID-19 biosensor for ultrasensitive detection of SARS-CoV-2 virus in untreated saliva.
Journal ArticleDOI
Versatile self-assembled MXene-Au nanocomposites for SERS detection of bacteria, antibacterial and photothermal sterilization
TL;DR: This novel versatile MXene-Au nanocomposite material can not only detect bacteria sensitively, but also has antibacterial and photothermal sterilization effects, which provides a greatly promising countermeasure for clinical treatment of diseases caused by multi-drug resistant bacteria.
Journal ArticleDOI
Preparation of multi-functional magnetic-plasmonic nanocomposite for adsorption and detection of thiram using SERS.
Fu Ziwei,Zhengdong Shen,Qingzhen Fan,Shaoxian Hao,Ying Wang,Xinquan Liu,Xiaoxue Tong,Kong Xianming,Yang Zhanxu +8 more
TL;DR: A facile and effective approach to construct multi-functional SERS substrate based on assembling Ag nanoparticles (NPs) on porous Fe microspheres that could be used for pesticide monitoring by portable Raman spectrometer and could adsorb analyte from target sample.
Journal ArticleDOI
MXene (Ti3C2Tx)-Ag nanocomplex as efficient and quantitative SERS biosensor platform by in-situ PDDA electrostatic self-assembly synthesis strategy
Rongyang Liu,Li Jiang,Zizhen Yu,Xufeng Jing,Xiu Liang,Dan Wang,Bo Yang,Chengxing Lu,Wei Zhou,Shangzhong Jin +9 more
TL;DR: In this article, a two-dimensional transition metal carbonitrides, MXene, have emerged as SERS substrates due to their unique optical and electrical properties, and an MXene-PDDA-Ag NPs hybrid platform was used as a sensitive and uniform biosensor for label free quantitative detection of bio-molecular based on SERS method, which could be applied in the field of biotechnology.
Journal ArticleDOI
New Trends in Nanoarchitectured SERS Substrates: Nanospaces, 2D Materials, and Organic Heterostructures.
Olga Guselnikova,Hyun-Chul Lim,Hyun Jong Kim,Sung Hyun Kim,A. Gorbunova,Miharu Eguchi,Pavel S. Postnikov,Takuya Nakanishi,Toru Asahi,Jongbeom Na,Yusuke Yamauchi +10 more
TL;DR: In this paper , a review of surface-enhanced Raman spectroscopy (SERS) substrates with a focus on advanced nanoarchitecture based on noble metals with special nanospaces (round tips, gaps, and porous spaces), including hybridization with metallic nanostructures (NSs), and the contemporary repertoire of nano-architecturing with organic molecules is presented.
References
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Localized Surface Plasmon Resonance Spectroscopy and Sensing
TL;DR: This review describes recent fundamental spectroscopic studies that reveal key relationships governing the LSPR spectral location and its sensitivity to the local environment, including nanoparticle shape and size and introduces a new form of L SPR spectroscopy, involving the coupling between nanoparticle plasmon resonances and adsorbate molecular resonances.
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Shape Control of Colloidal Metal Nanocrystals
TL;DR: In this paper, an overall picture of shaped metal particles is presented, with a particular focus on solution-based syntheses for the noble metals, emphasizing key factors that result in anisotropic, nonspherical growth such as crystallographically selective adsorbates and seeding processes.
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Shape control in gold nanoparticle synthesis
TL;DR: This tutorial review summarises recent research into the controlled growth of gold nanoparticles of different morphologies and discusses the various chemical mechanisms that have been proposed to explain anisotropic growth.
Journal ArticleDOI
Kinetically Controlled Seeded Growth Synthesis of Citrate-Stabilized Gold Nanoparticles of up to 200 nm: Size Focusing versus Ostwald Ripening
TL;DR: Gold nanoparticles synthesized following this method can be further functionalized with a wide variety of molecules, hence this method appears to be a promising candidate for application in the fields of biomedicine, photonics, and electronics, among others.