Haojian Xing, Yong Zhu, Jie Zhang. Raman Enhanced Properties of Silver/Graphene/Silver Composite Structure Prepared by One-Step Method[J]. Acta Optica Sinica, 2020, 40(21): 2124001
- Acta Optica Sinica
- Vol. 40, Issue 21, 2124001 (2020)
Fig. 1. Preparation flow chart of AG/GE/AG substrate
Fig. 2. Morphology characterization graphs of AG/GE/AG substrate. (a) SEM characterization; (b) TEM characterization; (c)(d) EDS characterization of Ag and C
Fig. 3. COMSOL simulation diagrams of AG/GE/AG substrate. (a) Ideal model; (b) abstract model based on TEM image
Fig. 4. Raman characterization results of AG/GE/AG substrates. (a) Raman spectrum of graphene and AG/GE/AG substrate; (b)(c) Raman mapping test chart of AG/GE/AG substrate; (d) heat map of 2D peak intensity of AG/GE/AG substrate
Fig. 5. Raman diagrams of Rhodamine 6G and crystal violet molecules. (a) Rhodamine 6G; (b) crystal violet
Fig. 6. Results of repeatability test. (a) Raman signal before cleaning; (b) Raman signal after cleaning
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