Controllable Charge Transfer in Ag-TiO2 Composite Structure for SERS Application
Abstract
:1. Introduction
2. Results and Discussion
2.1. Preparation and Characterization of the Nano Composite Structure
2.2. SERS Study of PS/TiO2/Ag and PS/Ag
2.3. Enhancement Factor (EF) of PS/TiO2/Ag and PS/TiO2:Ag
3. Materials and Methods
4. Conclusions
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Wavenumber (cm−1) | Band Assignment | |
---|---|---|
PS/TiO2/Ag | PS/Ag | |
1577m | 1577m | υCC, 8b(b2) |
1472w | 1472w | υCC, 19a(a1) |
1440υs | 1439υs | υCC + δCH, 19b(b2) |
1390s | 1389s | δCH + υCC, 3(b2) |
1302w | 1301w | υCC + δCH, 14(b2) |
1188w | 1182w | δCH, 9a(a1) |
1141υs | 1140υs | δCH, 9b(b2) |
1072m | 1071m | υCS, 7a(a1) |
1008w | 1008w | γCC + γCCC, 18a(a1) |
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Wang, Y.; Yan, C.; Chen, L.; Zhang, Y.; Yang, J. Controllable Charge Transfer in Ag-TiO2 Composite Structure for SERS Application. Nanomaterials 2017, 7, 159. https://doi.org/10.3390/nano7070159
Wang Y, Yan C, Chen L, Zhang Y, Yang J. Controllable Charge Transfer in Ag-TiO2 Composite Structure for SERS Application. Nanomaterials. 2017; 7(7):159. https://doi.org/10.3390/nano7070159
Chicago/Turabian StyleWang, Yaxin, Chao Yan, Lei Chen, Yongjun Zhang, and Jinghai Yang. 2017. "Controllable Charge Transfer in Ag-TiO2 Composite Structure for SERS Application" Nanomaterials 7, no. 7: 159. https://doi.org/10.3390/nano7070159