Fine structure of the plasmon resonance absorption peak of Ag nanoparticles embedded in partially oxidized Si matrix

2001 ◽  
Vol 78 (1) ◽  
pp. 102-104 ◽  
Author(s):  
L. Yang ◽  
G. H. Li ◽  
J. G. Zhang ◽  
L. D. Zhang ◽  
Y. L. Liu ◽  
...  
2014 ◽  
Vol 665 ◽  
pp. 288-291 ◽  
Author(s):  
Yang Hu ◽  
Chao Pan ◽  
Cai Xia Gao ◽  
Jun Fan ◽  
En Zhou Liu

Plasmonic Ag decorated TiO2 nano-wire film was firstly prepared by the combination of a hydrothermal method and a microwave-assisted chemical reduction process. The results show that Ag deposited TiO2 film exhibits obvious visible light absorption due to surface plasmon resonance absorption of Ag nanoparticles. Besides, fluorescence quenching is observed in the composite film under the excitation of 250 nm. Photocatalytic tests show that Ag deposited TiO2 exhibits enhanced photocatalytic activity for H2 production by water splitting due to the synergistic effect between charge transfer and surface plasmon resonance absorption properties of Ag nanoparticles.


2014 ◽  
Vol 38 (2) ◽  
pp. 503-506 ◽  
Author(s):  
XiaoLiang Li ◽  
Yong Wu He ◽  
Jae Sung Ryu ◽  
Sung Ik Yang

We report on the selective and sensitive colorimetric detection of Ag+ in a dimethylformamide (DMF) solution in the presence of graphene oxide based on the surface plasmon resonance absorption of Ag nanoparticles (NPs).


ACS Photonics ◽  
2018 ◽  
Vol 5 (5) ◽  
pp. 2044-2050 ◽  
Author(s):  
Ankit Agrawal ◽  
Ilka Kriegel ◽  
Evan L. Runnerstrom ◽  
Francesco Scotognella ◽  
Anna Llordes ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (23) ◽  
pp. 12547-12555 ◽  
Author(s):  
Kasimayan Uma ◽  
Shih-Wen Chen ◽  
Nadarajan Arjun ◽  
Guan-Ting Pan ◽  
Thomas C.-K. Yang

We present a systematic investigation of CO oxidation and surface plasmon resonance on SiO2@α-Fe2O3 nanocomposite spheres with different weight percentages of Ag nanoparticles.


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