Danyang Shen, Jing Qian, Chengwei Wang, Guande Wang, Xuehui Wang, Quanzhong Zhao. Facile preparation of silver nanoparticles in bulk silicate glass by high-repetition-rate picosecond laser pulses[J]. Chinese Optics Letters, 2021, 19(1): 011901
- Chinese Optics Letters
- Vol. 19, Issue 1, 011901 (2021)
Fig. 1. Photographs of
Fig. 2. Ag atoms dissolve in the glass network by breaking the Sb-O-Sb bond.
Fig. 3. Absorption spectra of five glass samples (a) before and (b) after picosecond laser irradiation; (c) difference absorbance after picosecond laser irradiation.
Fig. 4. (a) Experimental difference spectrum and theoretical fitting curve of Ag nanoparticle SPR of S5; (b) TEM image of Ag nanoparticles precipitated in the laser-irradiated zone of S5.
Fig. 5. Optical micrographs of scanned lines by picosecond laser pulses at different processing speeds of 16, 32, 64,…, 1024 µm/s. The inset shows the color comparison of the laser fabricated region in S5 at speeds of 200 and 1000 µm/s.
Fig. 6. (a) Normalized Z-scan transmittance of S5 at I0
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Table 1. Concentrations of Doped-
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