Facile preparation of silver nanoparticles in bulk silicate glass by high-repetition-rate picosecond laser pulses

Danyang Shen; Jing Qian; Chengwei Wang; Guande Wang; Xuehui Wang; Quanzhong Zhao

doi:doi:10.3788/COL202119.011901

Chinese Optics Letters, 2021, 19 (1): 011901, Published Online: Dec. 18, 2020

Facile preparation of silver nanoparticles in bulk silicate glass by high-repetition-rate picosecond laser pulses Download： 781次

Danyang Shen ^1,2Jing Qian ^1,2Chengwei Wang ^1,2Guande Wang ^1,2Xuehui Wang ³Quanzhong Zhao ^1,2,*

Author Affiliations

¹ State Key Laboratory of High Field Laser Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

² Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China

³ Technology Center, Huagong Laser Engineering Co., Ltd., Wuhan 430000, China

Figures & Tables

Fig. 1. Photographs of ${Ag}^{+}$ -doped silicate glasses with a rectangular region processed by a picosecond laser at an average power of 1.1 W and a scanning speed of 200 µm/s.

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Fig. 2. Ag atoms dissolve in the glass network by breaking the Sb-O-Sb bond.

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Fig. 3. Absorption spectra of five glass samples (a) before and (b) after picosecond laser irradiation; (c) difference absorbance after picosecond laser irradiation.

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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.

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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.

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Fig. 6. (a) Normalized Z-scan transmittance of S5 at I₀ $= 4.22 {TW / cm}^{2}$ ; (b) the dependence of Z-scan valley transmittance on incident laser intensity I₀.

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Table1. Concentrations of Doped- ${Ag}^{+}$ in the Silicate Glasses

Sample	S1	S2	S3	S4	S5	S6
Concentration of Ag (%)	0	0.01	0.04	0.16	0.64	2.56

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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.

Facile preparation of silver nanoparticles in bulk silicate glass by high-repetition-rate picosecond laser pulses Download： 781次

Fig. 1. Photographs of ${Ag}^{+}$ -doped silicate glasses with a rectangular region processed by a picosecond laser at an average power of 1.1 W and a scanning speed of 200 µm/s.

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 $= 4.22 {TW / cm}^{2}$ ; (b) the dependence of Z-scan valley transmittance on incident laser intensity I₀.

Table1. Concentrations of Doped- ${Ag}^{+}$ in the Silicate Glasses

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Facile preparation of silver nanoparticles in bulk silicate glass by high-repetition-rate picosecond laser pulses Download： 781次

Fig. 1. Photographs of Ag+-doped silicate glasses with a rectangular region processed by a picosecond laser at an average power of 1.1 W and a scanning speed of 200 µm/s.

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=4.22 TW/cm2; (b) the dependence of Z-scan valley transmittance on incident laser intensity I0.

Table1. Concentrations of Doped-Ag+ in the Silicate Glasses

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Fig. 1. Photographs of ${Ag}^{+}$ -doped silicate glasses with a rectangular region processed by a picosecond laser at an average power of 1.1 W and a scanning speed of 200 µm/s.

Fig. 6. (a) Normalized Z-scan transmittance of S5 at I₀ $= 4.22 {TW / cm}^{2}$ ; (b) the dependence of Z-scan valley transmittance on incident laser intensity I₀.

Table1. Concentrations of Doped- ${Ag}^{+}$ in the Silicate Glasses