Researching | Gold nanorods as saturable absorbers for the passively Q-switched Nd:LLF laser at 1.34 μm

Journals >Chinese Optics Letters >Volume 17 >Issue 4 >Page 041401 > Article

Chinese Optics Letters
Vol. 17, Issue 4, 041401 (2019)

Gold nanorods as saturable absorbers for the passively Q-switched Nd:LLF laser at 1.34 μm

Qizhang Qian¹, Nan Wang², Shengzhi Zhao¹, Guiqiu Li^1、*, Tao Li¹, Dechun Li¹, Kejian Yang¹, Jie Zang¹, and Houyi Ma²

Author Affiliations

¹School of Information Science and Engineering, and Shandong Provincial Key Laboratory of Laser Technology and Application, Shandong University, Qingdao 266237, China

²Key Laboratory of Colloid and Interface Chemistry, Ministry of Education, School of Chemistry and Chemical Engineering, Shandong University, Jinan 250100, China

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DOI: 10.3788/COL201917.041401 Cite this Article Set citation alerts

Qizhang Qian, Nan Wang, Shengzhi Zhao, Guiqiu Li, Tao Li, Dechun Li, Kejian Yang, Jie Zang, Houyi Ma. Gold nanorods as saturable absorbers for the passively Q-switched Nd:LLF laser at 1.34 μm[J]. Chinese Optics Letters, 2019, 17(4): 041401 Copy Citation Text

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TEM images of the (a) GNR-5 and (b) GNR-8.

Fig. 1. TEM images of the (a) GNR-5 and (b) GNR-8.

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(a) Absorption spectra and (b) nonlinear transmissions of the GNRs with two aspect ratios.

Fig. 2. (a) Absorption spectra and (b) nonlinear transmissions of the GNRs with two aspect ratios.

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Fig. 3. Scheme of diode-end-pumped passively

Q

-switched laser.

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Fig. 4. (a) Output power and (b)

M^{2}

factor of the CW laser with the 3.8% and 8% OCs.

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Fig. 5. (a) Output power of the

Q

-switched laser with the 3.8% and 8% OCs; (b) spectrum of the passively

Q

-switched laser when utilizing GNR-5 as an SA.

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Fig. 6. (a) Pulse width and repetition rate with the 3.8% OC; (b) waveform of the

Q

-switched laser utilizing GNR-5 with the 3.8% OC; (c) pulse width and repetition rate with the 8% OC; (d) waveform of the

Q

-switched laser utilizing GNR-5 with the 8% OC.

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Fig. 7. (a) Output power of the

Q

-switched laser versus the incident pump power with the 3.8% and 8% OCs; (b) spectrum of the passively

Q

-switched laser utilizing GNR-8 as an SA.

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Fig. 8. (a) Pulse width and repetition rate with the 3.8% OC; (b) waveform of the passively

Q

-switched laser utilizing GNR-8 as an SA with the 3.8% OC; (c) pulse width and repetition rate with the 8% OC; (d) waveform of the passively

Q

-switched laser utilizing GNR-8 as an SA with the 8% OC.

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References (27)

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Qizhang Qian, Nan Wang, Shengzhi Zhao, Guiqiu Li, Tao Li, Dechun Li, Kejian Yang, Jie Zang, Houyi Ma. Gold nanorods as saturable absorbers for the passively Q-switched Nd:LLF laser at 1.34 μm[J]. Chinese Optics Letters, 2019, 17(4): 041401

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