Observation of antiphase dynamics and harmonic resonance in a modulated dual-wavelength laser

Huibin Chen; Ge Zhang; Wenbin Liao; Bingxuan Li; Xiaolei Wang; Zhenqiang Chen

doi:doi:10.3788/COL201614.011403

Chinese Optics Letters, 2016, 14 (1): 011403, Published Online: Aug. 6, 2018

Observation of antiphase dynamics and harmonic resonance in a modulated dual-wavelength laser Download： 756次

Huibin Chen ^1,2Ge Zhang ¹Wenbin Liao ¹Bingxuan Li ¹Xiaolei Wang ^1,*Zhenqiang Chen ³

Author Affiliations

¹ Key Laboratory of Optoelectronic Materials Chemistry and Physics, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou 350002, China

² University of Chinese Academy of Sciences, Beijing 100049, China

³ Institute of Optoelectronic Engineering, Jinan University, Guangzhou 510632, China

Figures & Tables

Fig. 1. Schematic of the experiment.

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Fig. 2. Measured spectrum of the laser output of two wavelengths and its beam profile.

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Fig. 3. Temporal characteristics of the intensities of the dual-wavelength laser; (a) I1+I2, (b) I1, and (c) I2.

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Fig. 4. Temporal characteristics of the intensities of the laser with a 200 Hz modulation and a 7 V generating voltage; (a) I1+I2, (b) I1, and (c) I2.

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Fig. 5. The response of intensity oscillations of the laser with a 200 Hz modulation and a 20 V generating voltage, indicating second-harmonic resonance; (a) I1+I2, (b) I1, and (c) I2. (d) Power spectra corresponding to a, b, and c (from top to bottom).

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Fig. 6. Experimental time evolution of the two separate wavelengths with a 500 Hz modulation. The corresponding voltages modulations are (a) 1, (b) 5, (c) 5.5, and (d) 8 V. Note that, for increasing modulating amplitudes, the system exhibits antiphase dynamics within the higher-order harmonic resonance.

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Fig. 7. Power spectra corresponding to Fig. 6; (a) refers to I1 and (b) refers to I2. The modulating voltage is growing from bottom to top.

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Huibin Chen, Ge Zhang, Wenbin Liao, Bingxuan Li, Xiaolei Wang, Zhenqiang Chen. Observation of antiphase dynamics and harmonic resonance in a modulated dual-wavelength laser[J]. Chinese Optics Letters, 2016, 14(1): 011403.

Observation of antiphase dynamics and harmonic resonance in a modulated dual-wavelength laser Download： 756次

Fig. 1. Schematic of the experiment.

Fig. 2. Measured spectrum of the laser output of two wavelengths and its beam profile.

Fig. 3. Temporal characteristics of the intensities of the dual-wavelength laser; (a) I1+I2, (b) I1, and (c) I2.

Fig. 4. Temporal characteristics of the intensities of the laser with a 200 Hz modulation and a 7 V generating voltage; (a) I1+I2, (b) I1, and (c) I2.

Fig. 5. The response of intensity oscillations of the laser with a 200 Hz modulation and a 20 V generating voltage, indicating second-harmonic resonance; (a) I1+I2, (b) I1, and (c) I2. (d) Power spectra corresponding to a, b, and c (from top to bottom).

Fig. 7. Power spectra corresponding to Fig. 6; (a) refers to I1 and (b) refers to I2. The modulating voltage is growing from bottom to top.

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Observation of antiphase dynamics and harmonic resonance in a modulated dual-wavelength laser Download： 756次

Fig. 1. Schematic of the experiment.

Fig. 2. Measured spectrum of the laser output of two wavelengths and its beam profile.

Fig. 3. Temporal characteristics of the intensities of the dual-wavelength laser; (a) I1+I2, (b) I1, and (c) I2.

Fig. 4. Temporal characteristics of the intensities of the laser with a 200 Hz modulation and a 7 V generating voltage; (a) I1+I2, (b) I1, and (c) I2.

Fig. 5. The response of intensity oscillations of the laser with a 200 Hz modulation and a 20 V generating voltage, indicating second-harmonic resonance; (a) I1+I2, (b) I1, and (c) I2. (d) Power spectra corresponding to a, b, and c (from top to bottom).

Fig. 7. Power spectra corresponding to Fig. 6; (a) refers to I1 and (b) refers to I2. The modulating voltage is growing from bottom to top.

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