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Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Scanning electron microscopy (SEM) picture of an 8-μm-radius microdisk resonator.

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Presentation on theme: "Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Scanning electron microscopy (SEM) picture of an 8-μm-radius microdisk resonator."— Presentation transcript:

1 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Scanning electron microscopy (SEM) picture of an 8-μm-radius microdisk resonator after the inductively coupled plasma etching process, (b) SEM cross-sectional view of a cleaved waveguide, which is directly connected to a microdisk resonator, and (c) the microscopic picture of an 8-μm-radius microdisk laser connected with an cleaved output waveguide. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

2 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Output power coupled into a multimode optical fiber versus continuous-wave injection current at 288, 290, 296 K and V–I curve at 288 K, (b) laser spectra at 10, 20, 25, and 35 mA, (c) the mode wavelengths versus injection current for the modes around 1540 and 1555 nm, the inset shows the corresponding spectrum measured at 30 mA, (d) the full-width at half maximum of the resonant modes versus the injection current, for an 8-μm-radius microdisk laser. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

3 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) The apparatus used to measure the small signal modulation response curves and the lasing spectra for the microdisk laser subject to optical injection and (b) emission power distribution collected by the single-mode fiber near the cleaved facet at 288 K and the injection current of 20 mA. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

4 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Small signal modulation response curves for the 8-μm-radius microdisk laser under the biasing currents of 8, 10, 12, 16, and 20 mA at the thermoelectric cooler (TEC) temperature of 288 K. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

5 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. The measured lasing spectra at the injection optical power of 0.5 mW with wavelengths detunings of (a) −0.19 nm, (b) −0.09 nm, and (c) −0.04 nm, for the microdisk laser at the injection current of 7 mA and temperature of 288 K. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

6 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Small signal modulation response curves for the microdisk laser at the free-running state and subject to optical injection with Δλ=−0.04 nm and injection power of 0.5 mW, at the injection current of 7 mA and the TEC temperature of 288 K. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

7 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. (a) Small signal modulation response curves and (b) lasing spectra at different detuning conditions for the 8-μm-radius microdisk laser biased at 20 mA subject to optical injection at the frequency detuning Δf=−15.8, −0.6, 4.4, 9.5, and 22 GHz. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

8 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Lasing spectra versus detuning wavelengths for the microdisk laser biased at 25 mA with the free-running lasing wavelength at 1542.35 nm, the injection optical power is (a) 0.5 mW and (b) 3 mW. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109

9 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Lasing spectra for the microdisk laser biased at 25 mA with the free-running lasing wavelength at 1542.35 nm, subject to the optical injection at a fixed injection optical power of 3 mW and the detuning wavelengths of (a) −0.21 nm, (b) −0.05 nm, (c) −0.01 nm, (d) 0.03 nm, (e) 0.15 nm, and (f) 0.21 nm. The dashed line is the wavelength position of the free-running lasing mode. Figure Legend: From: Dynamic and mode characteristics for AlGaInAs/InP microdisk lasers subject to optical injection Opt. Eng. 2015;54(7):076109. doi:10.1117/1.OE.54.7.076109


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