Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator
We report phase-modulation mode-locking of a continuous-wave (cw) singly-resonant optical parametric oscillator (OPO) in the near- and mid-infrared based on MgO-doped periodically poled LiNbO<sub>3</sub> (MgO:PPLN) and pumped by an Yb-fiber laser at 1064 nm. By investigating the spectral...
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IEEE
2015-01-01
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Series: | IEEE Photonics Journal |
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Online Access: | https://ieeexplore.ieee.org/document/7055234/ |
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author | Kavita Devi S. Chaitanya Kumar M. Ebrahim-Zadeh |
author_facet | Kavita Devi S. Chaitanya Kumar M. Ebrahim-Zadeh |
author_sort | Kavita Devi |
collection | DOAJ |
description | We report phase-modulation mode-locking of a continuous-wave (cw) singly-resonant optical parametric oscillator (OPO) in the near- and mid-infrared based on MgO-doped periodically poled LiNbO<sub>3</sub> (MgO:PPLN) and pumped by an Yb-fiber laser at 1064 nm. By investigating the spectral output and pulse formation characteristics of the OPO, we observe a clear transition from an unstable spectrum in cw operation to a stable and smooth profile under phase modulation, confirming mode-locked operation. Pulse generation and spectral characteristics under different operating conditions are studied, including the effects of the location of the intracavity phase modulator and the number of oscillating modes on mode-locked output pulse duration. |
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institution | Directory Open Access Journal |
issn | 1943-0655 |
language | English |
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spelling | doaj.art-057b784d8daf4b2a92c8731d1e8d3ebb2022-12-21T23:27:22ZengIEEEIEEE Photonics Journal1943-06552015-01-01721810.1109/JPHOT.2015.24090567055234Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric OscillatorKavita Devi0S. Chaitanya Kumar1M. Ebrahim-Zadeh2ICFO-Inst. de Cienc. Fotoniques, Castelldefels, SpainICFO-Inst. de Cienc. Fotoniques, Castelldefels, SpainICFO-Inst. de Cienc. Fotoniques, Castelldefels, SpainWe report phase-modulation mode-locking of a continuous-wave (cw) singly-resonant optical parametric oscillator (OPO) in the near- and mid-infrared based on MgO-doped periodically poled LiNbO<sub>3</sub> (MgO:PPLN) and pumped by an Yb-fiber laser at 1064 nm. By investigating the spectral output and pulse formation characteristics of the OPO, we observe a clear transition from an unstable spectrum in cw operation to a stable and smooth profile under phase modulation, confirming mode-locked operation. Pulse generation and spectral characteristics under different operating conditions are studied, including the effects of the location of the intracavity phase modulator and the number of oscillating modes on mode-locked output pulse duration.https://ieeexplore.ieee.org/document/7055234/Optical parametric oscillatorsmode-locked lasersnear- and mid-infrared sourcesnonlinear optics and devices |
spellingShingle | Kavita Devi S. Chaitanya Kumar M. Ebrahim-Zadeh Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator IEEE Photonics Journal Optical parametric oscillators mode-locked lasers near- and mid-infrared sources nonlinear optics and devices |
title | Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator |
title_full | Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator |
title_fullStr | Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator |
title_full_unstemmed | Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator |
title_short | Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator |
title_sort | phase modulation mode locked continuous wave mgo ppln optical parametric oscillator |
topic | Optical parametric oscillators mode-locked lasers near- and mid-infrared sources nonlinear optics and devices |
url | https://ieeexplore.ieee.org/document/7055234/ |
work_keys_str_mv | AT kavitadevi phasemodulationmodelockedcontinuouswavemgopplnopticalparametricoscillator AT schaitanyakumar phasemodulationmodelockedcontinuouswavemgopplnopticalparametricoscillator AT mebrahimzadeh phasemodulationmodelockedcontinuouswavemgopplnopticalparametricoscillator |