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Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
Published on: May 30, 2014
Synchronously pumped photonic crystal fiber-based optical parametric oscillator
R T Murray1, E J R Kelleher, S V Popov
1Department of Physics, Imperial College London, London, UK. robert.murray10@imperial.ac.uk
Optics Letters
|August 4, 2012
Summary
Researchers developed a compact, tunable photonic crystal fiber optical parametric oscillator (FOPO). This device generates tunable visible light pulses with high average output power, offering a versatile light source for various applications.
Area of Science:
- Optics and Photonics
- Nonlinear Optics
- Fiber Lasers
Background:
- Photonic crystal fibers (PCFs) enable novel nonlinear optical phenomena.
- Optical parametric oscillators (OPOs) are versatile light sources for wavelength generation.
- Synchronous pumping offers precise control over pulsed laser systems.
Purpose of the Study:
- To develop a compact and tunable synchronously pumped PCF-based optical parametric oscillator (FOPO).
- To investigate the performance characteristics of the developed FOPO system.
Main Methods:
- Utilized a gain-switched laser diode for synchronous pumping.
- Employed a ytterbium-doped amplifier to achieve high peak powers (3.5 kW).
- Integrated a photonic crystal fiber (PCF) into the optical parametric oscillator setup.
Main Results:
- The FOPO generated tunable anti-Stokes pulses in the visible spectrum (757-773 nm).
- Output pulses exhibited durations of 150 ps.
- Achieved average output powers exceeding 290 mW with slope efficiencies ranging from 1.9% to 6.0%.
Conclusions:
- Successfully demonstrated a compact, tunable PCF-based FOPO.
- The developed device provides a powerful and versatile source for tunable visible light generation.
- The results highlight the potential of PCF-based OPOs for various photonic applications.
