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Generalized dispersive wave emission in nonlinear fiber optics.
K E Webb1, Y Q Xu, M Erkintalo
1Physics Department, University of Auckland, Private Bag, Auckland 92019, New Zealand.
Optics Letters
|March 5, 2013
Summary
Dispersive wave generation in nonlinear fiber optics is now shown to occur in the normal dispersion regime. This finding expands understanding of resonant dispersive radiation beyond anomalous dispersion scenarios.
Area of Science:
- Nonlinear fiber optics
- Quantum optics
- Photonics
Background:
- Dispersive wave generation is typically associated with soliton-like pulses in anomalous dispersion regimes.
- Understanding the precise conditions for dispersive wave emission is crucial for advanced optical applications.
Purpose of the Study:
- To investigate the emission of dispersive waves in the normal dispersion regime of nonlinear fiber optics.
- To demonstrate that pulses in the normal dispersion regime can excite resonant dispersive radiation.
Main Methods:
- Numerical simulations of pulse propagation in optical fibers.
- Experimental validation of simulated findings.
Main Results:
- Dispersive wave emission is not exclusive to anomalous dispersion regimes.
- Pulses in the normal dispersion regime can excite resonant dispersive radiation.
- Radiation is excited across the zero-dispersion wavelength into the anomalous regime.
Conclusions:
- The phenomenon of dispersive wave generation is more versatile than previously understood.
- Findings broaden the scope for controlling and utilizing dispersive waves in optical systems.
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