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Arbitrary waveform synthesis by multiple harmonics generation and phasing in aperiodic optical superlattices.

Wei-Hsun Lin¹, A H Kung

¹Institute of Atomic and Molecular Sciences, Academia Sinica, Taipei 10617, Taiwan, R.O.C. wei.xun.lin@gmail.com

|September 3, 2009

Summary

Researchers demonstrate a new method for creating stable, periodic optical waveforms using a monolithic aperiodic optical superlattice (AOS). This advanced crystal design allows for precise control and pre-compensation of waveform modifications, ensuring high reproducibility and phase stability.

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Area of Science:

Photonics
Nonlinear Optics
Materials Science

Background:

Generating periodic optical waveforms typically involves complex methods for controlling multiple harmonic frequencies.
Achieving stable and phase-controlled optical waveforms is crucial for various applications in optics and photonics.

Purpose of the Study:

To introduce a novel approach for simultaneous generation and phasing of optical harmonics.
To demonstrate the capability of monolithic aperiodic optical superlattices (AOS) in producing stable, predictable optical waveforms.

Main Methods:

Utilizing a monolithic aperiodic optical superlattice (AOS) for harmonic generation and phasing.
Developing a mathematical framework for designing the domain pattern within the AOS crystal.
Numerically simulating the generation and propagation of optical waveforms through the designed AOS.

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Main Results:

Simultaneous generation and phasing of optical harmonics achieved within a single AOS crystal.
Demonstrated high reproducibility and phase stability of the generated periodic optical waveforms.
Successfully modeled pre-compensation for environmental factors like air dispersion during waveform design.

Conclusions:

Monolithic AOS crystals offer a robust and efficient platform for generating tailored optical waveforms.
The proposed method simplifies waveform generation and delivery to specific locations.
The design flexibility of AOS allows for pre-compensation of waveform distortions, enhancing practical applicability.