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Updated: Jun 8, 2026
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Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
Published on: May 30, 2014
Approaching the full octave: noncollinear optical parametric chirped pulse amplification with two-color pumping
D Herrmann1, C Homann, R Tautz
1Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Str. 1, 85748 Garching, Germany. d.herrmann@physik.uni-muenchen.de
Optics Express
|October 14, 2010
Summary
We developed a new method for optical parametric amplification, enabling ultrabroadband seed pulse amplification for femtosecond lasers. This technique broadens the amplification range, crucial for generating high-energy, few-cycle pulses.
Area of Science:
- Physics
- Optics
- Laser Technology
Background:
- Optical parametric amplification (OPA) is essential for generating tunable laser light.
- Achieving ultrabroadband amplification for femtosecond pulses requires overcoming spectral range limitations.
Purpose of the Study:
- To broaden the amplification range in optical parametric amplification.
- To enable the generation of single-cycle femtosecond pulses through advanced OPA techniques.
Main Methods:
- Utilizing two-color pumping of independent amplification stages.
- Sequentially amplifying distinct spectral components (long and short wavelengths) of ultrabroadband seed pulses.
Main Results:
- Demonstrated a method to broaden amplification range in OPA.
- Generated uncompressed pulses with 3 mJ energy and an octave-spanning spectrum.
- Observed slow and continuous spectral phase variation in the overlap region at 100 kHz repetition rate.
Conclusions:
- The developed method facilitates ultrabroadband amplification for femtosecond pulse generation.
- The results indicate potential for compressing high-energy pulses below 5 fs.
