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Nonlinear pulse propagation - the Keller Group

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Dual stage hollow fiber compressor for 3.8 fs<br />

Interferogram<br />

1.0<br />

0.5<br />

0.0<br />

340<br />

400<br />

Wavelength (nm)<br />

460<br />

Spectral Power Density<br />

1.0<br />

0.5<br />

0.0<br />

500<br />

750<br />

Wavelength (nm)<br />

4<br />

2<br />

0<br />

-2<br />

-4<br />

1000<br />

Spectral Phase (rad)<br />

2π phase shift!<br />

1.0<br />

→ pre- and post-<strong>pulse</strong>s!<br />

3.8 fs, 15 µJ!<br />

B. Schenkel et al.: Opt. Lett. 28, 1987 (2003)"<br />

Intensity<br />

0.5<br />

0.0<br />

3.8 fs<br />

-40 -20 0 20 40<br />

Time (fs)

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