JRML AMO Seminar

Rescattering ionization of D2+ in intense laser pulses

An AMO seminar presented by
Lew Cocke
cocke@phys.ksu.edu
James R. Macdonald Laboratory
Kansas State University
16 October 2002

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Table of Contents

Rescattering ionization of D2+ in intense laser pulses

What experiment was that?

:the apparatus

Time of flight spectra of d+ ions

The data: d+ spectra

CREI

Staudte et al.:the energy distributions

Staudte et al.:angular distributions

Meanwhile , in atoms, non-sequential…

Rescattering:the electron returns with energy

The NS can be interpreted as due to rescattering

The KSU experiment

New parameters

The data: d+ d+ ion coincidences

Look at polarization effect on CREI

The effect of circular polarization

PPT Slide

Or another presentation…

The ellipticity dependence

General character of results

Two ways to separate the rescattering contribution

The real energy spectra

Probabilities

Can we build a model?

Nikura et al., Nature 417,917(2002)

Nikura et al., Nature 417,917 (2002)a

Can we build model for double ionization?

Schematic

How to evaluate model

How to evaluate model1

How to evaluate model2

How to evaluate model3

How to evaluate model4

Results

Oops, the most recent results

Summary

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