Above-threshold ionization in atomic hydrogen using intense, few-cycle laser pulses

W. C. Wallace*, M. G. Pullen, D. E. Laban, A. J. Palmer, G. F. Hanne, A. N. Grum-Grzhimailo, B. Abeln, K. Bartschat, D. Weflen, I. Ivanov, A. Kheifets, H. M. Quiney, I. V. Litvinyuk, R. T. Sang, D. Kielpinski

*Corresponding author for this work

    Research output: Contribution to journalConference articlepeer-review

    Abstract

    The interaction of intense few-cycle light pulses and matter has given rise to a number of high-field physical processes that are of great interest. The high non-linearity of such interactions necessitates complex numerical simulations in order to retrieve useful physical measurements from the experimental data. Here we demonstrate quantitative agreement at the 10% level between experimentally obtained integrated photoelectron spectra and numerical simulations for above-threshold ionization in the intense few-cycle regime. The use of atomic hydrogen provides a key experimental innovation as it is the only electronic system for which ab initio simulations in this regime are available.

    Original languageEnglish
    Article number032055
    JournalJournal of Physics: Conference Series
    Volume388
    Issue numberPART 3
    DOIs
    Publication statusPublished - 2012
    Event27th International Conference on Photonic, Electronic and Atomic Collisions, ICPEAC 2011 - Belfast, United Kingdom
    Duration: 27 Jul 20112 Aug 2011

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