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Electron energy measurements in multiphoton ionisation of xenon and neon

Lompre, L. A. ; L'Huillier, A. LU orcid ; Mainfray, G. and Fan, J. Y. (1984) In Journal of Physics B: Atomic and Molecular Physics 17(23). p.817-822
Abstract

A retarding-potential method has been used to analyse the energy of electrons produced in the process of generating singly and doubly charged ions in Xe and Ne at 532 and 1064 nm. Energetic electrons observed in Xe at 1064 nm imply that up to 30 photons have been absorbed in the ionisation process, while only 11 photons are necessary to release one electron. The laser intensity dependence of energetic electrons emphasises the validity of perturbation theory. The high absorption rate of such large number of photons can be explained in terms of an interaction of the laser field with several electrons of the atomic shell. A tentative picture is given.

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author
; ; and
publishing date
type
Contribution to journal
publication status
published
in
Journal of Physics B: Atomic and Molecular Physics
volume
17
issue
23
pages
817 - 822
publisher
IOP Publishing
external identifiers
  • scopus:26544459385
ISSN
0022-3700
DOI
10.1088/0022-3700/17/23/004
language
English
LU publication?
no
id
51ec1b38-6900-4f13-b043-f68dc94e6355
date added to LUP
2019-05-22 16:24:25
date last changed
2021-01-03 04:40:27
@article{51ec1b38-6900-4f13-b043-f68dc94e6355,
  abstract     = {{<p>A retarding-potential method has been used to analyse the energy of electrons produced in the process of generating singly and doubly charged ions in Xe and Ne at 532 and 1064 nm. Energetic electrons observed in Xe at 1064 nm imply that up to 30 photons have been absorbed in the ionisation process, while only 11 photons are necessary to release one electron. The laser intensity dependence of energetic electrons emphasises the validity of perturbation theory. The high absorption rate of such large number of photons can be explained in terms of an interaction of the laser field with several electrons of the atomic shell. A tentative picture is given.</p>}},
  author       = {{Lompre, L. A. and L'Huillier, A. and Mainfray, G. and Fan, J. Y.}},
  issn         = {{0022-3700}},
  language     = {{eng}},
  month        = {{12}},
  number       = {{23}},
  pages        = {{817--822}},
  publisher    = {{IOP Publishing}},
  series       = {{Journal of Physics B: Atomic and Molecular Physics}},
  title        = {{Electron energy measurements in multiphoton ionisation of xenon and neon}},
  url          = {{http://dx.doi.org/10.1088/0022-3700/17/23/004}},
  doi          = {{10.1088/0022-3700/17/23/004}},
  volume       = {{17}},
  year         = {{1984}},
}