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The influence of the optical stark shift on the two-photon excitation of the molecular hydrogen e, [formula omitted] state

  • Triveni Srinivasan
  • , Hans Egger
  • , Ting Shan Luk
  • , Herbert Pummer
  • , Charles K. Rhodes

Research output: Contribution to journalComment/debate

12 Scopus citations

Abstract

The first demonstration of the use of the optical Stark effect to secure resonance for a two-quantum process in the ultraviolet is reported. Following excitation of molecular hydrogen by 193 nm radiation, intense stimulated emission on both the Lyman and Werner bands is observed. The Werner (2–5) Q(l) transition at 117.5 nm exhibits a conversion efficiency of ∼0.2 percent. It is found that electron collisions with excited molecules provide the most probable mechanism for excitation of the C 1πU levels with a rate constant estimated to be ke∼7 × 10–6 cm3/s. Copyright © 1983 by The Institute of Electrical and Electronics Engineers, Inc.
Original languageEnglish
Pages (from-to)1874-1876
Number of pages3
JournalIEEE Journal of Quantum Electronics
Volume19
Issue number12
DOIs
StatePublished - Jan 1 1983
Externally publishedYes

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