<p>The statistical characteristics of the pulse energy generated during two-pulse two-frequency stimulated Raman scattering (SRS) in compressed hydrogen were experimentally studied. It was found that the normalized standard deviation of the Stokes pulse energy generated under conditions of simultaneous four-photon parametric interaction and two-photon SRS was always smaller than the normalized standard deviation of the Stokes pulse energy generated under conditions of classical two-photon SRS for comparable SRS gain increments. The physical mechanisms responsible for this behavior were discussed in the article.</p>

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Statistics of Stokes Radiation Pulse Energy Under SRS Excitation in Compressed Hydrogen by Two-Pulse Two-Frequency Nd:YAG-Laser Radiation

  • A. S. Grabtchikov,
  • L. E. Batay,
  • V. A. Orlovich,
  • J. Davaasambuu,
  • H. Tsookhuu,
  • D. Unurbileg,
  • D. Bayartsengel

摘要

The statistical characteristics of the pulse energy generated during two-pulse two-frequency stimulated Raman scattering (SRS) in compressed hydrogen were experimentally studied. It was found that the normalized standard deviation of the Stokes pulse energy generated under conditions of simultaneous four-photon parametric interaction and two-photon SRS was always smaller than the normalized standard deviation of the Stokes pulse energy generated under conditions of classical two-photon SRS for comparable SRS gain increments. The physical mechanisms responsible for this behavior were discussed in the article.