<p>We present results of derivations of neutron yields at the initiation of the nuclear reactions <sup>9</sup>Be(gamma<i>, n</i>)2alpha and <sup>181</sup>Та(gamma, n) <sup>180</sup>Та in the compound target consisting of the isotopes <sup>9</sup>Be and <sup>181</sup>Ta irradiated by the picosecond intense laser pulses. Gamma-radiation is appeared due to the Bremsstrahlung of relativistic electrons that are produced at the laser ponderomotive heating after multiple above-barrier laser ionization of target atoms. Theoretical calculations are in good agreement with the recent experimental data.</p>

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Calculation of neutron yields at the initiation of the photo-nuclear reaction 9Be(gamma,n)2alpha by the intense laser light

  • Vladimir P. Krainov

摘要

We present results of derivations of neutron yields at the initiation of the nuclear reactions 9Be(gamma, n)2alpha and 181Та(gamma, n) 180Та in the compound target consisting of the isotopes 9Be and 181Ta irradiated by the picosecond intense laser pulses. Gamma-radiation is appeared due to the Bremsstrahlung of relativistic electrons that are produced at the laser ponderomotive heating after multiple above-barrier laser ionization of target atoms. Theoretical calculations are in good agreement with the recent experimental data.