摘要

Ion-pair formation for nitrous oxide was studied by using time-of-flight mass spectrometry coupled to linearly polarized synchrotron radiation in the range from 35 to 130 eV. At critical ion detection angles of 0 degrees, 55 degrees, and 90 degrees with respect to the beam polarization, the ratios of the intensities for photoion-photoion coincidences (PIPICO) were measured as a function of the incident photon energy. The anisotropic angular distributions of the PIPICO intensities are interpreted as being due to molecular photofragmentation related to the symmetry and dynamics of the dissociation processes.

  • 出版日期2010-1

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