Population inversion in a magnetized hydrogen plasma expansion as a consequence of the molecular mutual neutralization process

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Population inversion in a magnetized hydrogen plasma expansion as a consequence of the molecular mutual neutralization process.

A weakly magnetized expanding hydrogen plasma, created by a cascaded arc, was investigated using optical emission spectroscopy. The emission of the expanding plasma is dominated by H{α} emission in the first part of the plasma expansion, after which a sharp transition to a blue afterglow is observed. The position of this sharp transition along the expansion axis depends on the magnetic field st...

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ژورنال

عنوان ژورنال: Physical Review E

سال: 2011

ISSN: 1539-3755,1550-2376

DOI: 10.1103/physreve.83.036412