Photodissociation in strong magnetic-fields and application to pulsars

Bhatia, V. B. ; Chopra, N. ; Panchapakesan, N. (1992) Photodissociation in strong magnetic-fields and application to pulsars The Astrophysical journal, 388 (1). pp. 131-137. ISSN 0004-637X

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Official URL: http://adsabs.harvard.edu/doi/10.1086/171135

Related URL: http://dx.doi.org/10.1086/171135

Abstract

The cross sections for the photoionization of positronia in strong magnetic fields are derived within the Born approximation (B ˜ 1012-1013 G, ω B = eB/mec > ω ', the frequency of the photon in the positronium rest frame). Further, the total ionization rate of the positronium by thermal photons in strong magnetic fields is computed. We discuss the application of this process in light of the recent suggestions that in the vicinity of the pulsars the high-energy photons can be captured by the strong magnetic fields and be transformed into bound positronia.

Item Type:Article
Source:Copyright of this article belongs to American Astronomical Society.
Keywords:Elementary Particles; Pulsars; General; Radiation Mechanisms; Miscellaneous
ID Code:67138
Deposited On:29 Oct 2011 03:41
Last Modified:29 Oct 2011 03:41

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