Orthopositronium lifetime: analytic results in O(alpha) and O(alpha^3 ln(alpha))

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We present the O(alpha) and O(alpha^3 ln(alpha)) corrections to the total decay width of orthopositronium in closed analytic form, in terms of basic transcendental numbers, which can be evaluated numerically to arbitrary precision.
9 pages, 1 figure

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High Energy Physics - Phenomenology

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http://salesiana.dossiersoluciones.com/handle/123456789/211338

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0806.4927
 http://arxiv.org/abs/0806.4927
 Phys.Rev.Lett.101:193401,2008
 doi:10.1103/PhysRevLett.101.193401

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