Tenth-Order QED Contribution to the Electron<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>g</mml:mi><mml:mo mathvariant="bold">−</mml:mo><mml:mn>2</mml:mn></mml:math>and an Improved Value of the Fine Structure Constant

Aoyama, Tatsumi; Hayakawa, Masashi; Kinoshita, T.; Nio, M.

doi:10.1103/physrevlett.109.111807

Public

Tenth-Order QED Contribution to the Electrong−2and an Improved Value of the Fine Structure Constant

Published in Physical Review Letters • Sep 13, 2012

Authors:

Tatsumi Aoyama

Masashi Hayakawa

T. Kinoshita

Abstract

This Letter presents the complete QED contribution to the electron $g\ensuremath{-}2$ up to the tenth order. With the help of the automatic code generator, we evaluate all 12 672 diagrams of the tenth-order diagrams and obtain $9.16\text{ }(58)(\ensuremath{\alpha}/\ensuremath{\pi}{)}^{5}$. We also i...

Subject

Generator (circuit theory)

Order (exchange)

Physics

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