March 17, 2024Open Access

A note on the dimensional regularization and the on-mass-shell renormalization in the two-loop order

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Abstract

The use of the dimensional regularization in the on-mass-shell renormalization scheme sometimes fails to locally cancel the ultraviolet divergence for a class of diagrams in the two-loop order. The mechanism is discussed based on an example with explicit computation.

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K. Katō (Sun,) studied this question.

synapsesocial.com/papers/68e73a8db6db6435876b4906 https://doi.org/https://doi.org/10.57377/00000342

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