Trace anomaly contribution to hydrogen atom mass

Abstract

We compute trace anomaly contribution to hydrogen atom mass, which turns out to be related to the part of the Lamb shift. This finding might shed new light on our understandings of the mass structure of QCD bound states, such as, proton.

arXiv comment8 pages, 3 figures

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Cited by in corpus (4)

• Scale symmetry breaking, quantum anomalous energy and proton mass decomposition
• A Demonstration of Hadron Mass Origin from QCD Trace Anomaly
• A note on quark and gluon energy-momentum tensors
• One-loop electron mass and QED trace anomaly