Positronium properties
Andrzej Czarnecki
TL;DR
This paper provides an elementary overview of positronium's basic properties, reviews recent theoretical advances in hyperfine splitting and lifetime, and discusses their potential to reveal new physics effects.
Contribution
It offers a concise review of recent theoretical progress and explores the sensitivity of positronium measurements to new physics beyond the Standard Model.
Findings
Recent theoretical calculations of hyperfine splitting
Updated lifetime measurements of ground state positronium
Discussion on sensitivity to new physics effects
Abstract
This talk gives an elementary introduction to the basic properties of positronium. Recent progress in theoretical studies of the hyperfine splitting and lifetime of the ground state is reviewed. Sensitivity of these precisely measured quantities to some New Physics effects is discussed.
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Taxonomy
TopicsAtomic and Molecular Physics · Muon and positron interactions and applications · Advanced Chemical Physics Studies