K^*(892) Electromagnetic Mass Anomaly
classification
✦ hep-ph
keywords
anomalyelectromagneticmassaccuratelycalledchargedem-massissue
read the original abstract
Electromagnetic masses of neutral $K^*(892)$ may be larger than one of charged $K^*(892)$. It is unusual and is called $K^*$-EM-mass anomaly. We review the studies on this issue, and point out that $K^*$-mass splitting can be measured in BES accurately.
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