Dpes massless QCD have vacuum energy?
classification
✦ hep-ph
hep-th
keywords
answerarguebeliefdpesenergyexperimentlistmassless
read the original abstract
It is widely thought that this question has a positive answer, but we argue that the support for this belief from both experiment and theory is weak or nonexistent. We then list some of the ramifications of a negative answer.
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