Anomalies and parities for quintessential and ultra-light axions
published by Jihn E. Kim
in 2021
and research's language is
English
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Abstract in English
We discuss the energy scales of the explicit breaking terms of the global symmetries USW~ needed for the quinessential axion (QA) and the ultra-light axion (ULA). The appropriate scale of QA is about $10^{8}$ GeV.