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arxiv: 0907.2801 · v1 · submitted 2009-07-16 · ✦ hep-th · nlin.PS

Spinning Q-balls in the complex signum-Gordon model

H. Arod\'z , J. Karkowski , Z. \'Swierczy\'nski This is my paper
classification ✦ hep-th nlin.PS
keywords q-ballscomplexmodelsignum-gordonspinningalmostangularcompact
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Rotational excitations of compact Q-balls in the complex signum-Gordon model in 2+1 dimensions are investigated. We find that almost all such spinning Q-balls have the form of a ring of strictly finite width. In the limit of large angular momentum M_z their energy is proportional to |M_z|^(1/5).

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