347 citations
- The University of TokyoJP26 papers
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Showing 2011 · gr-qcShow all
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gr-qc2011★ 32 cited
How does gravity save or kill Q-balls?
Takashi Tamaki, Nobuyuki Sakai
We explore stability of gravitating Q-balls with potential via catastrophe theory, as an extension of our previous work on Q-balls with…
gr-qc2011★ 33 cited
Unified picture of Q-balls and boson stars via catastrophe theory
Takashi Tamaki, Nobuyuki Sakai
We make an analysis of Q-balls and boson stars using catastrophe theory, as an extension of the previous work on Q-balls in flat spacetime. We adopt the potential $V_3(ϕ)={m^2\over…