Nonlinear coupling of galactic spiral modes
Nonlinear coupling of galactic spiral modes
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DOI:
10.1086/184934
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发表时间:
1987-07
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影响因子:
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通讯作者:
M. Tagger;J. Sygnet;E. Athanassoula;R. Pellat
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文献类型:
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作者:
M. Tagger;J. Sygnet;E. Athanassoula;R. Pellat
The nonlinear coupling of modes with different pattern speeds is investigated and it is proposed that it explains some salient features of recent galactic simulations. This nonlinear mechanism may provide a new key for understanding the long-term evolution of spirals in galaxies. 13 references.