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arxiv: 0802.1594 · v1 · pith:XY5OKLQYnew · submitted 2008-02-12 · 🌌 astro-ph

Local Analysis of Nonlinear Oscillations of Thin Accretion Disks

classification 🌌 astro-ph
keywords accretioncouplingdisksresonancethinanalysiscalculatedcoefficients
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We calculated the coupling coefficients for non-linear, quasi-local oscillatory modes of thin accretion disks. We found that several of them are non-zero. Mode coupling is a necessary condition for a resonance, and thus our results may be relevant for the recently discussed QPO resonance model.

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