Fig. 3 from Magnetorotational Instability in Protoplanetary Disks. II. Ionization State and Unstable Regions

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Magnetorotational Instability in Protoplanetary Disks. II. Ionization State and Unstable Regions

Authors: Takayoshi Sano, Shoken M. Miyama, Toyoharu Umebayashi, and Takenori Nakano

Sano et al. 2000 The Astrophysical Journal 543 486.

Provider: AAS Journals

Caption: Fig. 3.

Ohmic dissipation time of magnetic field, ﹩t_{\mathrm{dis}\,}﹩, on the midplane relative to the Keplerian orbital period ﹩t_{\mathrm{K}\,}﹩ as a function of r for the fiducial model. The magnetic diffusivity η given by eq. (10) is evaluated with the abundances of charged particles shown in Fig. 1.

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