Outflows from YSOs and Angular Momentum Transfer
Angular Momentum
Angular Momentum Transfer
Angular Momentum Redistribution in Dynamical Collapse
What we have done.
Numerical Method
Initial Condition
PPT Slide
Accretion Phase
Accretion Phase (II)
Core + Contracting Disk
A Ring Supported by Centrifugal Force
Why Does the Outflow Begin in the Accretion Stage?
Angular Momentum Distribution
Ambipolar Diffusion?
Optical Jets
Summary
Summary(2)
Parameters
Nest (Self-Similar) Structure
Run-away Collapse
Magnetocentrifugal Wind Model: Blandford & Peyne 1982
Momentum Flux (Observation)
Effective Outflow Speed
Outflow Driving Mechanism
Accretion/Outflow Rate
Momentum Driving Rate
Weak Magnetic Fields (a=0.1,W=5)
Effect of B-Field Strength
Angular Momentum Problem
電子ﾒｰﾙ : tomisaka@th.nao.ac.jp
ﾎｰﾑ ﾍﾟｰｼﾞ : http://th.nao.ac.jp/~tomisaka