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astro-ph2005
The Evolution of the First Core in Rotating Molecular Core
Kazuya Saigo, Kohji Tomisaka
We present the evolution path of the first core in rotating molecular cloud core and the evolution during the second collapse phase using axisymmetric numerical calculations. The s…
astro-ph2004★ 37 cited
The Formation of Population III Binaries
Kazuya Saigo, Tomoaki Matsumoto, Masayuki Umemura
We explore the possibility for the formation of Population III binaries. The collapse of a rotating cylinder is simulated with a three-dimensional, high-resolution nested grid, ass…
astro-ph2000
Stability of Toomre-Hayashi Disk
Tomoyuki Hanawa, Kazuya Saigo, Tomoaki Matsumoto
We investigate stability of Toomre-Hayashi model for a self-gravitating, rotating gas disk. The rotation velocity, , and sound speed, , are spatially constant i…