Publications (60)
Secondary Star Formation in a Population III Object
Hajime Susa, Masayuki Umemura
Self-Similar Collapse of a Self-Gravitating Viscous Disk
Shin Mineshige, Masayuki Umemura
Subparsec-scale dynamics of a dusty gas disk exposed to anisotropic AGN radiation with frequency-dependent radiative transfer
Daisuke Namekata, Masayuki Umemura
Formation of globular clusters induced by external ultraviolet radiation
Kenji Hasegawa, Masayuki Umemura, Tetsu Kitayama
What is the physical origin of strong Lya emission? II. Gas Kinematics and Distribution of Lya Emitters
Takatoshi Shibuya, Masami Ouchi, Kimihiko Nakajima +8
Quasar Mesolensing - Direct Probe to Substructures around Galaxies -
Atsunori Yonehara, Masayuki Umemura, Hajime Susa
A Radiation-Hydrodynamical Model for Supermassive Black Hole-to-Bulge Mass Relation and Quasar Formation
Masayuki Umemura
Formation of Primordial Galaxies under UV background Radiation
Hajime Susa, Masayuki Umemura
Radiation drag driven mass accretion in clumpy interstellar medium: implications for the supermassive black hole-to-bulge relation
Nozomu Kawakatu, Masayuki Umemura
Does the Slim-Disk Model Correctly Consider Photon-Trapping Effects?
Ken Ohsuga, Shin Mineshige, Masao Mori +1
The Impact of a Supernova Explosion in a Very Massive Binary
Jun'ichi Sato, Masayuki Umemura, Keisuke Sawada
Proto-Quasars:Physical States and Observable Properties
Nozomu Kawakatu, Masayuki Umemura, Masao Mori
What is the Physical Origin of Strong Lya Emission? I. Demographics of Lya Emitter Structures
Takatoshi Shibuya, Masami Ouchi, Kimihiko Nakajima +5
Type I ULIRGs: Transition Stage from ULIRGs to QSOs
Nozomu Kawakatu, Naohisa Anabuki, Tohru Nagao +2
Chemodynamics of Lyman alpha emitters, Lyman break galaxies and elliptical galaxies
Masao Mori, Masayuki Umemura
QSO Formation under Coevolution of SMBH and Bulge
Nozomu Kawakatu, Masayuki Umemura, Masao Mori
The Growth of Supermassive Black Holes and QSO Formation
Masayuki Umemura
Cosmological Radiative Transfer Codes Comparison Project I: The Static Density Field Tests
Ilian T. Iliev, Benedetta Ciardi, Marcelo A. Alvarez +13
Why Massive Black Holes are Small in Disk Galxies?
Nozomu Kawakatu, Masayuki Umemura
ARGOT: Accelerated radiative transfer on grids using oct-tree
Takashi Okamoto, Kohji Yoshikawa, Masayuki Umemura
The Nature of Lya Blobs: Supernova-Dominated Primordial Galaxies
Masao Mori, Masayuki Umemura, Andrea Ferrara
Gas stripping by radiation drag from an interstellar cloud
Jun'ichi Sato, Masayuki Umemura, Keisuke Sawada +1
The Stellar IMF in Very Metal-Deficient Gas
Fumitaka Nakamura, Masayuki Umemura
First Systematic Search for Oxygen-Line Blobs at High Redshift: Uncovering AGN Feedback and Star-Formation Quenching
Suraphong Yuma, Masami Ouchi, Alyssa B. Drake +8
Formation of Dwarf Galaxies during the Cosmic Reionization
Hajime Susa, Masayuki Umemura
The evolution of galaxies from primeval irregulars to present-day ellipticals
Masao Mori, Masayuki Umemura
Formation of globular clusters induced by external ultraviolet radiation II: Three-dimensional radiation hydrodynamics simulations
Makito Abe, Masayuki Umemura, Kenji Hasegawa
Merger Criteria of Multiple Massive Black Holes and the Impact on the Host Galaxy
Ataru Tanikawa, Masayuki Umemura
Statistical Properties of Diffuse Lyman-alpha Halos around Star-forming Galaxies at z~2
Rieko Momose, Masami Ouchi, Kimihiko Nakajima +6
Early Cosmic Merger of Multiple Black Holes
Hiromichi Tagawa, Masayuki Umemura, Naoteru Gouda +2
Formation of Massive Black Holes in Globular Clusters
Nozomu Kawakatu, Masayuki Umemura
Formation of Obscuring Walls by Radiation Force from Circumnuclear Starbursts and Implications for Starburst-Active Galactic Nucleus Connection
Ken Ohsuga, Masayuki Umemura
On the Mass of Population III Stars
Fumitaka Nakamura, Masayuki Umemura
Obscuration of Active Galactic Nuclei by Circumnuclear Starbursts
Yasuyuki Watabe, Masayuki Umemura
Radiative Regulation of Population III Star Formation
Kenji Hasegawa, Masayuki Umemura, Hajime Susa
Diffuse Lyman-alpha Halos around Galaxies at z=2.2-6.6: Implications for Galaxy Formation and Cosmic Reionization
Rieko Momose, Masami Ouchi, Kimihiko Nakajima +6
Two types of Lyman-alpha emitters envisaged from hierarchical galaxy formation
Ikkoh Shimizu, Masayuki Umemura
The Formation of Population III Binaries
Kazuya Saigo, Tomoaki Matsumoto, Masayuki Umemura
START: Smoothed particle hydrodynamics with tree-based accelerated radiative transfer
Kenji Hasegawa, Masayuki Umemura
Formation of Large-Scale Obscuring Wall and AGN Evolution Regulated by Circumnuclear Starbursts
Ken Ohsuga, Masayuki Umemura
On the evolution of gas clouds exposed to AGN radiation. I. Three-dimensional radiation hydrodynamic simulations
Daisuke Namekata, Masayuki Umemura, Kenji Hasegawa
Successive Merger of Multiple Massive Black Holes in a Primordial Galaxy
Ataru Tanikawa, Masayuki Umemura
On the Initial Mass Function of Population III Stars
Fumitaka Nakamura, Masayuki Umemura
Mergers of accreting stellar-mass black holes
Hiromichi Tagawa, Masayuki Umemura, Naoteru Gouda
The Stellar Initial Mass Function in Primordial Galaxies
Fumitaka Nakamura, Masayuki Umemura
GOTHIC: Gravitational oct-tree code accelerated by hierarchical time step controlling
Yohei Miki, Masayuki Umemura
Large-Scale Structure of Short-Lived LymanαEmitters
Ikkoh Shimizu, Masayuki Umemura, Atsunori Yonehara
The escape of ionizing photons from supernova-dominated primordial galaxies
Hidenobu Yajima, Masayuki Umemura, Masao Mori +1
Cosmological Radiative Transfer Comparison Project II: The Radiation-Hydrodynamic Tests
Ilian T. Iliev, Daniel Whalen, Garrelt Mellema +14
A Criterion for Photoionization of Pregalactic Clouds Exposed to Diffuse Ultraviolet Background Radiation
Yukiko Tajiri, Masayuki Umemura
A Search for Lyman alpha Emitters at Redshift 3.7
Shinobu S. Fujita, Masaru Ajiki, Yasuhiro Shioya +25
Formation and Radiative Feedback of First Objects and First Galaxies
Masayuki Umemura, Hajime Susa, Kenji Hasegawa +2
An X-Ray Microlensing Test of AU-Scale Accretion Disk Structure in Q2237+0305
Atsunori Yonehara, Shin Mineshige, Tadahiro Manmoto +3
Circumnuclear obscuration of the Circinus galaxy by a starburst-radiation supported wall
Ken Ohsuga, Masayuki Umemura
UV Background-Induced Bifurcation of the Galactic Morphology
Hajime Susa, Masayuki Umemura
Radiatively Driven Mass Accretion onto Galactic Nuclei by Circumnuclear Starbursts
Masayuki Umemura, Jun Fukue, Shin Mineshige
Effects of Early Cosmic Reionization on the Substructure Problem in Galactic Halo
Hajime Susa, Masayuki Umemura
Direct Integration of the Collisionless Boltzmann Equation in Six-dimensional Phase Space: Self-gravitating Systems
Kohji Yoshikawa, Naoki Yoshida, Masayuki Umemura
Formation Criteria and the Mass of Secondary Population III Stars
Hajime Susa, Masayuki Umemura, Kenji Hasegawa
Sub-millimeter brightness of early star-forming galaxies
Hidenobu Yajima, Masayuki Umemura, Masao Mori