Publications (57)
Spectropolarimetry of Extremely Luminous Type Ia Supernova 2009dc: Nearly Spherical Explosion of Super-Chandrasekhar Mass White Dwarf
Masaomi Tanaka, Koji S. Kawabata, Masayuki Yamanaka +8
First results from BISTRO -- a SCUBA-2 polarimeter survey of the Gould Belt
Derek Ward-Thompson, Kate Pattle, Pierre Bastien +111
J-GEM Follow-Up Observations to Search for an Optical Counterpart of The First Gravitational Wave Source GW150914
Tomoki Morokuma, Masaomi Tanaka, Yuichiro Asakura +22
Grisms Developed for FOCAS
Noboru Ebizuka, Koji S. Kawabata, Keiko Oka +6
Prominent Polarized Flares of the Blazars AO 0235+164 and PKS 1510-089
Mahito Sasada, Makoto Uemura, Yasushi Fukazawa +9
Detection of Polarimetric Variations Associated with the Shortest Time-Scale Variability in S5 0716$ + $714
Mahito Sasada, Makoto Uemura, Akira Arai +7
An emergence of new polarized emission region in blazar Mrk 421 associated with X-ray flare
Ryosuke Itoh, Yasushi Fukazawa, Yasuyuki T. Tanaka +8
Bayesian Approach to Find a Long-Term Trend in Erratic Polarization Variations Observed in Blazars
Makoto Uemura, Koji S. Kawabata, Mahito Sasada +7
Discovery of Dramatic Optical Variability in SDSS J1100+4421: A Peculiar Radio-Loud Narrow-Line Seyfert 1 Galaxy?
Masaomi Tanaka, Tomoki Morokuma, Ryosuke Itoh +55
Nebular Phase Observations of the Type Ib Supernova 2008D/X-ray Transient 080109: Side-Viewed Bipolar Explosion
Masaomi Tanaka, Masayuki Yamanaka, Keiichi Maeda +11
Spectropolarimetry of the Unique Type Ib Supernova 2005bf: Larger Asymmetry Revealed by Later-Phase Data
Masaomi Tanaka, Koji S. Kawabata, Keiichi Maeda +6
Subaru Spectroscopy of the Gravitational Lens HST 14176+5226: Implications for a Large Cosmological Constan
Youichi Ohyama, Takashi Hamana, Nobunari Kashikawa +8
Three-Dimensional Explosion Geometry of Stripped-Envelope Core-Collapse Supernovae. II. Modelling of Polarization
Masaomi Tanaka, Keiichi Maeda, Paolo A. Mazzali +2
Subaru Spectropolarimetry of Mrk 573: The Hidden High-Ionization Nuclear Emission-Line Region inside the Dusty Torus
Tohru Nagao, Koji S. Kawabata, Takashi Murayama +5
Measurement of Interstellar Polarization and Estimation of Galactic Extinction for the Direction of X-ray Black Hole Binary V404 Cygni
Ryosuke Itoh, Yasuyuki T. Tanaka, Koji S. Kawabata +12
Broad-Lined Supernova 2016coi with Helium Envelope
Masayuki Yamanaka, Tatsuya Nakaoka, Masaomi Tanaka +38
The Eruption of the Candidate Young Star ASASSN-15qi
Gregory J. Herczeg, Subo Dong, Benjamin J. Shappee +27
Detection of Polarized Broad Emission in the Seyfert 2 Galaxy Mrk 573
Tohru Nagao, Koji S. Kawabata, Takashi Murayama +4
Early Spectral Evolution of the Rapidly Expanding Type Ia SN 2006X
Masayuki Yamanaka, Hiroyuki Naito, Kenzo Kinugasa +6
Dusty ERO Search behind Two Massive Clusters
Tadafumi Takata, Nobunari Kashikawa, Kouichiro Nakanishi +15
Multiband Photopolarimetric Monitoring of the Outburst of the Blazar 3C~454.3 in 2007
Mahito Sasada, Makoto Uemura, Akira Arai +12
Dense optical and near-infrared monitoring of CTA 102 during high state in 2012 with OISTER: Detection of intra-night "orphan polarized flux flare"
Ryosuke Itoh, Yasushi Fukazawa, Yasuyuki T. Tanaka +35
A Shock-Induced Pair of Superbubbles in the High-Redshift Powerful Radio Galaxy MRC 0406-244
Yoshiaki Taniguchi, Youichi Ohyama, Takashi Murayama +26
J-GEM Follow-Up Observations of The Gravitational Wave Source GW151226
Michitoshi Yoshida, Yousuke Utsumi, Nozomu Tominaga +35
Minute-Scale Rapid Variability of Optical Polarization in Narrow-Line Seyfert 1 Galaxy: PMN J0948+0022
Ryosuke Itoh, Yasuyuki T. Tanaka, Yasushi Fukazawa +12
Science with UT's Dichroic-Mirror Camera (DMC), 15-band simultaneous imager
Hanindyo Kuncarayakti, Mamoru Doi, Hakim L. Malasan +20
Optical Spectropolarimetry and Asphericity of Type Ic SN 2007gr
Masaomi Tanaka, Koji S. Kawabata, Keiichi Maeda +2
Spectropolarimetric Study on Circumstellar Structure of Microquasar LS I +61deg 303
Osamu Nagae, Koji S. Kawabata, Yasushi Fukazawa +10
Photopolarimetric Monitoring of Blazars in the Optical and Near-Infrared Bands with the Kanata Telescope. I. Correlations between Flux, Color, and Polarization
Yuki Ikejiri, Makoto Uemura, Mahito Sasada +10
The 2006 November outburst of EG Aquarii: the SU UMa nature revealed
Akira Imada, Rod Stubbings, Taichi Kato +32
Correlation between Interstellar Polarization and Dust Temperature: Alignment of Grains by Radiative Torques is Ubiquitous?
Masafumi Matsumura, Youko Kameura, Koji S. Kawabata +3
Spectropolarimetry of the superwind filaments of the starburst galaxy M82: kinematics of dust outflow
Michitoshi Yoshida, Koji S. Kawabata, Youichi Ohyama
Multi-Wavelength Photometric and Polarimetric Observations of the Outburst of 3C 454.3 in Dec. 2009
Mahito Sasada, Makoto Uemura, Yasushi Fukazawa +11
Dwarf Novae in the Shortest Orbital Period Regime: I. A New Short Period Dwarf Nova, OT J055717+683226
Makoto Uemura, Akira Arai, Taichi Kato +20
Kilonova from post-merger ejecta as an optical and near-infrared counterpart of GW170817
Masaomi Tanaka, Yousuke Utsumi, Paolo A. Mazzali +42
Testing the External Shock Model of Gamma-Ray Bursts using the Late-Time Simultaneous Optical and X-ray Afterglows
Yuji Urata, Ryo Yamazaki, Takanori Sakamoto +21
The evolution of the peculiar Type Ia supernova SN 2005hk over 400 days
D. K. Sahu, Masaomi Tanaka, G. C. Anupama +6
SDSSp J104433.04$-$012502.2 at $z=5.74$ is Gravitationally Magnified by an Intervening Galaxy
Yasuhiro Shioya, Yoshiaki Taniguchi, Takashi Murayama +15
OISTER Optical and Near-Infrared Observations of the Super-Chandrasekhar Supernova Candidate SN 2012dn: Dust Emission from the Circumstellar Shell
Masayuki Yamanaka, Keiichi Maeda, Masaomi Tanaka +34
No Evidence for Variability of Intervening Absorption Lines toward GRB 060206: Implications for the Mg II Incidence Problem
Kentaro Aoki, Tomonori Totani, Takashi Hattori +6
Decomposition of the Superwind in M82
Youichi Ohyama, Yoshiaki Taniguchi, Masanori Iye +16
Three-Dimensional Explosion Geometry of Stripped-Envelope Core-Collapse Supernovae. I. Spectropolarimetric Observations
Masaomi Tanaka, Koji S. Kawabata, Takashi Hattori +8
Variable optical polarization during high state in gamma-ray loud narrow line Seyfert 1 galaxy 1H 0323+342
Ryosuke Itoh, Yasuyuki T. Tanaka, Hiroshi Akitaya +34
Study for relation between direction of relativistic jet and optical polarization angle with multi-wavelength observation
Ryosuke Itoh, Yasushi FUkazawa, Yasuyuki T. Tanaka +5
Anti-Correlation of the Near-Infrared and X-Ray Variations of the Microquasar GRS 1915+105 in Soft State
Akira Arai, Makoto Uemura, Mahito Sasada +21
Optical and Near-Infrared Photometry of Nova V2362 Cyg : Rebrightening Event and Dust Formation
Akira Arai, Makoto Uemura, Koji S. Kawabata +20
Systematic Study of Gamma-ray bright Blazars with Optical Polarization and Gamma-ray Variability
Ryosuke Itoh, Krzysztof Nalewajko, Yasushi Fukazawa +18
Extremely high polarization in 2010 outburst of blazar 3C 454.3
Mahito Sasada, Makoto Uemura, Yasushi Fukazawa +16
Tohoku-Hiroshima-Nagoya planetary spectra library: A method for characterizing planets in the visible to near infrared
Ramsey Lundock, Takashi Ichikawa, Hirofumi Okita +7
J-GEM observations of an electromagnetic counterpart to the neutron star merger GW170817
Yousuke Utsumi, Masaomi Tanaka, Nozomu Tominaga +57
Early-phase photometry and spectroscopy of transitional Type Ia SN 2012ht: Direct constraint on the rise time
Masayuki Yamanaka, Keiichi Maeda, Miho Kawabata +15
A Study of the Long-term Spectral Variations of 3C 66A Observed with the Fermi and Kanata Telescopes
Ryosuke Itoh, Yasushi Fukazawa, James Chiang +25
Low- and Medium-Dispersion Spectropolarimetry of Nova V475 Sct (Nova Scuti 2003): Discovery of an Asymmetric High-Velocity Wind in a Moderately Fast Nova
Koji S. Kawabata, Youichi Ohyama, Noboru Ebizuka +6
OISTER Optical and Near-Infrared Observations of Type Iax Supernova 2012Z
Masayuki Yamanaka, Keiichi Maeda, Koji S. Kawabata +30
The Highly Energetic Expansion of SN2010bh Associated with GRB 100316D
Filomena Bufano, Elena Pian, Jesper Sollerman +50
Early Spectroscopy of the 2010 Outburst of U Scorpii
Masayuki Yamanaka, Makoto Uemura, Koji S. Kawabata +15
The Extremely Luminous Supernova 2006gy at Late Phase: Detection of Optical Emission from Supernova
Koji S. Kawabata, Masaomi Tanaka, Keiichi Maeda +4