Publications (85)
Transition of the Stellar Initial Mass Function Explored with Binary Population Synthesis
Takuma Suda, Yutaka Komiya, Shimako Yamada +7
Discovery of a strongly r-process enhanced extremely metal-poor star LAMOST J110901.22+075441.8
Haining Li, Wako Aoki, Satoshi Honda +3
The Stellar Abundances for Galactic Archaeology (SAGA) Database II - Implications for Mixing and Nucleosynthesis in Extremely Metal-Poor Stars and Chemical Enrichment of the Galaxy
Takuma Suda, Shimako Yamada, Yutaka Katsuta +4
Enrichment in r-process elements from multiple distinct events in the early Draco dwarf spheroidal galaxy
Takuji Tsujimoto, Tadafumi Matsuno, Wako Aoki +2
The Oxygen Abundance of HE 1327-2326
Anna Frebel, Norbert Christlieb, John E. Norris +2
Subaru HDS Transmission Spectroscopy of the Transiting Extrasolar Planet HD 209458b
Norio Narita, Yasushi Suto, Joshua N. Winn +6
Further Observations of the Tilted Planet XO-3: A New Determination of Spin-Orbit Misalignment, and Limits on Differential Rotation
Teruyuki Hirano, Norio Narita, Bun'ei Sato +5
The Rossiter-McLaughlin Effect of the Transiting Exoplanet XO-4b
Norio Narita, Teruyuki Hirano, Roberto Sanchis-Ojeda +5
The s Process: Nuclear Physics, Stellar Models, Observations
Franz Käppeler, Roberto Gallino, Sara Bisterzo +1
Spectroscopic Studies of Very Metal-Poor Stars with the Subaru High Dispersion Spectrograph. III. Light Neutron-Capture Elements
Wako Aoki, Satoshi Honda, Timothy C. Beers +7
High-resolution spectroscopy of extremely metal-poor stars from SDSS/SEGUE. III. Unevolved Stars with $[\mathrm{Fe/H}]\lesssim -3.5$
Tadafumi Matsuno, Wako Aoki, Timothy C. Beers +2
Molecular line formation in the extremely metal-poor star BD+44 493
Wako Aoki
Chemical Feature of Eu abundance in the Draco dwarf spheroidal galaxy
Takuji Tsujimoto, Miho N. Ishigaki, Toshikazu Shigeyama +1
The Origin of Carbon-Enhancement and Initial Mass Function of Extremely Metal-Poor Stars in the Galactic Halo
Yutaka Komiya, Takuma Suda, Hiroki Minaguchi +3
LAMOST J2217+2104: a new member of carbon-enhanced extremely metal-poor stars with excesses of Mg and Si
Wako Aoki, Tadafumi Matsuno, Satoshi Honda +4
Lithium in CEMP-no stars: A new constraint on the lithium depletion mechanism in the early universe
Tadafumi Matsuno, Wako Aoki, Takuma Suda +1
Examination of the mass-dependent Li depletion hypothesis by the Li abundances of the very metal-poor double-lined spectroscopic binary G166-45
Wako Aoki, Hiroko Ito, Akito Tajitsu
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
Aruna Goswami, Wako Aoki, Timothy C. Beers +4
Chemical Abundance Analysis of the Extremely Metal-Poor Star HE 1300+0157
Anna Frebel, John E. Norris, Wako Aoki +5
Spatially-Resolved Spectroscopy of a Balmer-Dominated Shock in the Cygnus Loop: An Extremely Thin Cosmic-Ray Precursor?
Satoru Katsuda, Keiichi Maeda, Yutaka Ohira +9
Hubble Space Telescope Near-Ultraviolet Spectroscopy of Bright CEMP-s Stars
Vinicius M. Placco, Timothy C. Beers, Inese I. Ivans +14
A Technique for Detecting Starlight Scattered from Transiting Extrasolar Planets with Application to HD 209458b
Xin Liu, Edwin L. Turner, Norio Narita +6
HD 209621: Abundances of neutron-capture elements
Aruna Goswami, Wako Aoki
Carbon-Enhanced Metal-Poor Stars. Osmium and Iridium Abundances in the Neutron-Capture-Enhanced Subgiants CS31062-050 and LP625-44
Wako Aoki, Sara Bisterzo, Roberto Gallino +4
Tracing the origin of moving groups I. The γ Leo moving group with high resolution spectra from the Subaru Telescope
Xilong Liang, Jingkun Zhao, Gang Zhao +7
Subaru Hyper Suprime-Cam Survey for An Optical Counterpart of GW170817
Nozomu Tominaga, Masaomi Tanaka, Tomoki Morokuma +31
Explosive lithium production in the classical nova V339 Del (Nova Delphini 2013)
Akito Tajitsu, Kozo Sadakane, Hiroyuki Naito +2
A low upper-limit on the lithium isotope ratio in HD140283
Wako Aoki, Susumu Inoue, Satoshi Kawanomoto +4
Diversity of Abundance Patterns of Light Neutron-capture Elements in Very-metal-poor Stars
Misa Aoki, Yuhri Ishimaru, Wako Aoki +1
The $^{7}$Be II Resonance Lines in Two Classical Novae V5668 Sgr and V2944 Oph
Akito Tajitsu, Kozo Sadakane, Hiroyuki Naito +3
Spin-Orbit Alignment of the TrES-4 Transiting Planetary System and Possible Additional Radial Velocity Variation
Norio Narita, Bun'ei Sato, Teruyuki Hirano +3
Neutron Capture Elements in s-Process-Rich, Very Metal-Poor Stars
Wako Aoki, Sean G. Ryan, John E. Norris +6
Chemical abundances in bright giants of the globular cluster M62 (NGC 6266)
David Yong, Alan Alves Brito, Gary S. Da Costa +8
Detailed Chemical Abundances of Four Stars in the Unusual Globular Cluster, Palomar 1
Charli M. Sakari, Kim A. Venn, Mike Irwin +3
Explaining the Sr and Ba Scatter in Extremely Metal-Poor Stars
Wako Aoki, Takuma Suda, Richard Boyd +2
High-resolution spectroscopic studies of ultra metal-poor stars found in LAMOST survey
Haining Li, Wako Aoki, Gang Zhao +3
Carbon Enhanced Metal-Poor Stars. I. Chemical Compositions of 26 Stars
Wako Aoki, Timothy C. Beers, Norbert Christlieb +3
Line-of-sight velocity and metallicity measurements of the Palomar 5 tidal stream
Miho N. Ishigaki, Narae Hwang, Masashi Chiba +1
Enormous Li-enhancement preceding red giant phases in low-mass stars in the Milky Way halo
Haining Li, Wako Aoki, Tadafumi Matsuno +4
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: I. Atmospheric Parameters and Chemical Compositions
Wako Aoki, Timothy C. Beers, Young Sun Lee +8
Mg isotope ratios in giant stars of the globular clusters M 13 and M 71
David Yong, Wako Aoki, David L. Lambert
A Possible Tilted Orbit of the Super-Neptune HAT-P-11b
Teruyuki Hirano, Norio Narita, Avi Shporer +3
Subaru/HDS study of CH stars: elemental abundances for stellar neutron-capture process studies
Aruna Goswami, Wako Aoki, Drisya Karinkuzhi
HE 1327-2326, an unevolved star with [Fe/H]<-5.0. II. New 3D-1D corrected abundances from a VLT/UVES spectrum
Anna Frebel, Kjell Eriksson, Remo Collet +2
Carbon-Enhanced Metal-Poor Stars. III. Main-Sequence Turn-Off Stars from the SDSS/SEGUE Sample
Wako Aoki, Timothy C. Beers, Thirupathi Sivarani +6
The Chemical composition of the post-AGB F-supergiant CRL 2688
Miho N. Ishigaki, Mudumba Parthasarathy, Bacham E. Reddy +5
Nucleosynthetic signatures of the first stars
Anna Frebel, Wako Aoki, Norbert Christlieb +16
Oxygen Overabundance in the Extremely Iron-Poor Star CS29498-043
Wako Aoki, John E. Norris, Sean G. Ryan +4
Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. IV. The alpha-Element-Enhanced Metal-Poor Star BS16934-002
Wako Aoki, Satoshi Honda, Timothy C. Beers +7
Chemical Abundances in the Secondary Star of the Black Hole Binary V4641 Sagittarii (SAX J1819.3-2525)
Kozo Sadakane, Akira Arai, Wako Aoki +10
Europium Isotope Ratios in s-Process-Element-Enhanced, Metal-Poor Stars: A New Probe of the 151Sm Branching
Wako Aoki, Sean G. Ryan, Nobuyuki Iwamoto +6
XO-2b: a Prograde Planet with a Negligible Eccentricity, and an Additional Radial Velocity Variation
Norio Narita, Teruyuki Hirano, Bun'ei Sato +4
Evidence for a companion to BM Gem, a silicate carbon star
Hideyuki Izumiura, Kunio Noguchi, Wako Aoki +12
The Chemical Composition of Carbon-Rich, Very Metal-Poor Stars: A New Class of Mildly Carbon-Rich Objects Without Excess of Neutron-Capture Elements
Wako Aoki, John E. Norris, Sean G. Ryan +2
The image slicer for the Subaru Telescope High Dispersion Spectrograph
Akito Tajitsu, Wako Aoki, Tomoyasu Yamamuro
Iron and neutron-capture element abundance variations in the globular cluster M2 (NGC 7089)
David Yong, Ian U. Roederer, Frank Grundahl +8
BD +44 493: A Ninth Magnitude Messenger from the Early Universe; Carbon Enhanced and Beryllium Poor
Hiroko Ito, Wako Aoki, Satoshi Honda +1
Neutron-capture elements in the very metal-poor star HD88609: another st ar with excesses of light neutron-capture elements
Satoshi Honda, Wako Aoki, Yuhri Ishimaru +1
Subaru/HDS study of HE 1015-2050: Spectral evidence of R Coronae Borealis light decline
Aruna Goswami, Wako Aoki
The Stellar Abundances for Galactic Archaeology (SAGA) Database III - Analysis of Enrichment Histories for Elements and Two Modes of Star Formation during the Early Evolution of Milky Way
Shimako Yamada, Takuma Suda, Yutaka Komiya +2
Detection of low Eu abundances in extremely metal-poor stars and the origin of r-process elements
Yuhri Ishimaru, Shinya Wanajo, Wako Aoki +1
Extreme Enhancements of r-process Elements in the Cool Metal-Poor Main-Sequence Star SDSS J2357-0052
Wako Aoki, Timothy C. Beer, Satoshi Honda +1
Hubble Space Telescope Near-Ultraviolet Spectroscopy of the Bright CEMP-no Star BD+44 493
Vinicius Placco, Timothy Beers, Ian Roederer +10
Enrichment of Heavy Elements in the red giant S15-19 in the Sextans Dwarf Spheroidal Galaxy
Satoshi Honda, Wako Aoki, Nobuo Arimoto +1
Measurement of the Spin-Orbit Angle of Exoplanet HAT-P-1b
John A. Johnson, Joshua N. Winn, Norio Narita +16
Improved Measurement of the Rossiter-McLaughlin Effect in the Exoplanetary System HD 17156
Norio Narita, Teruyuki Hirano, Bun'ei Sato +6
J-GEM observations of an electromagnetic counterpart to the neutron star merger GW170817
Yousuke Utsumi, Masaomi Tanaka, Nozomu Tominaga +57
Planet-Planet Eclipse and the Rossiter-McLaughlin Effect of a Multiple Transiting System: Joint Analysis of the Subaru Spectroscopy and the Kepler Photometry
Teruyuki Hirano, Norio Narita, Bun'ei Sato +6
Rubidium and lead abundances in giant stars of the globular clusters M 13 and NGC 6752
David Yong, Wako Aoki, David L. Lambert +1
High-resolution spectroscopy of the extremely iron-poor post-AGB star CC Lyr
Wako Aoki, Tadafumi Matsuno, Satoshi Honda +3
Neutron-capture elements in the metal-poor globular cluster M15
Kaori Otsuki, Satoshi Honda, Wako Aoki +2
Chemical compositions of six metal-poor stars in the ultra-faint dwarf spheroidal galaxy Boötes I
Miho N. Ishigaki, Wako Aoki, Nobuo Arimoto +1
A Search for H-alpha Absorption in the Exosphere of the Transiting Extrasolar Planet HD 209458b
Joshua N. Winn, Yasushi Suto, Edwin L. Turner +5
Chemical Compositions of Kinematically Selected Outer Halo Stars
Lan Zhang, Miho Ishigaki, Wako Aoki +2
Enrichment of lead (Pb) in the Galactic halo
Wako Aoki, Satoshi Honda
The first determination of the actinide Th abundance for a red giant of the Ursa Minor dwarf galaxy
Wako Aoki, Satoshi Honda, Kozo Sadakane +1
Chemical abundances of the Milky Way thick disk and stellar halo II.: sodium, iron-peak and neutron-capture elements
Miho N. Ishigaki, Wako Aoki, Masashi Chiba
Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. V. The Zn-Enhanced Metal-Poor Star BS 16920-017
Satoshi Honda, Wako Aoki, Timothy C. Beers +1
s-Process Nucleosynthesis in Low-Metallicity Stars
Nobuyuki Iwamoto, Toshitaka Kajino, Grant J. Mathews +2
Lithium Abundances of Extremely Metal-Poor Turn-off Stars
Wako Aoki, Paul S. Barklem, Timothy C. Beers +5
Optical high-resolution spectroscopy of 14 young $α$-rich stars
Tadafumi Matsuno, David Yong, Wako Aoki +1
Measurement of the Rossiter--McLaughlin Effect in the Transiting Exoplanetary System TrES-1
Norio Narita, Keigo Enya, Bun'ei Sato +9
s- and r-process elements in two very metal-poor stars
Sean G. Ryan, Wako Aoki, Lisa A. J. Blake +5
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: II. Binary Fraction
Wako Aoki, Takuma Suda, Timothy C. Beers +1
Stellar Abundances for Galactic Archaeology Database IV - Compilation of Stars in Dwarf Galaxies
Takuma Suda, Jun Hidaka, Wako Aoki +7