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Results 1 - 40 of 40

Four-hundred Very Metal-poor Stars Studied with LAMOST and Subaru. II. Elemental Abundances
- Volume 17, Issue 23 - article #11
- Haining Li, Wako Aoki, Tadafumi Matsuno, Qianfan Xing, Takuma Suda, Nozomu Tominaga, Yuqin Chen, Satoshi Honda, Miho N. Ishigaki, Jianrong Shi
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ac6514
Four-hundred Very Metal-poor Stars studied with LAMOST and Subaru. I. Survey Design, Follow-up Program, and Binary Frequency. (arXiv:2203.11505v1 [astro-ph.SR])
- Volume 17, Issue 12 - article #2
- Wako Aoki, Haining Li, Tadafumi Matsuno, Qianfan Xing, Yuqin Chen, Norbert Christlieb, Satoshi Honda, Miho N. Ishigaki, Jianrong Shi, Takuma Suda, Nozomu Tominaga, Hong-Liang Yan, Jingkun Zhao, Gang Zhao
- http://arxiv.org/abs/2203.11505
Four-hundred Very Metal-Poor Stars Studied with LAMOST and Subaru. II. Elemental abundances. (arXiv:2203.11529v1 [astro-ph.SR])
- Volume 17, Issue 12 - article #3
- Haining Li, Wako Aoki, Tadafumi Matsuno, Qianfan Xing, Takuma Suda, Nozomu Tominaga, Yuqin Chen, Satoshi Honda, Miho N. Ishigaki, Jianrong Shi, Jingkun Zhao, Gang Zhao
- http://arxiv.org/abs/2203.11529
High-precision chemical abundances of Galactic building blocks. The distinct chemical abundance sequence of Sequoia. (arXiv:2111.15423v1 [astro-ph.GA])
- Volume 16, Issue 49 - article #4
- Tadafumi Matsuno, Helmer H. Koppelman, Amina Helmi, Wako Aoki, Miho N. Ishigaki, Takuma Suda, Zhen Yuan, Kohei Hattori
- http://arxiv.org/abs/2111.15423
First Star Survivors as Metal-Rich Halo Stars that Experienced Supernova Explosions in Binary Systems. (arXiv:2103.13627v1 [astro-ph.SR])
- Volume 16, Issue 13 - article #1
- Takuma Suda, Takayuki R. Saitoh, Yuki Moritani, Tadafumi Matsuno, Toshikazu Shigeyama
- http://arxiv.org/abs/2103.13627
Most Lithium-rich Low-mass Evolved Stars Revealed as Red Clump stars by Asteroseismology and Spectroscopy. (arXiv:2010.02106v1 [astro-ph.SR])
- Volume 15, Issue 41 - article #5
- Hong-Liang Yan, Yu-Tao Zhou, Xianfei Zhang, Yaguang Li, Qi Gao, Jian-Rong Shi, Gang Zhao, Wako Aoki, Tadafumi Matsuno, Yan Li, Xiao-Dong Xu, Haining Li, Ya-Qian Wu, Meng-Qi Jin, Benoît Mosser, Shao-Lan Bi, Jian-Ning Fu, Kaike Pan, Takuma Suda, Yu-Juan Liu, Jing-Kun Zhao, Xi-Long Liang
- http://arxiv.org/abs/2010.02106
s-process enirchment and the origin of barium in ultrafaint dwarf galaxies. (arXiv:2009.10096v1 [astro-ph.GA])
- Volume 15, Issue 39 - article #8
- Yuta Tarumi, Takuma Suda, Robert J. J. Grand, Freeke van de Voort, Shigeki Inoue, Naoki Yoshida
- http://arxiv.org/abs/2009.10096
Star Formation Timescales of the Halo Populations from Asteroseismology and Chemical Abundances
- Volume 15, Issue 24 - article #12
- Tadafumi Matsuno, Wako Aoki, Luca Casagrande, Miho Ishigaki, Jianrong Shi, Masao Takata, Maosheng Xiang, David Yong, Haining Li, Takuma Suda, Qianfan Xing, Jingkun Zhao
- http://arxiv.org/abs/2006.03619
Are Faint Supernovae Responsible for Carbon-enhanced Metal-poor Stars?
- Volume 15, Issue 7 - article #15
- Yutaka Komiya, Takuma Suda, Shimako Yamada,, Masayuki Y. Fujimoto
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/890/1/66
LAMOST J2217+2104: a new member of carbon-enhanced extremely metal-poor stars with excesses of Mg and Si. (arXiv:1807.11628v1 [astro-ph.SR])
- Volume 13, Issue 31 - article #1
- Wako Aoki, Tadafumi Matsuno, Satoshi Honda, Miho Ishigaki, Haining Li, Takuma Suda, Yerra Bharat Kummar
- http://arxiv.org/abs/1807.11628
Enormous Li Enhancement Preceding Red Giant Phases in Low-mass Stars in the Milky Way Halo
- Volume 13, Issue 3 - article #12
- Haining Li, Wako Aoki, Tadafumi Matsuno, Yerra Bharat Kumar, Jianrong Shi, Takuma Suda,, Gang Zhao
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/852/2/L31
Enormous Li-enhancement preceding red giant phases in low-mass stars in the Milky Way halo. (arXiv:1801.00090v1 [astro-ph.SR])
- Volume 13, Issue 1 - article #3
- Haining Li, Wako Aoki, Tadafumi Matsuno, Yerra Bharat Kumar, Jianrong Shi, Takuma Suda, Gang Zhao
- http://arxiv.org/abs/1801.00090
Stellar Abundances for Galactic Archaeology IV - Compilation of Stars in Dwarf Spheroidal Galaxies. (arXiv:1703.10009v1 [astro-ph.GA])
- Volume 12, Issue 13 - article #2
- Takuma Suda, Jun Hidaka, Wako Aoki, Yutaka Katsuta, Shimako Yamada, Masayuki Y. Fujimoto, Yukari Ohtani, Miyu Masuyama, Kazuhiro Noda, Kentaro Wada
- http://arxiv.org/abs/1703.10009
Lithium in CEMP-no stars: A new constraint on the lithium depletion mechanism in the early universe. (arXiv:1612.06624v1 [astro-ph.SR])
- Volume 11, Issue 52 - article #2
- Tadafumi Matsuno, Wako Aoki, Takuma Suda, Haining Li
- http://arxiv.org/abs/1612.06624
Population III stars around the Milky Way
- Volume 11, Issue 13 - article #7
- Yutaka Komiya, Takuma Suda, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2016, Issue: 25 Mar
- arXiv:1603.06096 [pdf, ps, other]
The Most Iron-deficient Stars as the Polluted Population III Stars
- Volume 10, Issue 29 - article #10
- Yutaka Komiya, Takuma Suda, and Masayuki Y. Fujimoto
- The Astrophysical Journal Letters - Volume: 808, Issue: 2
- View article PDF (595 KB)
The most iron-deficient stars as the polluted population III stars
- Volume 10, Issue 25 - article #16
- Yutaka Komiya, Takuma Suda, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2015, Issue: 10 Jul
- arXiv:1507.01664 [pdf, ps, other]
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE. II. Binary Fraction
- Volume 10, Issue 5 - article #13
- Wako Aoki, Takuma Suda, Timothy C. Beers, and Satoshi Honda
- Astronomical Journal - Volume: 149, Issue: 2
- View article PDF (303 KB)
Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. II. Comparison of CEMP-star Frequencies with Binary Population-synthesis Models
- Volume 9, Issue 21 - article #63
- Young Sun Lee, Takuma Suda, Timothy C. Beers, and Richard J. Stancliffe
- The Astrophysical Journal - Volume: 788, Issue: 2
- View article PDF (410 KB)
The New Model of Chemical Evolution of r-process Elements Based on the Hierarchical Galaxy Formation. I. Ba and Eu
- Volume 9, Issue 18 - article #11
- Yutaka Komiya, Shimako Yamada, Takuma Suda, and Masayuki Y. Fujimoto
- The Astrophysical Journal - Volume: 783, Issue: 2
- View article PDF (2.90 MB)
The New Model of Chemical Evolution of r-process Elements Based on The Hierarchical Galaxy Formation I: Ba and Eu
- Volume 9, Issue 5 - article #14
- Yutaka Komiya, Shimako Yamada, Takuma Suda, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2014, Issue: 31 Jan
- arXiv:1401.6261 [pdf, ps, other]
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 the Milky Way
- Volume 9, Issue 4 - article #30
- Shimako Yamada, Takuma Suda, Yutaka Komiya, Wako Aoki, and Masayuki Y. Fujimoto
- Monthly Notices of the Royal Astronomical Society - Volume: 436, Issue: 2
- Abstract Full Text (HTML) Full Text (PDF)
Current signatures and search for Pop. III stars in the Local Universe
- Volume 8, Issue 51 - article #3
- Yutaka Komiya, Takuma Suda, Masayuki Fujimoto
- arXiv.org - Astrophysics - Volume: 2013, Issue: 20 Dec
- arXiv:1312.5069 [pdf, ps, other]
Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. II. Comparison of CEMP Star Frequencies with Binary Population Synthesis Models
- Volume 8, Issue 42 - article #3
- Young Sun Lee, Takuma Suda, Timothy C. Beers, Sara Lucatello
- arXiv.org - Astrophysics - Volume: 2013, Issue: 18 Oct
- arXiv:1310.3277 [pdf, ps, other]
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
- Volume 8, Issue 38 - article #12
- Shimako Yamada, Takuma Suda, Yutaka Komiya, Wako Aoki, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2013, Issue: 20 Sep
- arXiv:1309.3430 [pdf, ps, other]
Explaining the Sr and Ba Scatter in Extremely Metal-Poor Stars
- Volume 8, Issue 9 - article #5
- Wako Aoki, Takuma Suda, Richard Boyd, Toshitaka Kajino, Michael Famiano
- arXiv.org - Astrophysics - Volume: 2013, Issue: 1 Mar
- arXiv:1302.6573 [pdf, ps, other]
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: I. Atmospheric Parameters and Chemical Compositions
- Volume 7, Issue 41 - article #4
- Wako Aoki, Timothy C. Beers, Young Sun Lee, Satoshi Honda, Hiroko Ito, Masahide Takada-Hidai, Anna Frebel, Takuma Suda, Masatuki Y. Fujimoto, Daniela Carollo, Thirupathi Sivarani
- arXiv.org - Astrophysics - Volume: 2012, Issue: 12 Oct
- arXiv:1210.1946 [pdf, ps, other]
Stellar Evolution Constraints on the Triple-α Reaction Rate
- Volume 6, Issue 44 - article #22
- Takuma Suda, Raphael Hirschi and Masayuki Y. Fujimoto
- The Astrophysical Journal - Volume: 741, Issue: 1
- Abstract References Full text PDF (1.85 MB) View as HTML
Stellar Evolution Constraints on the Triple-Alpha Reaction Rate
- Volume 6, Issue 30 - article #15
- Takuma Suda, Raphael Hirschi, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2011, Issue: 29 Jul
- arXiv:1107.4984 [pdf, ps, other]
The Stellar Abundances for Galactic Archaeology (SAGA) data base – II. Implications for mixing and nucleosynthesis in extremely metal-poor stars and chemical enrichment of the Galaxy
- Volume 6, Issue 11 - article #21
- Takuma Suda, Shimako Yamada, Yutaka Katsuta, Yutaka Komiya, Chikako Ishizuka, Wako Aoki and Masayuki Y. Fujimoto
- Monthly Notices of the Royal Astronomical Society - Volume: 412, Issue: 2
- Abstract Full Article (HTML)PDF(4067K)References
Oxygen and light element synthesis by neutron-capture reactions in metal-free and extremely metal-poor AGB stars
- Volume 4, Issue 26 - article #7
- Takanori Nishimura, Masayuki Aikawa, Takuma Suda, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2009, Issue: 26 Jun
- arXiv:0906.4494 [ps, pdf, other]
Hierarchical Formation of the Galactic Halo and the Origin of Hyper Metal-Poor Stars
- Volume 4, Issue 16 - article #11
- <em >Yutaka Komiya, Asao Habe, Takuma Suda, and Masayuki Y. Fujimoto</em&gt,
- The Astrophysical Journal Letters - Volume: 696, Issue: 1
- Abstract | References
Early-Age Evolution of the Milky Way Related by Extremely Metal-Poor Stars
- Volume 4, Issue 13 - article #50
- <em >Yutaka Komiya, Takuma Suda, and Masayuki Y. Fujimoto</em&gt,
- The Astrophysical Journal - Volume: 694, Issue: 2
- Abstract | References
Early-Age Evolution of the Milky Way Related by Extremely Metal-Poor Stars
- Volume 4, Issue 2 - article #4
- Yutaka Komiya, Takuma Suda, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2009, Issue: 8 Jan
- arXiv:0901.0617 [ps, pdf, other]
The IMF of Extremely Metal-Poor Stars and the Probe into the Star-Formation Process of the Milky Way
- Volume 2, Issue 43 - article #26
- Yutaka Komiya, Takuma Suda, Asao Habe, Masayuki Y. Fujimoto
- arXiv.org - Astrophysics - Volume: 2007, Issue: 25 Oct
- arXiv:0710.4374 [ps, pdf, other]
Evolution of Low-Mass Population III Stars
- Volume 2, Issue 39 - article #7
- Takuma Suda, Masayuki Y. Fujimoto, and Naoki Itoh
- The Astrophysical Journal - Volume: 667, Issue: 2
- ABSTRACT | FULL TEXT | PDF (502 kB) | PS
The Origin of Carbon Enhancement and the Initial Mass Function of Extremely Metal-poor Stars in the Galactic Halo
- Volume 2, Issue 12 - article #3
- Yutaka Komiya, Takuma Suda, Hiroki Minaguchi, Toshikazu Shigeyama, Wako Aoki, and Masayuki Y. Fujimoto
- The Astrophysical Journal - Volume658, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (622 kB), PS
The Origin of Carbon Enhancement and the Initial Mass Function of Extremely Metal-poor Stars in the Galactic Halo
- Volume 2, Issue 11 - article #4
- Yutaka Komiya, Takuma Suda, Hiroki Minaguchi, Toshikazu Shigeyama, Wako Aoki, and Masayuki Y. Fujimoto
- The Astrophysical Journal - Volume658, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (622 kB), PS
The Origin of Carbon-Enhancement and Initial Mass Function of Extremely Metal-Poor Stars in the Galactic Halo
- Volume 1, Issue 39 - article #10
- Yutaka Komiya, Takuma Suda, Hiroki Minaguchi, Toshikazu Shigeyama, Wako Aoki, Masayuki Y. Fujimoto
- ArXiv - Astrophysics
- astro-ph/0610670 [abs, ps, pdf, other]
Various Modes of Helium Mixing in Globular Cluster Giants and Their Possible Effects on the Horizontal Branch Morphology
- Volume 1, Issue 3 - article #21
- Takuma Suda, Masayuki Y. Fujimoto (Hokkaido University)
- ArXiv - Astrophysics
- astro-ph/0602189 [abs, ps, pdf, other]

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