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Results 1 - 49 of 49

Four-hundred Very Metal-poor Stars Studied with LAMOST and Subaru. I. Survey Design, Follow-up Program, and Binary Frequency
- Volume 17, Issue 23 - article #10
- Wako Aoki, Haining Li, Tadafumi Matsuno, Qianfan Xing, Yuqin Chen, Norbert Christlieb, Satoshi Honda, Miho N. Ishigaki, Jianrong Shi, Takuma Suda
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ac6515
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
Origin of the Excess of High-energy Retrograde Stars in the Galactic Halo
- Volume 14, Issue 15 - article #21
- Tadafumi Matsuno, Wako Aoki,, Takuma Suda
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/874/2/L35
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]
Discovery of a strongly r-process enhanced extremely metal-poor star LAMOST J110901.22+075441.8
- Volume 10, Issue 23 - article #14
- Haining Li, Wako Aoki, Satoshi Honda, Gang Zhao, Norbert Christlieb, Takuma Suda
- arXiv.org - Astrophysics - Volume: 2015, Issue: 19 Jun
- arXiv:1506.05200 [pdf, ps, other]
High-resolution spectroscopic studies of ultra metal-poor stars found in LAMOST survey
- Volume 10, Issue 23 - article #17
- Haining Li, Wako Aoki, Gang Zhao, Satoshi Honda, Norbert Christlieb, Takuma Suda
- arXiv.org - Astrophysics - Volume: 2015, Issue: 19 Jun
- arXiv:1506.05684 [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)
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: II. Binary Fraction
- Volume 9, Issue 23 - article #17
- Wako Aoki (1), Takuma Suda (1), Timothy C. Beers (3), Satoshi Honda (4) ((1) National Astronomical Observatory of Japan, (2) Joint Institute for Nuclear Astrophysics, (3) University of Hyogo)
- arXiv.org - Astrophysics - Volume: 2014, Issue: 17 Oct
- arXiv:1410.2674 [pdf, ps, other]
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]
SAGA: Stellar Abundances for Galactic Archaeology
- Volume 7, Issue 51 - article #9
- Takuma Suda (NAOJ)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 21 Dec
- arXiv:1212.4260 [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 Stellar Abundances for Galactic Archeology (SAGA) Database - Compilation of the Characteristics of Known Extremely Metal-Poor Stars
- Volume 3, Issue 26 - article #11
- Takuma Suda (1), Yutaka Katsuta (1), Shimako Yamada (1), Tamon Suwa (2), Chikako Ishizuka (1), Yutaka Komiya (3), Kazuo Sorai (1), Masayuki Aikawa (1), Masayuki Y. Fujimoto (1) ((1) Hokkaido Univ., (2) Tsukuba Univ., (3) Tohoku Univ.)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 26 Jun
- arXiv:0806.3697 [ps, pdf, other]
Highly He-Rich Matter Dredged Up by Extra Mixing through Stellar Encounters in Globular Clusters
- Volume 2, Issue 44 - article #20
- Takuma Suda (Hokkaido Univ.), Takuji Tsujimoto (NAOJ), Toshikazu Shigeyama (Univ. of Tokyo), Masayuki Y. Fujimoto (Hokkaido Univ.)
- arXiv.org - Astrophysics - Volume: 2007, Issue: 1 Nov
- arXiv:0710.5271 [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 19 - article #5
- Takuma Suda and Masayuki Y. Fujimoto
- Astrophysical Journal - Volume 643, Issue 2 - June, 2006
- ABSTRACT, FULL TEXT, PDF (1187 kB), PS
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]

Results 1 - 49 of 49

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