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Results 1 - 11 of 11

EMPRESS. VIII. A New Determination of Primordial He Abundance with Extremely Metal-Poor Galaxies: A Suggestion of the Lepton Asymmetry and Implications for the Hubble Tension. (arXiv:2203.09617v2 [astro-ph.CO] UPDATED)
- Virtual Journal - Volume 20, Issue 35 - article #3
- Akinori Matsumoto, Masami Ouchi, Kimihiko Nakajima, Masahiro Kawasaki, Kai Murai, Kentaro Motohara, Yuichi Harikane, Yoshiaki Ono, Kosuke Kushibiki, Shuhei Koyama, Shohei Aoyama, Masahiro Konishi, Hidenori Takahashi, Yuki Isobe, Hiroya Umeda, Yuma Sugahara, Masato Onodera, Kentaro Nagamine, Haruka Kusakabe, Yutaka Hirai, Takashi J. Moriya, Takatoshi Shibuya, Yutaka Komiyama, Keita Fukushima, Seiji Fujimoto, Takashi Hattori, Kohei Hayashi, Akio K. Inoue, Shotaro Kikuchihara, Takashi Kojima, Yusei Koyama, Chien-Hsiu Lee, Ken Mawatari, Takashi Miyata, Tohru Nagao, Shinobu Ozaki, Michael Rauch, Tomoki Saito, Akihiro Suzuki, Tsutomu T. Takeuchi, Masayuki Umemura, Yi Xu, Kiyoto Yabe, Yechi Zhang, Yuzuru Yoshii
- http://arxiv.org/abs/2203.09617
Potential signature of Population III pair-instability supernova ejecta in the BLR gas of the most distant quasar at z = 7.54. (arXiv:2207.11909v1 [astro-ph.GA])
- Virtual Journal - Volume 20, Issue 30 - article #3
- Yuzuru Yoshii, Hiroaki Sameshima, Takuji Tsujimoto, Toshikazu Shigeyama, Timothy C. Beers, Bruce A. Peterson
- http://arxiv.org/abs/2207.11909
Mg II and Fe II fluxes of luminous quasars at z ~ 2.7 and the Baldwin effect in flux-to-abundance conversion for chemical evolution of quasars at high redshifts. (arXiv:2010.10548v1 [astro-ph.GA])
- Virtual Journal - Volume 18, Issue 43 - article #3
- Hiroaki Sameshima, Yuzuru Yoshii, Noriyuki Matsunaga, Naoto Kobayashi, Yuji Ikeda, Sohei Kondo, Satoshi Hamano, Misaki Mizumoto, Akira Arai, Chikako Yasui, Kei Fukue, Hideyo Kawakita, Shogo Otsubo, Giuseppe Bono, Ivo Saviane
- http://arxiv.org/abs/2010.10548
Possible Evidence for Metal Accretion onto the Surfaces of Metal-poor Main-sequence Stars
- Virtual Journal - Volume 12, Issue 17 - article #46
- Kohei Hattori, Yuzuru Yoshii, Timothy C. Beers, Daniela Carollo, and Young Sun Lee
- The Astrophysical Journal - Volume: 784, Issue: 2
- View article PDF (1.35 MB)
Possible Evidence for Metal Accretion onto the Surfaces of Metal-Poor Main-Sequence Stars
- Virtual Journal - Volume 12, Issue 8 - article #6
- Kohei Hattori, Yuzuru Yoshii, Timothy C. Beers, Daniela Carollo, Young Sun Lee
- arXiv.org - Astrophysics - Volume: 2014, Issue: 21 Feb
- arXiv:1402.4251 [pdf, ps, other]
Very Metal-Poor Outer-Halo Stars with Round Orbits
- Virtual Journal - Volume 10, Issue 51 - article #17
- Kohei Hattori, Yuzuru Yoshii, Timothy C. Beers, Daniela Carollo, Young Sun Lee
- arXiv.org - Astrophysics - Volume: 2012, Issue: 21 Dec
- arXiv:1212.4296 [pdf, ps, other]
Elemental Abundances in the Possible Type Ia Supernova Remnant G344.7-0.1
- Virtual Journal - Volume 10, Issue 14 - article #66
- H. Yamaguchi, M. Tanaka, K. Maeda, P. O. Slane, A. Foster, R. K. Smith, S. Katsuda and R. Yoshii
- The Astrophysical Journal - Volume: 749, Issue: 2
- Abstract References Full text PDF (676 KB) View as HTML
Nucleosynthetic signatures of the first stars
- Virtual Journal - Volume 3, Issue 15 - article #39
- ANNA FREBEL, WAKO AOKI, NORBERT CHRISTLIEB, HIROYASU ANDO, MARTIN ASPLUND, PAUL S. BARKLEM, TIMOTHY C. BEERS, KJELL ERIKSSON, CORA FECHNER, MASAYUKI Y. FUJIMOTO, SATOSHI HONDA, TOSHITAKA KAJINO, TAKEO MINEZAKI, KEN'ICHI NOMOTO, JOHN E. NORRIS, SEAN G. RYAN, MASAHIDE TAKADA-HIDAI, STELIOS TSANGARIDES & YUZURU YOSHII
- Nature - Vol 434 No 7035 – April 2005
- First paragraph , Full text , PDF (181k), N&V
Nucleosynthetic signatures of the first stars
- Virtual Journal - Volume 3, Issue 9 - article #10
- Anna Frebel, Wako Aoki, Norbert Christlieb, Hiroyasu Ando, Martin Asplund, Paul S. Barklem, Timothy C. Beers, Kjell Eriksson, Cora Fechner, Masayuki Y. Fujimoto, Satoshi Honda, Toshitaka Kajino, Takeo Minezaki, Ken`ichi Nomoto, John E. Norris, Sean G. Ryan, Masahide Takada-Hidai, Stelios Tsangarides, Yuzuru Yoshii
- arXiv - Astrophysics – March 2005
- astro-ph/0503021 [ abs , ps , pdf , other ]
Hierarchical Formation of Galaxies with Dynamical Response to Supernova-Induced Gas removal
- Virtual Journal - Volume 2, Issue 17 - article #12
- Masahiro Nagashima (NAO/Durham/Kyoto U.), Yuzuru Yoshii
- arXiv.org – Astrophysics – April 2004
- astro-ph/0404485 [ abs , ps , pdf , other ]
A Two-Component Model for the Light Curves of Hypernovae
- Virtual Journal - Volume 1, Issue 5 - article #26
- Keiichi Maeda, Paolo A. Mazzali, Jingsong Deng, Ken'ichi Nomoto, Yuzuru Yoshii, Hiroyuki Tomita, and Yukiyasu Kobayashi
- The Astrophysical Journal - Volume 593, Number 2, Part 1
- ABSTRACT , FULL TEXT , PDF (257kb), PS

Results 1 - 11 of 11

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