Search - Virtual Journal of Nuclear Astrophysics

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Results 1 - 14 of 14

EMPRESS. X. Spatially resolved mass-metallicity relation in extremely metal-poor galaxies: evidence of episodic star-formation fueled by a metal-poor gas infall
- Virtual Journal - Volume 22, Issue 50 - article #4
- Kimihiko Nakajima, Masami Ouchi, Yuki Isobe, Yi Xu, Shinobu Ozaki, Tohru Nagao, Akio K. Inoue, Michael Rauch, Haruka Kusakabe, Masato Onodera, Moka Nishigaki, Yoshiaki Ono, Yuma Sugahara, Takashi Hattori, Yutaka Hirai, Takuya Hashimoto, Ji Hoon Kim, Takashi J. Moriya, Hiroto Yanagisawa, Shohei Aoyama, Seiji Fujimoto, Hajime Fukushima, Keita Fukushima, Yuichi Harikane, Shun Hatano, Kohei Hayashi, Tsuyoshi Ishigaki, Masahiro Kawasaki, Takashi Kojima, Yutaka Komiyama, Shuhei Koyama, Yusei Koyama, Chien-Hsiu Lee, Akinori Matsumoto, Ken Mawatari, Kentaro Motohara, Kai Murai, Kentaro Nagamine, Minami Nakane, Tomoki Saito, Rin Sasaki, Takatoshi Shibuya, Akihiro Suzuki, Tsutomu T. Takeuchi, Hiroya Umeda, Masayuki Umemura, Kuria Watanabe, Kiyoto Yabe, Hidenobu Yajima, Yechi Zhang
- https://arxiv.org/abs/2412.04541
SIRIUS: Identifying Metal-poor Stars Enriched by a Single Supernova in a Star-by-star Cosmological Zoom-in Simulation of a Dwarf Galaxy
- Virtual Journal - Volume 22, Issue 49 - article #9
- Yutaka Hirai, Takayuki R. Saitoh, Michiko S. Fujii, Katsuhiro Kaneko, Timothy C. Beers
- https://arxiv.org/abs/2411.18680
Probing Chemical Enrichment in Extremely Metal-Poor Galaxies
- Virtual Journal - Volume 22, Issue 45 - article #3
- Keita Fukushima, Kentaro Nagamine, Akinori Matsumoto, Yuki Isobe, Masami Ouchi, Takayuki Saitoh, Yutaka Hirai
- https://arxiv.org/abs/2401.06450
The $R$-process Alliance: Enrichment of $R$-process Elements in a Simulated Milky Way-like Galaxy
- Virtual Journal - Volume 22, Issue 42 - article #6
- Yutaka Hirai, Timothy C. Beers, Young Sun Lee, Shinya Wanajo, Ian U. Roederer, Masaomi Tanaka, Masashi Chiba, Takayuki R. Saitoh, Vinicius M. Placco, Terese T. Hansen, Rana Ezzeddine, Anna Frebel, Erika M. Holmbeck, Charli M. Sakari
- https://arxiv.org/abs/2410.11943
Chemo-dynamical Evolution of Simulated Satellites for a Milky Way–like Galaxy
- Virtual Journal - Volume 22, Issue 31 - article #39
- Yutaka Hirai, Evan N. Kirby, Masashi Chiba, Kohei Hayashi, Borja Anguiano, Takayuki R. Saitoh, Miho N. Ishigaki, Timothy C. Beers
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ad500c
Probing Chemical Enrichment in Extremely Metal-Poor Galaxies and First Galaxies. (arXiv:2401.06450v1 [astro-ph.GA])
- Virtual Journal - Volume 22, Issue 3 - article #14
- Keita Fukushima, Kentaro Nagamine, Akinori Matsumoto, Yuki Isobe, Masami Ouchi, Takayuki Saitoh, Yutaka Hirai
- http://arxiv.org/abs/2401.06450
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
$R$-process enhancements of Gaia-Enceladus in GALAH DR3. (arXiv:2101.07791v1 [astro-ph.GA])
- Virtual Journal - Volume 19, Issue 4 - article #1
- Tadafumi Matsuno, Yutaka Hirai, Yuta Tarumi, Kenta Hotokezaka, Masaomi Tanaka, Amina Helmi
- http://arxiv.org/abs/2101.07791
Enrichment of Zinc in Galactic Chemodynamical Evolution Models
- Virtual Journal - Volume 16, Issue 10 - article #24
- Yutaka Hirai, Takayuki R. Saitoh, Yuhri Ishimaru,, Shinya Wanajo
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/855/1/63
Enrichment of Zinc in galactic chemodynamical evolution models. (arXiv:1801.08141v1 [astro-ph.GA])
- Virtual Journal - Volume 16, Issue 4 - article #7
- Yutaka Hirai, Takayuki R. Saitoh, Yuhri Ishimaru, Shinya Wanajo
- http://arxiv.org/abs/1801.08141
Efficiency of metal mixing in dwarf galaxies. (arXiv:1703.05838v1 [astro-ph.GA])
- Virtual Journal - Volume 15, Issue 12 - article #5
- Yutaka Hirai, Takayuki R. Saitoh
- http://arxiv.org/abs/1703.05838
Early chemo-dynamical evolution of dwarf galaxies deduced from enrichment of r-process elements. (arXiv:1612.06861v1 [astro-ph.GA])
- Virtual Journal - Volume 14, Issue 52 - article #4
- Yutaka Hirai, Yuhri Ishimaru, Takayuki R. Saitoh, Michiko S. Fujii, Jun Hidaka, Toshitaka Kajino
- http://arxiv.org/abs/1612.06861
Enrichment of r-process Elements in Dwarf Spheroidal Galaxies in Chemo-dynamical Evolution Model
- Virtual Journal - Volume 13, Issue 45 - article #30
- Yutaka Hirai, Yuhri Ishimaru, Takayuki R. Saitoh, Michiko S. Fujii, Jun Hidaka, and Toshitaka Kajino
- The Astrophysical Journal - Volume: 814, Issue: 1
- View article PDF (2.21 MB)
Enrichment of r-process elements in dwarf spheroidal galaxies in chemo-dynamical evolution model
- Virtual Journal - Volume 13, Issue 36 - article #9
- Yutaka Hirai, Yuhri Ishimaru, Takayuki R. Saitoh, Michiko S. Fujii, Jun Hidaka, Toshitaka Kajino
- arXiv.org - Astrophysics - Volume: 2015, Issue: 2 Oct
- arXiv:1509.08934 [pdf, ps, other]

Results 1 - 14 of 14

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