Hasil Pencarian - Yuichi Harikane

Perbaiki Hasil
  1. 1
    Stellar Initial Mass Function (IMF) Probed with Supernova Rates and Neutrino Background: Cosmic-average IMF Slope Is ≃2–3 Similar to the Salpeter IMF

    Stellar Initial Mass Function (IMF) Probed with Supernova Rates and Neutrino Background: Cosmic-average IMF Slope Is ≃2–3 Similar to the Salpeter IMF oleh Shohei Aoyama, Masami Ouchi, Yuichi Harikane

    Diterbitkan 2023-01-01
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  2. 2
    Exploring Low-mass Black Holes through Tidal Disruption Events in the Early Universe: Perspectives in the Era of the JWST, Roman Space Telescope, and LSST Surveys

    Exploring Low-mass Black Holes through Tidal Disruption Events in the Early Universe: Perspectives in the Era of the JWST, Roman Space Telescope, and LSST Surveys oleh Kohei Inayoshi, Kazumi Kashiyama, Wenxiu Li, Yuichi Harikane, Kohei Ichikawa, Masafusa Onoue

    Diterbitkan 2024-01-01
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  3. 3
    Redshift Evolution of Electron Density in the Interstellar Medium at z ∼ 0–9 Uncovered with JWST/NIRSpec Spectra and Line-spread Function Determinations

    Redshift Evolution of Electron Density in the Interstellar Medium at z ∼ 0–9 Uncovered with JWST/NIRSpec Spectra and Line-spread Function Determinations oleh Yuki Isobe, Masami Ouchi, Kimihiko Nakajima, Yuichi Harikane, Yoshiaki Ono, Yi Xu, Yechi Zhang, Hiroya Umeda

    Diterbitkan 2023-01-01
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  4. 4
    Pure Spectroscopic Constraints on UV Luminosity Functions and Cosmic Star Formation History from 25 Galaxies at z spec = 8.61–13.20 Confirmed with JWST/NIRSpec

    Pure Spectroscopic Constraints on UV Luminosity Functions and Cosmic Star Formation History from 25 Galaxies at z spec = 8.61–13.20 Confirmed with JWST/NIRSpec oleh Yuichi Harikane, Kimihiko Nakajima, Masami Ouchi, Hiroya Umeda, Yuki Isobe, Yoshiaki Ono, Yi Xu, Yechi Zhang

    Diterbitkan 2023-01-01
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  5. 5
    Statistics for Galaxy Outflows at z ∼ 6–9 with Imaging and Spectroscopic Signatures Identified with JWST/NIRCam and NIRSpec Data

    Statistics for Galaxy Outflows at z ∼ 6–9 with Imaging and Spectroscopic Signatures Identified with JWST/NIRCam and NIRSpec Data oleh Yechi Zhang, Masami Ouchi, Kimihiko Nakajima, Yuichi Harikane, Yuki Isobe, Yi Xu, Yoshiaki Ono, Hiroya Umeda

    Diterbitkan 2024-01-01
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  6. 6
    JWST Measurements of Neutral Hydrogen Fractions and Ionized Bubble Sizes at z = 7–12 Obtained with Lyα Damping Wing Absorptions in 27 Bright Continuum Galaxies

    JWST Measurements of Neutral Hydrogen Fractions and Ionized Bubble Sizes at z = 7–12 Obtained with Lyα Damping Wing Absorptions in 27 Bright Continuum Galaxies oleh Hiroya Umeda, Masami Ouchi, Kimihiko Nakajima, Yuichi Harikane, Yoshiaki Ono, Yi Xu, Yuki Isobe, Yechi Zhang

    Diterbitkan 2024-01-01
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  7. 7
    JWST Census for the Mass–Metallicity Star Formation Relations at z = 4–10 with Self-consistent Flux Calibration and Proper Metallicity Calibrators

    JWST Census for the Mass–Metallicity Star Formation Relations at z = 4–10 with Self-consistent Flux Calibration and Proper Metallicity Calibrators oleh Kimihiko Nakajima, Masami Ouchi, Yuki Isobe, Yuichi Harikane, Yechi Zhang, Yoshiaki Ono, Hiroya Umeda, Masamune Oguri

    Diterbitkan 2023-01-01
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  8. 8
    Lyα Emission at z = 7–13: Clear Evolution of Lyα Equivalent Width Indicating a Late Cosmic Reionization History

    Lyα Emission at z = 7–13: Clear Evolution of Lyα Equivalent Width Indicating a Late Cosmic Reionization History oleh Minami Nakane, Masami Ouchi, Kimihiko Nakajima, Yuichi Harikane, Yoshiaki Ono, Hiroya Umeda, Yuki Isobe, Yechi Zhang, Yi Xu

    Diterbitkan 2024-01-01
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  9. 9
    A Comprehensive Study of Galaxies at z ∼ 9–16 Found in the Early JWST Data: Ultraviolet Luminosity Functions and Cosmic Star Formation History at the Pre-reionization Epoch

    A Comprehensive Study of Galaxies at z ∼ 9–16 Found in the Early JWST Data: Ultraviolet Luminosity Functions and Cosmic Star Formation History at the Pre-reionization Epoch oleh Yuichi Harikane, Masami Ouchi, Masamune Oguri, Yoshiaki Ono, Kimihiko Nakajima, Yuki Isobe, Hiroya Umeda, Ken Mawatari, Yechi Zhang

    Diterbitkan 2023-01-01
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  10. 10
    A JWST/NIRSpec First Census of Broad-line AGNs at z = 4–7: Detection of 10 Faint AGNs with M BH ∼ 106–108 M ⊙ and Their Host Galaxy Properties

    A JWST/NIRSpec First Census of Broad-line AGNs at z = 4–7: Detection of 10 Faint AGNs with M BH ∼ 106–108 M ⊙ and Their Host Galaxy Properties oleh Yuichi Harikane, Yechi Zhang, Kimihiko Nakajima, Masami Ouchi, Yuki Isobe, Yoshiaki Ono, Shun Hatano, Yi Xu, Hiroya Umeda

    Diterbitkan 2023-01-01
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  11. 11
    Morphologies of Galaxies at z ≳ 9 Uncovered by JWST/NIRCam Imaging: Cosmic Size Evolution and an Identification of an Extremely Compact Bright Galaxy at z ∼ 12

    Morphologies of Galaxies at z ≳ 9 Uncovered by JWST/NIRCam Imaging: Cosmic Size Evolution and an Identification of an Extremely Compact Bright Galaxy at z ∼ 12 oleh Yoshiaki Ono, Yuichi Harikane, Masami Ouchi, Hidenobu Yajima, Makito Abe, Yuki Isobe, Takatoshi Shibuya, John H. Wise, Yechi Zhang, Kimihiko Nakajima, Hiroya Umeda

    Diterbitkan 2023-01-01
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  12. 12
    JWST Identification of Extremely Low C/N Galaxies with [N/O] ≳ 0.5 at z ∼ 6–10 Evidencing the Early CNO-cycle Enrichment and a Connection with Globular Cluster Formation

    JWST Identification of Extremely Low C/N Galaxies with [N/O] ≳ 0.5 at z ∼ 6–10 Evidencing the Early CNO-cycle Enrichment and a Connection with Globular Cluster Formation oleh Yuki Isobe, Masami Ouchi, Nozomu Tominaga, Kuria Watanabe, Kimihiko Nakajima, Hiroya Umeda, Hidenobu Yajima, Yuichi Harikane, Hajime Fukushima, Yi Xu, Yoshiaki Ono, Yechi Zhang

    Diterbitkan 2023-01-01
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  13. 13
    Balmer Decrement Anomalies in Galaxies at z ∼ 6 Found by JWST Observations: Density-bounded Nebulae or Excited H i Clouds?

    Balmer Decrement Anomalies in Galaxies at z ∼ 6 Found by JWST Observations: Density-bounded Nebulae or Excited H i Clouds? oleh Hiroto Yanagisawa, Masami Ouchi, Kimihiko Nakajima, Hidenobu Yajima, Hiroya Umeda, Shunsuke Baba, Takao Nakagawa, Minami Nakane, Akinori Matsumoto, Yoshiaki Ono, Yuichi Harikane, Yuki Isobe, Yi Xu, Yechi Zhang

    Diterbitkan 2024-01-01
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  14. 14
    Big Three Dragons: Molecular Gas in a Bright Lyman-break Galaxy at z = 7.15

    Big Three Dragons: Molecular Gas in a Bright Lyman-break Galaxy at z = 7.15 oleh Takuya Hashimoto, Akio K. Inoue, Yuma Sugahara, Yoshinobu Fudamoto, Seiji Fujimoto, K. K. Knudsen, Hiroshi Matsuo, Yoichi Tamura, Satoshi Yamanaka, Yuichi Harikane, Nario Kuno, Yoshiaki Ono, Dragan Salak, Nozomi Ishii

    Diterbitkan 2023-01-01
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  15. 15
    SILVERRUSH. XIII. A Catalog of 20,567 Lyα Emitters at z = 2−7 Identified in the Full-depth Data of the Subaru/HSC-SSP and CHORUS Surveys

    SILVERRUSH. XIII. A Catalog of 20,567 Lyα Emitters at z = 2−7 Identified in the Full-depth Data of the Subaru/HSC-SSP and CHORUS Surveys oleh Satoshi Kikuta, Masami Ouchi, Takatoshi Shibuya, Yongming Liang, Hiroya Umeda, Akinori Matsumoto, Kazuhiro Shimasaku, Yuichi Harikane, Yoshiaki Ono, Akio K. Inoue, Satoshi Yamanaka, Haruka Kusakabe, Rieko Momose, Nobunari Kashikawa, Yuichi Matsuda, Chien-Hsiu Lee

    Diterbitkan 2023-01-01
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  16. 16
    Strong He i Emission Lines in High N/O Galaxies at z ∼ 6 Identified in JWST Spectra: High He/H Abundance Ratios or High Electron Densities?

    Strong He i Emission Lines in High N/O Galaxies at z ∼ 6 Identified in JWST Spectra: High He/H Abundance Ratios or High Electron Densities? oleh Hiroto Yanagisawa, Masami Ouchi, Kuria Watanabe, Akinori Matsumoto, Kimihiko Nakajima, Hidenobu Yajima, Kentaro Nagamine, Koh Takahashi, Minami Nakane, Nozomu Tominaga, Hiroya Umeda, Hajime Fukushima, Yuichi Harikane, Yuki Isobe, Yoshiaki Ono, Yi Xu, Yechi Zhang

    Diterbitkan 2024-01-01
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  17. 17
    EMPRESS. XIII. Chemical Enrichment of Young Galaxies Near and Far at z ∼ 0 and 4–10: Fe/O, Ar/O, S/O, and N/O Measurements with a Comparison of Chemical Evolution Models

    EMPRESS. XIII. Chemical Enrichment of Young Galaxies Near and Far at z ∼ 0 and 4–10: Fe/O, Ar/O, S/O, and N/O Measurements with a Comparison of Chemical Evolution Models oleh Kuria Watanabe, Masami Ouchi, Kimihiko Nakajima, Yuki Isobe, Nozomu Tominaga, Akihiro Suzuki, Miho N. Ishigaki, Ken’ichi Nomoto, Koh Takahashi, Yuichi Harikane, Shun Hatano, Haruka Kusakabe, Takashi J. Moriya, Moka Nishigaki, Yoshiaki Ono, Masato Onodera, Yuma Sugahara

    Diterbitkan 2024-01-01
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  18. 18
    EMPRESS. XIV. Strong High-ionization Lines of Young Galaxies at z = 0–8: Ionizing Spectra Consistent with the Intermediate-mass Black Holes with M BH ∼ 103–106 M ⊙

    EMPRESS. XIV. Strong High-ionization Lines of Young Galaxies at z = 0–8: Ionizing Spectra Consistent with the Intermediate-mass Black Holes with M BH ∼ 103–106 M ⊙ oleh Shun Hatano, Masami Ouchi, Hiroya Umeda, Kimihiko Nakajima, Toshihiro Kawaguchi, Yuki Isobe, Shohei Aoyama, Kuria Watanabe, Yuichi Harikane, Haruka Kusakabe, Akinori Matsumoto, Takashi J. Moriya, Moka Nishigaki, Yoshiaki Ono, Masato Onodera, Yuma Sugahara, Akihiro Suzuki, Yi Xu, Yechi Zhang

    Diterbitkan 2024-01-01
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  19. 19
    The Stellar Mass–Black Hole Mass Relation at z ∼ 2 down to Determined by HETDEX

    The Stellar Mass–Black Hole Mass Relation at z ∼ 2 down to Determined by HETDEX oleh Yechi Zhang, Masami Ouchi, Karl Gebhardt, Chenxu Liu, Yuichi Harikane, Erin Mentuch Cooper, Dustin Davis, Daniel J. Farrow, Eric Gawiser, Gary J. Hill, Wolfram Kollatschny, Yoshiaki Ono, Donald P. Schneider, Steven L. Finkelstein, Caryl Gronwall, Shardha Jogee, Mirko Krumpe

    Diterbitkan 2023-01-01
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  20. 20
    EMPRESS. XI. SDSS and JWST Search for Local and z ∼4–5 Extremely Metal-poor Galaxies (EMPGs): Clustering and Chemical Properties of Local EMPGs

    EMPRESS. XI. SDSS and JWST Search for Local and z ∼4–5 Extremely Metal-poor Galaxies (EMPGs): Clustering and Chemical Properties of Local EMPGs oleh Moka Nishigaki, Masami Ouchi, Kimihiko Nakajima, Yoshiaki Ono, Michael Rauch, Yuki Isobe, Yuichi Harikane, Kanako Narita, Fakhri Zahedy, Yi Xu, Hidenobu Yajima, Hajime Fukushima, Yutaka Hirai, Ji Hoon Kim, Shigeki Inoue, Haruka Kusakabe, Chien-Hsiu Lee, Tohru Nagao, Masato Onodera

    Diterbitkan 2023-01-01
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