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東京都市大学
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菅原 悠馬 (スガハラ ユウマ,SUGAHARA Yuma)

基本情報 研究分野 研究業績 教育業績 社会貢献業績

 

論文  
No.論文タイトル誌名(出版物名)巻号開始ページ終了ページ出版年月DOI査読の有無
1RIOJA. A Clumpy Galaxy Assembly at Redshift 6.81 Revealed by JWST ASTROPHYSICAL JOURNAL 998 1 2026年02月10日 https://doi.org/10.3847/1538-4357/ae31511
2Near-infrared Variability Detected in the Young Star-forming Dwarf Galaxy SBS 0335-052E The Astrophysical Journal 2026年02月01日 https://doi.org/10.3847/1538-4357/ae29aa1
3ALMA Observations of [O i] 145 μm and [N ii] 205 μm Emission Lines from Star-forming Galaxies at z ∼ 7 ASTROPHYSICAL JOURNAL 2026年 https://doi.org/10.3847/1538-4357/AE5BAD1
4PRISMS: U37126, a very blue ISM-naked starburst at z=10.255 with a nearly 100% Lyman continuum escape fraction ASTRONOMY & ASTROPHYSICS 2026年 https://doi.org/10.1051/0004-6361/2026592811
5Extremely ultraviolet-bright starbursts at the end of cosmic reionization ASTRONOMY & ASTROPHYSICS 2026年 https://doi.org/10.1051/0004-6361/2025577401
6EMPRESS. XV. A New Determination of the Primordial Helium Abundance Suggesting a Moderately Low YP Value ASTROPHYSICAL JOURNAL 2026年 https://doi.org/10.3847/1538-4357/AE64FC1
7RIOJA. Young starburst and ionized gas outflows in a z=7.212 galaxy uncovered by JWST NIRCam and NIRSpec observations MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 544 4 4722 4743 2025年12月 https://doi.org/10.1093/mnras/staf18861
8ELPIS: Accelerated Metal and Dust Enrichment in a Protocluster Core at z ≈ 8 The Astrophysical Journal Letters 2025年11月10日 https://doi.org/10.3847/2041-8213/ae16031
9The first direct imaging of the silhouette of a damped Lyman α system along the line-of-sight to a background galaxy MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 543 3 2943 2957 2025年11月 https://doi.org/10.1093/mnras/staf16221
10RIOJA. JWST and ALMA Unveil the Inhomogeneous and Complex Interstellar Medium Structure in a Star-forming Galaxy at z=6.81 ASTROPHYSICAL JOURNAL LETTERS 991 2 2025年10月01日 https://doi.org/10.3847/2041-8213/ae05741
11Compact Ionized Gas Region Surrounded by Porous Neutral Gas in a Dusty Lyman Break Galaxy at Redshift z=8.312 ASTROPHYSICAL JOURNAL 990 1 2025年09月01日 https://doi.org/10.3847/1538-4357/ade87e1
12RIOJA. Complex Dusty Starbursts in a Major Merger B14-65666 at z=7.15 ASTROPHYSICAL JOURNAL 981 2 2025年03月10日 https://doi.org/10.3847/1538-4357/adb02a1査読有り 
13JWST, ALMA, and Keck Spectroscopic Constraints on the UV Luminosity Functions at z ∼ 7-14: Clumpiness and Compactness of the Brightest Galaxies in the Early Universe ASTROPHYSICAL JOURNAL 980 1 2025年02月10日 https://doi.org/10.3847/1538-4357/ad9b2c1査読有り 
14Detection of the [O i] 63 μm emission line from the z=6.04 quasar J2054-0005 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 77 1 139 148 2024年12月26日 https://doi.org/10.1093/pasj/psae1051
15JWST/NIRSpec spectroscopy of intermediate-mass quiescent galaxies at z ~ 3-4 Monthly Notices of the Royal Astronomical Society 534 4 3552 3564 2024年10月07日 https://doi.org/10.1093/mnras/stae23001査読有り 
16SERENADE. II. An ALMA Multiband Dust Continuum Analysis of 28 Galaxies at 5<z<8 and the Physical Origin of the Dust Temperature Evolution ASTROPHYSICAL JOURNAL 971 2 2024年08月01日 https://doi.org/10.3847/1538-4357/ad56751査読有り 
17Gas conditions of a star-formation selected sample in the first billion years Monthly Notices of the Royal Astronomical Society 532 2 2270 2288 2024年08月01日 https://doi.org/10.1093/mnras/stae16131査読有り 
18EMPRESS. XIV. Strong High-ionization Lines of Young Galaxies at z = 0-8: Ionizing Spectra Consistent with the Intermediate-mass Black Holes with M <inf>BH</inf> ∼ 103-106 M <inf>⊙</inf> Astrophysical Journal 966 2 2024年05月01日 https://doi.org/10.3847/1538-4357/ad335c1査読有り 
19JWST and ALMA Multiple-line Study in and around a Galaxy at z = 8.496: Optical to Far-Infrared Line Ratios and the Onset of an Outflow Promoting Ionizing Photon Escape The Astrophysical Journal 2024年04月01日 https://doi.org/10.3847/1538-4357/ad235c1査読有り 
20Revisiting the Dragonfly galaxy II. Young, radiatively efficient radio-loud AGN drives massive molecular outflow in a starburst merger at z = 1.92 Monthly Notices of the Royal Astronomical Society 529 4 4531 4553 2024年03月23日 https://doi.org/10.1093/mnras/stae7981査読有り 
21EMPRESS. 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 The Astrophysical Journal 2024年02月01日 https://doi.org/10.3847/1538-4357/ad13ff1査読有り 
22Molecular Outflow in the Reionization-epoch Quasar J2054-0005 Revealed by OH 119 μm Observations The Astrophysical Journal 2024年02月01日 https://doi.org/10.3847/1538-4357/ad0df51査読有り 
23The Extended [CII] under Construction? Observation of the Brightest High-z Lensed Star-forming Galaxy at z=6.2 Astrophysical Journal 961 1 2024年01月01日 https://doi.org/10.3847/1538-4357/ad0f951査読有り 
24EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely Metal-poor Galaxies The Astrophysical Journal 961 1 49 49 2024年01月01日 https://doi.org/10.3847/1538-4357/ad06ab1査読有り 
25CLASSY. X. Highlighting Differences between Partial Covering and Semianalytic Modeling in the Estimation of Galactic Outflow Properties ASTROPHYSICAL JOURNAL 2024年 https://doi.org/10.3847/1538-4357/AD725F1
26CLASSY. VIII. Exploring the Source of Ionization with UV Interstellar Medium Diagnostics in Local High-z Analogs ASTROPHYSICAL JOURNAL 2024年 https://doi.org/10.3847/1538-4357/AD10331
27The ALPINE-ALMA [C II] survey: characterization of spatial offsets in main-sequence galaxies at z ∼ 4-6 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 2024年 https://doi.org/10.1093/MNRAS/STAE13711
28The NOEMA observations of GN-z11: constraining the neutral interstellar medium and dust formation in the heart of cosmic reionization at z=10.6 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 2024年 https://doi.org/10.1093/MNRAS/STAE5561
29Reionization and the ISM/Stellar Origins with JWST and ALMA (RIOJA): The Core of the Highest-redshift Galaxy Overdensity at z = 7.88 Confirmed by NIRSpec/JWST Astrophysical Journal Letters 955 1 2023年09月01日 https://doi.org/10.3847/2041-8213/acf57c1査読有り 
30EMPRESS. IX. Extremely Metal-poor Galaxies are Very Gas-rich Dispersion-dominated Systems: Will the James Webb Space Telescope Witness Gaseous Turbulent High-z Primordial Galaxies? The Astrophysical Journal 951 2 102 102 2023年07月01日 https://doi.org/10.3847/1538-4357/accc871査読有り 
31Big Three Dragons: Molecular Gas in a Bright Lyman-break Galaxy at z = 7.15 Astrophysical Journal 952 1 2023年07月01日 https://doi.org/10.3847/1538-4357/acdd5c1査読有り 
32The 300 pc Resolution Imaging of a z = 8.31 Galaxy: Turbulent Ionized Gas and Potential Stellar Feedback 600 Million Years after the Big Bang The Astrophysical Journal 952 1 2023年07月01日 https://doi.org/10.3847/1538-4357/acd6371査読有り 
33Revisiting the Dragonfly galaxy – I. High-resolution ALMA and VLA observations of the radio hotspots in a hyper-luminous infrared galaxy at z = 1.92 Monthly Notices of the Royal Astronomical Society 522 4 6123 6136 2023年05月11日 https://doi.org/10.1093/mnras/stad14281査読有り 
34The SSA22 H i Tomography Survey (SSA22-HIT). I. Data Set and Compiled Redshift Catalog The Astronomical Journal 2023年05月01日 https://doi.org/10.3847/1538-3881/acb7071査読有り 
35Updated Measurements of [O iii] 88 μm, [C ii] 158 μm, and Dust Continuum Emission from a z = 7.2 Galaxy The Astrophysical Journal 945 69 2023年03月01日 https://doi.org/10.3847/1538-4357/acb8ab1査読有り 
36Detections of [C ii] 158 μm and [O iii] 88 μm in a Local Lyman Continuum Emitter, Mrk 54, and Its Implications to High-redshift ALMA Studies* * Based on observations done with FIFI-LS on SOFIA. Astrophysical Journal 948 1 2023年 https://doi.org/10.3847/1538-4357/acc5301査読有り 
37Identification of large equivalent width dusty galaxies at 4 &lt; z &lt; 6 from sub-millimetre colours Astronomy and Astrophysics 671 2023年 https://doi.org/10.1051/0004-6361/2022444911査読有り 
38CLASSY. VI. The Density, Structure, and Size of Absorption-line Outflows in Starburst Galaxies Astrophysical Journal 948 1 2023年 https://doi.org/10.3847/1538-4357/acbf461査読有り 
39Estimating dust temperature and Far-IR luminosity of high-redshift galaxies using ALMA single-band continuum observations Monthly Notices of the Royal Astronomical Society 521 2 2023年 https://doi.org/10.1093/mnras/stad7431査読有り 
40ALMA Observations of CO Emission from Luminous Lyman-break Galaxies at z = 6.0293–6.2037 The Astrophysical Journal 941 1 74 74 2022年12月01日 https://doi.org/10.3847/1538-4357/ac9ea61査読有り 
41EMPRESS. 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 The Astrophysical Journal 941 2 167 167 2022年12月01日 https://doi.org/10.3847/1538-4357/ac9ea11査読有り 
42EMPRESS. V. Metallicity Diagnostics of Galaxies over 12 + log(O/H) ≃ 6.9–8.9 Established by a Local Galaxy Census: Preparing for JWST Spectroscopy The Astrophysical Journal Supplement Series 262 1 3 3 2022年09月01日 https://doi.org/10.3847/1538-4365/ac77101査読有り 
43Bridging Optical and Far-infrared Emission-line Diagrams of Galaxies from Local to the Epoch of Reionization: Characteristic High [O iii] 88 μm/SFR at z &gt; 6 The Astrophysical Journal 935 2 119 119 2022年08月01日 https://doi.org/10.3847/1538-4357/ac7fed1査読有り 
44Possible Systematic Rotation in the Mature Stellar Population of a z = 9.1 Galaxy Astrophysical Journal Letters 933 1 2022年07月01日 https://doi.org/10.3847/2041-8213/ac74471査読有り 
45SILVERRUSH. XII. Intensity Mapping for Lyα Emission Extending over 100–1000 Comoving Kpc around z ∼ 2−7 LAEs with Subaru HSC-SSP and CHORUS Data The Astrophysical Journal 931 2 97 97 2022年06月01日 https://doi.org/10.3847/1538-4357/ac69de1査読有り 
46The Age of Discovery with the James Webb Space Telescope: Excavating the Spectral Signatures of the First Massive Black Holes Astrophysical Journal Letters 931 2 2022年06月01日 https://doi.org/10.3847/2041-8213/ac6f011査読有り 
47EMPRESS. VI. Outflows Investigated in Low-mass Galaxies with M ∗ = 104–107 M ⊙: Weak Feedback in Low-mass Galaxies? The Astrophysical Journal 2022年04月01日 https://doi.org/10.3847/1538-4357/ac5e321査読有り 
48A Search for H-Dropout Lyman Break Galaxies at z ∼ 12–16 The Astrophysical Journal 929 1 1 1 2022年04月01日 https://doi.org/10.3847/1538-4357/ac53a91査読有り 
49EMPRESS. IV. Extremely Metal-poor Galaxies Including Very Low-mass Primordial Systems with M * = 104–105 M ⊙ and 2%–3% (O/H): High (Fe/O) Suggestive of Metal Enrichment by Hypernovae/Pair-instability Supernovae The Astrophysical Journal 925 2 111 111 2022年02月01日 https://doi.org/10.3847/1538-4357/ac35091査読有り 
50The ALMA REBELS Survey: Average [C ii] 158 μm Sizes of Star-forming Galaxies from z ∼ 7 to z ∼ 4 ASTROPHYSICAL JOURNAL 2022年 https://doi.org/10.3847/1538-4357/AC7A471
51CLASSY III. the Properties of Starburst-driven Warm Ionized Outflows Astrophysical Journal 933 2 2022年 https://doi.org/10.3847/1538-4357/ac6d561査読有り 
52CLASSY IV. Exploring UV Diagnostics of the Interstellar Medium in Local High-z Analogs at the Dawn of the JWST Era Astrophysical Journal 939 2 2022年 https://doi.org/10.3847/1538-4357/ac952c1査読有り 
53CLASSY. II. A Technical Overview of the COS Legacy Archive Spectroscopic Survey Astrophysical Journal, Supplement Series 262 2 2022年 https://doi.org/10.3847/1538-4365/ac80081査読有り 
54The COS Legacy Archive Spectroscopy Survey (CLASSY) Treasury Atlas ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 2022年 https://doi.org/10.3847/1538-4365/AC6C031
55Red Spiral Galaxies at Cosmic Noon Unveiled in the First JWST Image ASTROPHYSICAL JOURNAL LETTERS 2022年 https://doi.org/10.3847/2041-8213/AC982B1
56Big Three Dragons: A [N ii] 122 μm Constraint and New Dust-continuum Detection of a z = 7.15 Bright Lyman-break Galaxy with ALMA The Astrophysical Journal 923 1 5 5 2021年12月01日 https://doi.org/10.3847/1538-4357/ac2a361査読有り 
57EMPRESS. III. Morphology, Stellar Population, and Dynamics of Extremely Metal-poor Galaxies (EMPGs): Are EMPGs Local Analogs of High-z Young Galaxies?* The Astrophysical Journal 918 2 54 54 2021年09月01日 https://doi.org/10.3847/1538-4357/ac05bf1査読有り 
58EMPRESS. II. Highly Fe-enriched Metal-poor Galaxies with ∼1.0 (Fe/O)⊙ and 0.02 (O/H)⊙: Possible Traces of Supermassive (>300 M ⊙) Stars in Early Galaxies* † ‡ The Astrophysical Journal 913 1 22 22 2021年05月01日 https://doi.org/10.3847/1538-4357/abec3d1査読有り 
59Extremely Metal-poor Representatives Explored by the Subaru Survey (EMPRESS). I. A Successful Machine-learning Selection of Metal-poor Galaxies and the Discovery of a Galaxy with M* < 106 M ⊙ and 0.016 Z ⊙ The Astrophysical Journal 898 2 142 142 2020年08月03日 https://doi.org/10.3847/1538-4357/aba0471査読有り 
60Three-dimensional Distribution Map of Hi Gas and Galaxies around an Enormous Lyα Nebula and Three QSOs at z = 2.3 Revealed by the Hi Tomographic Mapping Technique Astrophysical Journal 896 1 2020年06月10日 https://doi.org/10.3847/1538-4357/ab8db71査読有り 
61Balmer Break Galaxy Candidates at z ∼ 6: A Potential View on the Star Formation Activity at z ⪆ 14 Astrophysical Journal 889 2 2020年 https://doi.org/10.3847/1538-4357/ab65961査読有り 
62Large Population of ALMA Galaxies at z &gt; 6 with Very High [O iii] 88 μm to [C ii] 158 μm Flux Ratios: Evidence of Extremely High Ionization Parameter or PDR Deficit? Astrophysical Journal 896 2 93 93 2020年 https://doi.org/10.3847/1538-4357/ab94bd1査読有り 
63Fast outflows identified in early star-forming galaxies at z = 5-6 Astrophysical Journal 886 1 2019年 https://doi.org/10.3847/1538-4357/ab49fe1査読有り 
64A Giant Green Pea Identified in the Spectroscopy of Spatially Extended [O iii] Sources Astrophysical Journal 882 1 17 17 2019年 https://doi.org/10.3847/1538-4357/ab2f871査読有り 
65Galactic outflows in star-forming galaxies at z ∼ 6 studied with deep UV spectra and ALMA emission line Proceedings of the International Astronomical Union 15 341 307 308 2019年 https://doi.org/10.1017/S17439213190021261査読有り 
66The Hyper Suprime-Cam SSP survey: Overview and survey design Publications of the Astronomical Society of Japan 70 1 2018年01月01日 https://doi.org/10.1093/pasj/psx0661査読有り 
67First data release of the Hyper Suprime-Cam Subaru Strategic Program Publications of the Astronomical Society of Japan 70 1 2018年01月01日 https://doi.org/10.1093/pasj/psx0811査読有り 
68Evolution of Galactic Outflows at z ∼ 0-2 Revealed with SDSS, DEEP2, and Keck Spectra Astrophysical Journal 850 1 2017年11月20日 https://doi.org/10.3847/1538-4357/aa956d1査読有り 
69Systematic Survey for [O II], [O III], and Hα Blobs at z = 0.1-1.5: The Implication for Evolution of Galactic-scale Outflow Astrophysical Journal 841 2 93 93 2017年06月01日 https://doi.org/10.3847/1538-4357/aa709f1査読有り 

 

MISC  
No.MISCタイトル誌名巻号開始ページ終了ページ出版年月(日)
1JWSTとALMAで探る,高赤方偏移銀河MACS1149-JD1の星間媒質 日本天文学会年会講演予稿集 2025 2025年 
2z~10候補天体から探るLyman break colorを用いた遠方銀河選択基準の検討 日本天文学会年会講演予稿集 2025 2025年 
3可視光と遠赤外の輝線を組み合わせた近傍銀河の星間物質 日本天文学会年会講演予稿集 2025 2025年 
4MIRACLES I.Cosmic Web直接検出に向けたすばるHSC超深撮像データ 日本天文学会年会講演予稿集 2025 2025年 
5サブミリ波と近赤外線分光観測で探る赤方偏移z=8.312に位置する星形成銀河の多相星間物質の性質 日本天文学会年会講演予稿集 2025 2025年 
6z=7.88での銀河過剰密度のコアにおける5つの銀河の相互作用【JST機械翻訳】 日本天文学会年会講演予稿集 2025 2025年 
7赤方偏移z~10の明るいLyman Break銀河候補に対するALMA観測 日本天文学会年会講演予稿集 2025 2025年 
8RIOJA:JWST観測に基づくz=6.81合体銀河の空間分解された性質 日本天文学会年会講演予稿集 2025 2025年 
9赤方偏移7.9の原始銀河団A2744-z7p9ODのメンバー銀河の星間媒質 II 日本天文学会年会講演予稿集 2025 2025年 
10RIOJA.面分光データで探るz~6銀河RXC J2248-ID3の星間媒質の性質 日本天文学会年会講演予稿集 2025 2025年 
11RIOJA:赤方偏移7.9の原始銀河団A2744-z7p9ODのメンバー銀河の星間媒質 日本天文学会年会講演予稿集 2024 2024年 
12RIOJA.z=6.81銀河のJWST+ALMA解析:二層電離ガスの存在の示唆 日本天文学会年会講演予稿集 2024 2024年 
13RIOJA:z=6.81銀河のJWST+ALMA解析(2)ISM物理状態の推定 日本天文学会年会講演予稿集 2024 2024年 
14RIOJA:z=6.81銀河のJWST+ALMA解析(1)SEDから探る多成分系の性質 日本天文学会年会講演予稿集 2024 2024年 
15RIOJA:赤方偏移7.9の原始銀河団コア領域にある銀河の輝線比診断 日本天文学会年会講演予稿集 2024 2024年 
16面分光観測によるライマン連続光放射銀河候補のLyα輝線ハローの分析 日本天文学会年会講演予稿集 2023 2023年 
17多相星間物質モデルで探る赤方偏移z=8.312の星形成銀河における中性ガスの“porosity”の推定 日本天文学会年会講演予稿集 2023 2023年 
18JWST/MSAシャッターのスリットロスによる物理量測定への影響 日本天文学会年会講演予稿集 2023 2023年 
19赤方偏移z=3.3のDLA母銀河からのLyα輝線の検出 日本天文学会年会講演予稿集 2023 2023年 
20JWSTとALMAによる最遠方の原始銀河団コアの同定:宇宙年齢6.5億年における環境効果の始まり 日本天文学会年会講演予稿集 2023 2023年 
21電離光子放射天体Mrk54における[O III]88μmと[C II]158μmの検出とその意味-高赤方偏移ALMA研究への示唆 II 日本天文学会年会講演予稿集 2023 2023年 
22Tokult-重力レンズ効果を受けた銀河の回転運動解析コード 日本天文学会年会講演予稿集 2022 2022年 
23赤方偏移9.1の銀河MACS1149-JD1のALMA高空間分解能観測と回転運動解析 日本天文学会年会講演予稿集 2022 2022年 
24Big Three Dragons: z=7.15での明るいLyman-Break銀河における分子ガス 日本天文学会年会講演予稿集 2022 2022年 
25重力レンズ効果を考慮した回転円盤モデルフィッティングコードの開発 日本天文学会年会講演予稿集 2021 2021年 
26SSASS領域(SSA22-HIT)における中性水素トモグラフィー調査(II):2.7<z<3.55でのトモグラフィーマップ 日本天文学会年会講演予稿集 2021 2021年 

 

共同研究・競争的資金等の研究課題  
No.提供機関制度名課題名等資金種別研究期間
1日本学術振興会 科学研究費助成事業 多波長3次元分光観測で解剖する形成初期の銀河を特徴づける星形成電離領域の多層構造  2026年04月 - 2029年03月 
2日本学術振興会 科学研究費助成事業 宇宙最大規模天体の探査と解剖:構造形成論の検証と銀河・ブラックホール形成の解明  2026年04月 - 2029年03月 
3日本学術振興会 科学研究費助成事業 アウトフローの赤方偏移進化から読み解く銀河形成  2018年04月 - 2020年03月