Tadaki Ken-ichi 但木謙一

Researcher Number	30726435
Other IDs
Affiliation (Current)	2026: 北海学園大学, 工学部, 教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 北海学園大学, 工学部, 教授 2023: 北海学園大学, 工学部, 准教授 2022: 国立天文台, TMTプロジェクト, 特任助教 2020 – 2022: 国立天文台, アルマプロジェクト, 特任助教
Review Section/Research Field	Principal Investigator Basic Section 16010:Astronomy-related Except Principal Investigator Basic Section 16010:Astronomy-related
Keywords	Principal Investigator 電波天文学 / 銀河天文学 / 光学赤外線天文学 / 銀河進化 Except Principal Investigator 銀河進化 / JWST / 原始銀河団 / 銀河団 / 銀河形成 / 電波天文学 / 銀河天文学

Revealing the Formation Process of Massive Galaxies Through High Resolution Submm Observations
- Principal Investigator
  
  Iono Daisuke
- Project Period (FY)
  2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  National Astronomical Observatory of Japan
JWSTと究極の多波長・高解像観測による銀河団銀河の形態発現プロセスの解明
- Principal Investigator
  
  小山佑世
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  National Astronomical Observatory of Japan
巨大望遠鏡群によって解き明かす加速成長期にある銀河の内部構造Principal Investigator
- Principal Investigator
  
  但木謙一
- Project Period (FY)
  2023 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Hokkai-Gakuen University
Spatially Resolving Submillimeter galaxies with ALMAPrincipal Investigator
- Principal Investigator
  
  Tadaki Ken-ichi
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Hokkai-Gakuen University
  National Astronomical Observatory of Japan

All 2025 2024 2023 2022 2021 2020

All Journal Article Presentation

[Journal Article] The ALMA-CRISTAL Survey2025
- Author(s)
  Ikeda Ryota、Tadaki Ken-ichi、Mitsuhashi Ikki、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 693 Pages: A237-A237
- DOI
  10.1051/0004-6361/202451811
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466, KAKENHI-PROJECT-23KJ1006
[Journal Article] Warm gas in the vicinity of a supermassive black hole 13 billion years ago2025
- Author(s)
  Tadaki K.、Esposito F.、Vallini L.、Tsukui T.、Saito T.、Iono D.、Michiyama T.
- Journal Title
  
  Nature Astronomy
  
  Volume: 9 Issue: 5 Pages: 1-18
- DOI
  10.1038/s41550-025-02505-x
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20870, KAKENHI-PROJECT-23K03466
[Journal Article] Star-formation activity of low-mass galaxies at the peak epoch of galaxy formation probed by deep narrow-band imaging2024
- Author(s)
  Daikuhara Kazuki、Kodama Tadayuki、Perez-Martinez Jose M、Shimakawa Rhythm、Suzuki Tomoko L、Tadaki Ken-ichi、Koyama Yusei、Tanaka Ichi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 531 Issue: 2 Pages: 2335-2355
- DOI
  10.1093/mnras/stae1243
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00002, KAKENHI-PROJECT-23K25915
[Journal Article] The ALMA-CRISTAL survey: Dust temperature and physical conditions of the interstellar medium in a typical galaxy at z = 5.662024
- Author(s)
  Villanueva V.、Herrera-Camus R.、Gonzalez-Lopez J.、…、Tadaki K.、Telikova K.、Ubler H.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 691 Pages: A133-A133
- DOI
  10.1051/0004-6361/202451490
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466, KAKENHI-PROJECT-23KJ1006
[Journal Article] The ALMA-CRISTAL survey2024
- Author(s)
  Solimano M.、Gonzalez-Lopez J.、Aravena M.、Herrera-Camus R.、De Looze I.、Forster Schreiber N. M.、Spilker J.、Tadaki K.、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 689 Pages: A145-A145
- DOI
  10.1051/0004-6361/202449192
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466, KAKENHI-PROJECT-23KJ1006
[Journal Article] The ALMA-CRISTAL survey2024
- Author(s)
  Mitsuhashi Ikki、Tadaki Ken-ichi、Ikeda Ryota、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 690 Pages: A197-A197
- DOI
  10.1051/0004-6361/202348782
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466, KAKENHI-PROJECT-23KJ1006
[Journal Article] The ALMA-CRISTAL Survey: Spatially Resolved Star Formation Activity and Dust Content in 4<z<6 Star-forming Galaxies2024
- Author(s)
  Li Juno、Da Cunha Elisabete、Gonzalez-Lopez Jorge、Aravena Manuel、De Looze Ilse、Forster Schreiber N. M.、Herrera-Camus Rodrigo、Spilker Justin、Tadaki Ken-ichi、et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 976 Issue: 1 Pages: 70-70
- DOI
  10.3847/1538-4357/ad7fee
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466, KAKENHI-PROJECT-23KJ1006
[Journal Article] Spatial Extent of Molecular Gas, Dust, and Stars in Massive Galaxies at z~2.2-2.5 Determined with ALMA and JWST2023
- Author(s)
  Tadaki Ken-ichi、Kodama Tadayuki、Koyama Yusei、Suzuki Tomoko L.、Mitsuhashi Ikki、Ikeda Ryota
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 957 Issue: 2 Pages: L15-L15
- DOI
  10.3847/2041-8213/ad03f2
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13588, KAKENHI-PROJECT-20K14526, KAKENHI-PROJECT-21H04997, KAKENHI-PROJECT-23K20870, KAKENHI-PROJECT-23K25915
[Journal Article] Detection of nitrogen and oxygen in a galaxy at the end of reionization2022
- Author(s)
  Ken-ichi Tadaki, Akiyoshi Tsujita, Yoichi Tamura, Kotaro Kohno, Bunyo Hatsukade, Daisuke Iono, Minju Lee, Yuichi Matsuda, Tomonari Michiyama, Tohru Nagao, Kouichiro Nakanishi, Yuri Nishimura, Toshiki Saito, Hideki Umehata, Jorge Zavala
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: －
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14526
[Journal Article] Central concentration of warm and dense molecular gas in a strongly lensed submillimeter galaxy at z = 62022
- Author(s)
  Tsujita Akiyoshi、Tadaki Ken-ichi、Kohno Kotaro、Hatsukade Bunyo、Egusa Fumi、Tamura Yoichi、Nishimura Yuri、Zavala Jorge、Saito Toshiki、Umehata Hideki、Lee Minju M
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 74 Issue: 6 Pages: 1429-1440
- DOI
  10.1093/pasj/psac082
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14526, KAKENHI-PROJECT-18K13577, KAKENHI-PROJECT-17H06130, KAKENHI-PROJECT-22H04939
[Journal Article] Probing Cold Gas in a Massive, Compact Star-forming Galaxy at z = 62022
- Author(s)
  Zavala Jorge A.、Casey Caitlin M.、Spilker Justin、Tadaki Ken-ichi、Tsujita Akiyoshi、Champagne Jaclyn、Iono Daisuke、Kohno Kotaro、Manning Sinclaire、Montana Alfredo
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 933 Issue: 2 Pages: 242-242
- DOI
  10.3847/1538-4357/ac7560
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14526, KAKENHI-PROJECT-17H06130
[Journal Article] High-resolution ALMA Study of CO J = 2-1 Line and Dust Continuum Emissions in Cluster Galaxies at z = 1.462022
- Author(s)
  Ikeda Ryota、Tadaki Ken-ichi、Iono Daisuke、Kodama Tadayuki、Chan Jeffrey C. C.、Hatsukade Bunyo、Hayashi Masao、Izumi Takuma、Kohno Kotaro、Koyama Yusei、Shimakawa Rhythm、Suzuki Tomoko L.、Tamura Yoichi、Tanaka Ichi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 933 Issue: 1 Pages: 11-11
- DOI
  10.3847/1538-4357/ac6cdc
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13588, KAKENHI-PROJECT-17H06130, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23K20870
[Journal Article] Detection of nitrogen and oxygen in a galaxy at the end of reionization2022
- Author(s)
  Tadaki Ken-ichi、Tsujita Akiyoshi、Tamura Yoichi、Kohno Kotaro、Hatsukade Bunyo、Iono Daisuke、Lee Minju M、Matsuda Yuichi、Michiyama Tomonari、Nagao Tohru、Nakanishi Kouichiro、Nishimura Yuri、Saito Toshiki、Umehata Hideki、Zavala Jorge
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 74 Issue: 3 Pages: L9-L16
- DOI
  10.1093/pasj/psac018
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13577, KAKENHI-PROJECT-17H06130, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23K20870
[Journal Article] Structural Evolution in Massive Galaxies at z ~ 22020
- Author(s)
  Tadaki Ken-ichi、Belli Sirio、Burkert Andreas、Dekel Avishai、Forster Schreiber Natascha M.、Genzel Reinhard、Hayashi Masao、Herrera-Camus Rodrigo、Kodama Tadayuki、Kohno Kotaro、Koyama Yusei、Lee Minju M.、Lutz Dieter、Mowla Lamiya、Nelson Erica J.、(他５名)
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 901 Issue: 1 Pages: 74-74
- DOI
  10.3847/1538-4357/abaf4a
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13588, KAKENHI-PROJECT-20K14526, KAKENHI-PROJECT-18H03717
[Presentation] Warm Gas in the Heart of Quasars and Galaxies2025
- Author(s)
  但木謙一
- Organizer
  ALMA Workshop
- Invited
- Data Source
  KAKENHI-PROJECT-23K03466
[Presentation] Heating of Warm Gas in a Luminous Quasar at z=62024
- Author(s)
  但木謙一
- Organizer
  VIEWS ON THE MULTI-PHASE INTERSTELLAR MEDIUM IN GALAXIES
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03466
[Presentation] Initial results of the CRISTAL Survey II: Resolved dust emission of typical star-forming galaxies at z=4-62023
- Author(s)
  三橋一輝、但木謙一ら
- Organizer
  日本天文学会秋季年会
- Data Source
  KAKENHI-PROJECT-23K03466
[Presentation] Initial results of the CRISTAL Survey I. Overview and [CII] size measurements2023
- Author(s)
  池田遼太、但木謙一ら
- Organizer
  日本天文学会秋季年会
- Data Source
  KAKENHI-PROJECT-23K03466
[Presentation] ALMA observations of a submillimeter galaxy at z = 6 I: Detection of nitrogen2022
- Author(s)
  Ken-ichi Tadaki, Akiyoshi Tsujita, Yoichi Tamura, Kotaro Kohno, Yuri Nishimura, Bunyo Hatsukade, Hideki Umehata, Daisuke Iono, Jorge Zavala, Kouichiro Nakanishi, Yuichi Matsuda, Minju Lee, Tomonari Michiyama, Tohru Nagao, Toshiki Saito
- Organizer
  日本天文学会2022年春季年会
- Data Source
  KAKENHI-PROJECT-23K20870
[Presentation] Formation and evolution of massive galaxies2022
- Author(s)
  Kenichi Tadaki
- Organizer
  East Asia ALMA Science Workshop 2022
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] ALMA high-resolution study of CO(2-1) line and dust continuum emissions from cluster galaxies at z = 1.462022
- Author(s)
  Ryota Ikeda, Ken-ichi Tadaki, Daisuke Iono, Takuma Izumi, Yusei Koyama, Rhythm Shimakawa, Ichi Tanaka, Masao Hayashi, Tadayuki Kodama, Kotaro Kohno, Bunyo Hatsukade, Tomoko L. Suzuki, Yoichi Tamura
- Organizer
  日本天文学会2022年春季年会
- Data Source
  KAKENHI-PROJECT-23K20870
[Presentation] ALMA observations of a submillimeter galaxy at z = 6 I: Detection of nitrogen2022
- Author(s)
  Ken-ichi Tadaki, Akiyoshi Tsujita, Yoichi Tamura, Kotaro Kohno, Yuri Nishimura, Bunyo Hatsukade, Hideki Umehata, Daisuke Iono, Jorge Zavala, Kouichiro Nakanishi, Yuichi Matsuda, Minju Lee, Tomonari Michiyama, Tohru Nagao, Toshiki Saito
- Organizer
  日本天文学会2022年春季年会
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] ALMA high-resolution study of CO(2-1) line and dust continuum emissions in cluster galaxies at z=1.462022
- Author(s)
  Ryota Ikeda, Ken-ichi Tadaki, Daisuke Iono, Takuma Izumi, Yusei Koyama, Rhythm Shimakawa, Ichi Tanaka, Masao Hayashi, Tadayuki Kodama, Kotaro Kohno, Bunyo Hatsukade, Tomoko L. Suzuki, Yoichi Tamura
- Organizer
  MAYA: Meeting of ALMA Young Astronomers
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20870
[Presentation] ALMA high-resolution study of CO(2-1) line and dust continuum emissions in cluster galaxies at z=1.462022
- Author(s)
  Ryota Ikeda, Ken-ichi Tadaki, Daisuke Iono, Takuma Izumi, Yusei Koyama, Rhythm Shimakawa, Ichi Tanaka, Masao Hayashi, Tadayuki Kodama, Kotaro Kohno, Bunyo Hatsukade, Tomoko L. Suzuki, Yoichi Tamura
- Organizer
  East Asian ALMA Science Workshop 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20870
[Presentation] ALMA science IV: ALMA+Subaru observations of high-redshift cluster galaxies2021
- Author(s)
  Kenichi Tadaki
- Organizer
  ALMA/45m/ASTE Users Meeting 2021
- Invited
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] Redshifted CO line emission with ngVLA and SKA2021
- Author(s)
  Kenichi Tadaki
- Organizer
  Linking the Science of Large Interferometer in the 2030s
- Invited
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] サブミリ波銀河の中心に超巨大ブラックホールはあるのか？2021
- Author(s)
  但木謙一
- Organizer
  超巨大ブラックホール研究会
- Invited
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] アルマとハッブル宇宙望遠鏡の協調観測で探る銀河の形態進化2021
- Author(s)
  但木謙一
- Organizer
  天文学会2021年春季年会
- Data Source
  KAKENHI-PROJECT-20K14526
[Presentation] ALMA high-resolution study of CO(2-1) line and dust continuum emissions in cluster galaxies at z=1.462021
- Author(s)
  Ryota Ikeda, Ken-ichi Tadaki, Daisuke Iono, Takuma Izumi, Yusei Koyama, Rhythm Shimakawa, Ichi Tanaka, Masao Hayashi, Tadayuki Kodama, Kotaro Kohno, Bunyo Hatsukade, Tomoko L. Suzuki, Yoichi Tamura
- Organizer
  1st KooGiG-Junior workshop in 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20870
[Presentation] 広視野サブミリ波探査で解き明かす巨大銀河の形成2021
- Author(s)
  但木謙一
- Organizer
  日本天文学会2021年秋季年会
- Invited
- Data Source
  KAKENHI-PROJECT-20K14526

1. Iono Daisuke (60425402)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
2. 矢島秀伸 (10756357)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 松田有一 (20647268)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 植田準子 (60749935)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 小山佑世 (40724662)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
6. 嶋川里澄 (20823321)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 児玉忠恭 (80343101)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
8. 西村優里

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Tadaki Ken-ichi 但木 謙一

Research Projects

Research Products

Co-Researchers

Revealing the Formation Process of Massive Galaxies Through High Resolution Submm Observations

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

JWSTと究極の多波長・高解像観測による銀河団銀河の形態発現プロセスの解明

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

巨大望遠鏡群によって解き明かす加速成長期にある銀河の内部構造Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Spatially Resolving Submillimeter galaxies with ALMAPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] The ALMA-CRISTAL Survey2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Warm gas in the vicinity of a supermassive black hole 13 billion years ago2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Star-formation activity of low-mass galaxies at the peak epoch of galaxy formation probed by deep narrow-band imaging2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The ALMA-CRISTAL survey: Dust temperature and physical conditions of the interstellar medium in a typical galaxy at z = 5.662024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The ALMA-CRISTAL survey2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The ALMA-CRISTAL survey2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The ALMA-CRISTAL Survey: Spatially Resolved Star Formation Activity and Dust Content in 4<z<6 Star-forming Galaxies2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Spatial Extent of Molecular Gas, Dust, and Stars in Massive Galaxies at z~2.2-2.5 Determined with ALMA and JWST2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detection of nitrogen and oxygen in a galaxy at the end of reionization2022

Author(s)

Journal Title

Data Source

[Journal Article] Central concentration of warm and dense molecular gas in a strongly lensed submillimeter galaxy at z = 62022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Probing Cold Gas in a Massive, Compact Star-forming Galaxy at z = 62022

Author(s)

Journal Title

Tadaki Ken-ichi 但木謙一