YAJIMA Hidenobu
- Affiliation
- Center for Computational Sciences
- Official title
- Associate Professor
- Office
- Theoretical Astrophysics
- Research keywords
Astronomy Numerical Simulations Galaxy Formation Cosmic Reionization Massive Blackholes Cosmic Dust - Research projects
計算アストロバイオロジー:有機分子に対する円偏光と偏極ミュオンの影響 2022-04 -- 2023-03 矢島秀伸 自然科学研究機構アストロバイオロジーセンター/ABCプロジェクト研究 宇宙物理輻射輸送計算で拓く新しい生体医用光学 2021-04 -- 2024-03 矢島秀伸 国立研究開発法人科学技術振興機構/創発的研究支援事業 19,960,000Yen 高精度原始銀河団シミュレーションによる銀河形成と宇宙再電離研究の新展開 2021-04 -- 2026-03 矢島秀伸 日本学術振興会/科研費基盤研究A 41,730,000Yen Revealing the large-scale structure, proto-clusters and sub-millimeter galaxies by combining ALMA observations and cosmological 2019-04 -- 2021-03 矢島秀伸 国立天文台/ALMA共同科学研究事業 輻射流体計算で解き明かす初期宇宙の高密度星団形成 2020 -- 2021 矢島 秀伸 Japan Society for the Promotion of Science/Grant-in-Aid for Scientific Research on Innovative Areas (Research in a Proposed Research Area) 4,810,000Yen 高分解能数値シミュレーションで迫る初期宇宙の銀河進化メカニズム:多様性の解明へ 2017-04 -- 2021-03 YAJIMA Hidenobu 日本学術振興会/科研費若手研究A ライマンアルファ輻射流体計算による初代銀河形成過程の解明 2015-04 -- 2018-06 矢島秀伸 東北大学/Basic Science Research Program 輻射流体数値シミュレーションで解き明かす初代銀河形成過程 2015-08 -- 2017-03 YAJIMA Hidenobu 日本学術振興会/科研費研究活動スタート支援 初代銀河と共存する初代星の形成メカニズムの理論的研究 2018-04 -- 2020-03 YAJIMA Hidenobu 日本学術振興会/科研費新学術領域研究(研究領域提案型) - Career history
2018-06 -- (current) University of TsukubaCenter for Computational ScienceAssociate Professor 2015-04 -- 2018-05 Tohoku UniversityFrontier Research Institute for Interdisciplinary SciencesAssistant Professor 2014-11 -- 2015-03 Osaka UniversityEarth and Space ScienceAssistant Professor 2013-06 -- 2014-11 University of EdinburghInstitute for AstronomyPostdoctral researcher 2010-04 -- 2013-06 Pennsylvania State UniversityDepartment of Astronomy and AstrophysicsPostdoctral researcher - Academic background
2007-04 -- 2010-03 University of Tsukuba Graduate School of Pure and Applied Sciences Physics 2005-04 -- 2007-03 University of Tsukuba Graduate School of Pure and Applied Sciences Physics - Degree
2010-03 Ph. D in Physics University of Tsukuba 2007-03 Master in Physics University of Tsukuba 2002-03 学士 Chuo University - Academic societies
-- (current) 日本天文学会 - Honors & Awards
2024-10 世界で活躍できる研究者戦略育成事業 TRiSTARフェロー 2023-02 Best Faculty Member 2019-11 筑波大学若手教員奨励賞 - Articles
- Constraining Reionization with Lyα Damping-wing Absorption in Galaxy Spectra: A Machine Learning Model Based on Reionization Simulations
Park Hyunbae; Jung Intae; YAJIMA Hidenobu; Sorce Jenn...
The Astrophysical Journal, 2025-04 - FOREVER22: insights into star formation and clustering properties of protoclusters from simulations and JWST
YAJIMA Hidenobu; Morokuma-Matsui Kana; Abe Makito
Monthly Notices of the Royal Astronomical Society, 2025-05 - Detection of the [O i] 63 μm emission line from the z=6.04 quasar J2054-0005
Ishii Nozomi; Hashimoto Takuya; Ferkinhoff Carl; Rybak...
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN/Epub, 2024-12-26 - 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?
Yanagisawa Hiroto; Ouchi Masami; Watanabe Kuria; Matsu...
ASTROPHYSICAL JOURNAL/974(2), 2024-10-01 - Dynamics of a Galaxy at z > 10 Explored by JWST Integral Field Spectroscopy: Hints of Rotating Disk Suggesting Weak Feedback
Xu Yi; Ouchi Masami; Yajima Hidenobu; Fukushima Hajim...
ASTROPHYSICAL JOURNAL/976(1), 2024-11-01 - Impact of the Lyα radiation force on super-Eddington accretion on to a massive black hole
Mushano Takuya; Ogawa Takumi; Ohsuga Ken; Yajima Hide...
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN/Epub, 2024-10-23 - Balmer Decrement Anomalies in Galaxies at z ∼ 6 Found by JWST Observations: Density-bounded Nebulae or Excited H i Clouds?
Yanagisawa Hiroto; Ouchi Masami; Nakajima Kimihiko; Ya...
ASTROPHYSICAL JOURNAL/974(2), 2024-10-01 - Impacts of stellar wind and supernovae on star cluster formation: Origins of extremely high N/O ratios and multiple stellar populations
Fukushima Hajime; Yajima Hidenobu
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN/Epub, 2024-09-02 - Violent Starbursts and Quiescence Induced by Far-ultraviolet Radiation Feedback in Metal-poor Galaxies at High Redshift
Sugimura Kazuyuki; Ricotti Massimo; Park Jongwon; Garc...
ASTROPHYSICAL JOURNAL/970(1), 2024-07-01 - FOREVER22: gas and metal outflow from massive galaxies in protocluster regions
Harada Naoki; YAJIMA Hidenobu; Abe Makito
Monthly Notices of the Royal Astronomical Society/525(4)/pp.5868-5879, 2023-11 - EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely Metal-poor Galaxies
Xu Yi; Ouchi Masami; Isobe Yuki; Nakajima Kimihiko; O...
ASTROPHYSICAL JOURNAL/961(1), 2024-01 - Detections 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
Ura Ryota; Hashimoto Takuya; Inoue Akio K.; Fadda Dar...
The Astrophysical Journal/948(1)/p.3, 2023-05 - Observational signatures of forming young massive clusters: continuum emission from dense H II regions
Mutsuko Inoguchi; Takashi Hosokawa; Hajime Fukushima; ...
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY/527(2)/pp.3612-3623, 2024-01 - Three-dimensional radiation hydrodynamics simulations of wandering intermediate-mass black holes considering the anisotropic radiation and dust sublimation
Ogata Erika; Ohsuga Ken; Fukushima Hajime; Yajima Hid...
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY/528(2)/pp.2588-2599, 2024-02 - 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
Isobe Yuki; Ouchi Masami; Tominaga Nozomu; Watanabe K...
ASTROPHYSICAL JOURNAL/959(2), 2023-12-01 - FOREVER22: the first bright galaxies with Population III stars at redshifts z ≃ 10-20 and comparisons with JWST data
Yajima Hidenobu; Abe Makito; Fukushima Hajime; Ono Yo...
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY/525(4)/pp.4832-4839, 2023-09-11 - EMPRESS. 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?
Isobe Yuki; Ouchi Masami; Nakajima Kimihiko; Ozaki Sh...
ASTROPHYSICAL JOURNAL/951(2), 2023-07-01 - Cosmological-scale Lyα Forest Absorption around Galaxies and AGNs Probed with the HETDEX and SDSS Spectroscopic Data
Sun Dongsheng; Mawatari Ken; Ouchi Masami; Ono Yoshia...
ASTROPHYSICAL JOURNAL/951(1), 2023-07-01 - EMPRESS. XI. SDSS and JWST Search for Local and z ∼4-5 Extremely Metal-poor Galaxies (EMPGs): Clustering and Chemical Properties of Local EMPGs
Nishigaki Moka; Ouchi Masami; Nakajima Kimihiko; Ono ...
ASTROPHYSICAL JOURNAL/952(1), 2023-07-01 - 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
Ono Yoshiaki; Harikane Yuichi; Ouchi Masami; Yajima H...
ASTROPHYSICAL JOURNAL/951(1), 2023-07-01 - The formation of globular clusters with top-heavy initial mass functions
Fukushima Hajime; Yajima Hidenobu
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY/524(1)/pp.1422-1430, 2023-07-04 - Generation of high circular polarization of interstellar Lyman α radiation triggering biological homochirality
Fukushima Hajime; Yajima Hidenobu; Umemura Masayuki
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY/524(2)/pp.2114-2123, 2023-07-12 - Deep Learning of Diffuse Optical Tomography Based on Time-Domain Radiative Transfer Equation
Takamizu Yuichi; Umemura Masayuki; Yajima Hidenobu; Ab...
APPLIED SCIENCES-BASEL/12(24), 2022-12 - Detections 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
Ura Ryota; Hashimoto Takuya search; Inoue Akio K.; Fad...
ASTROPHYSICAL JOURNAL/948(1), 2023-05 - UV and Lyα Halos of Lyα Emitters across Environments at z = 2.84
Kikuta Satoshi; Matsuda Yuichi; Inoue Shigeki; Steidel...
ASTROPHYSICAL JOURNAL/947(2), 2023-04 - more...
- Constraining Reionization with Lyα Damping-wing Absorption in Galaxy Spectra: A Machine Learning Model Based on Reionization Simulations
- Books
- 初代星、初代銀河、宇宙再電離
矢島 秀伸
すばる望遠鏡とTMTで結ぶ新たな宇宙像/pp.51-55, 2020-06 - 3次元輻射輸送計算による原始銀河からの電離光子脱出過程の研究
矢島 秀伸
2007-03 - Ultraviolet Radiation Transfer in Dusty Primordial Galaxies
Yajima Hidenobu
2010-03
- 初代星、初代銀河、宇宙再電離
- Conference, etc.
- Analytic Model for Lyα Intensity Map
YAJIMA Hidenobu; Park Hyunbae
SPR+ILR joint workshop/2025-03-14--2025-03-14 - Protocluster Simulations: Formation of Bright Galaxies, Massive Black Holes, and Giant Ionized Bubbles
YAJIMA Hidenobu
ILR Workshop/2024-09-25--2024-09-27 - Bright Galaxies and Giant HII Bubbles in Protocluster Regions
YAJIMA Hidenobu
Galaxies and diffuse gas in large-scale overdense environments at high redshift/2024-07-15--2024-07-19 - Radiative Transfer Simulations: Applications to Cosmic Reionization, Astrobiology, and Medical Science
YAJIMA Hidenobu
CCS-LBNL collaboration meeting/2024-11-07--2024-11-08 - Giant HII bubbles in protocluster regions
YAJIMA Hidenobu
Hongo 21cm workshop/2024-10-03--2024-10-04 - Development of the near-infrared imaging technique for cerebral hemorrhage by radiative transfer calculations
YAJIMA Hidenobu
16th symposium on Discovery, Fusion, Creation of New Knowledge by Multidisciplinary Computational Sciences/2024-10-07--2024-10-08 - Bright Galaxies and Giant HII Bubbles in Protoclusters at the Epoch of Reionization
YAJIMA Hidenobu
10th Galaxy Evolution Workshop/2024-08-06--2024-08-09 - Impact of self-shielding minihalos on the Lya forest at high redshift
Hyunbae Park; 矢島 秀伸
Cosmic Dawn at High Latitudes Conference/2024-06-24--2024-06-28 - Formation of massive star cluster under radiative and stellar wind feedback: origins of extremely high N/O ratios and multiple stellar populations
YAJIMA Hidenobu; 福島肇
Cosmic Dawn at High Latitudes Conference/2024-06-24--2024-06-28 - 超遠方銀河形成メカニズム:シミュレーションの現状と問題
矢島 秀伸
南極12mテラヘルツ望遠鏡で明らかにする銀河とブラックホールの形成と進化/2025-03-13--2025-03-14 - 原始銀河団シミュレーション:大質量銀河形成、AGN、フィードバックについて
矢島 秀伸
AGN Feeding and Feedback in Massive Galaxies at the Centers of Galaxy Clusters/2024-11-11--2024-11-13 - Formation of super-distant galaxies with stellar feedback
矢島 秀伸
高エネルギー宇宙物理学研究会2024/2024-10-21--2024-10-23 - 光輸送シミュレーションとAIによる生体イメージング技術の開拓
矢島 秀伸
脳機能とイメージングワークショップ/2024-06-12--2024-06-12 - Research Frontier of Galaxy Formation and its Future
矢島 秀伸
TMT-ACCESS2024/2024-06-10--2024-06-12 - 計算アストロバイオロジー:マルチスケールの観点から
矢島 秀伸
ハビタビリティx宇宙線・放射線ワークショップ/2025-02-06--2025-02-06 - アストロバイオロジーシミュレーションの現状と計画
矢島 秀伸
宇宙線冬合宿2024/2024-12-16--2024-12-17 - 初代銀河形成過程における種族II星の初期質量関数とその影響
石田怜士; 矢島 秀伸; 安部牧人; 大向一行
日本天文学会2024年秋季年会/2024-09-11--2024-09-13 - 原始銀河団周囲に形成される巨大電離バブルとクラスタリングの影響
矢島 秀伸
日本天文学会2024年秋季年会/2024-09-11--2024-09-13 - 宇宙物理輻射輸送計算で拓く新しい生体医用光学
矢島 秀伸
創発的研究支援事業2024年度創発の場/2024-06-26--2024-06-27 - シミュレーションと宇宙線観測、実験の融合で挑む生命の起源
矢島 秀伸
「宇宙線学」の共創:宇宙線でつなぐ天体と生命の共進化の多角的研究/2024-05-09--2024-05-11 - 非一様媒質中における近赤外円偏光波の輻射輸送計算
曽我健太; 矢島 秀伸
Optics & Photonics Japan 2024/2024-11-29--2024-12-01 - 機械学習による散乱光シグナルを用いた吸収体の逆問題解析
近藤謙成; 矢島 秀伸
Optics & Photonics Japan 2024/2024-11-29--2024-12-01 - 近赤外線癌診断の高精度化に向けた時間依存型円偏光波輸送シミュレーション
市村一晟; 矢島 秀伸
計算メディカルサイエンス事業部公開シンポジウム2024/2024-12-23--2024-12-23 - がん細胞のサイズ分布を考慮した近赤外円偏光波数値シミュレーション
市村一晟; 矢島 秀伸
Optics & Photonics Japan 2024/2024-11-29--2024-12-01 - 脳出血の自動診断に向けた機械学習アルゴリズムの開発
堀江秀; 矢島 秀伸
Optics & Photonics Japan 2024/2024-11-29--2024-12-01 - more...
- Analytic Model for Lyα Intensity Map
- Teaching
2024-04 -- 2024-08 Special Class on Astrophysics IB University of Tsukuba. 2024-10 -- 2025-02 Seminar on Astrophysics D University of Tsukuba. 2024-10 -- 2025-02 Special Class on Astrophysics IA University of Tsukuba. 2024-04 -- 2024-08 Collaborative Research in Physics IV University of Tsukuba. 2024-10 -- 2025-02 Collaborative Research in Physics IV University of Tsukuba. 2024-10 -- 2025-02 Special Class on Astrophysics VB University of Tsukuba. 2024-10 -- 2025-02 Collaborative Research in Physics III University of Tsukuba. 2024-04 -- 2024-08 Collaborative Research in Physics III University of Tsukuba. 2024-10 -- 2025-02 Special Class on Astrophysics IIA University of Tsukuba. 2024-04 -- 2024-08 Special Class on Astrophysics IIIA University of Tsukuba. more... - Other educational activities
2020-06 -- 2020-06 現代物理学入門 筑波大学 - Other activities
2016-01 -- (current) 宇宙初期において超巨大ブラックホールが見つかっている。しかしながら、ブラックホールがどのようにガスを吸収し、質量が大きくなるのかはいまだ理解されていない。特に、銀河中心付近では超新星爆発により重元素ガス、それらが固体になったダストが存在する。このダストはブラックホール降着円盤から放射される光を効率良く吸収し、それによってガスダイナミクスにも大きく影響を与える可能性がある。我々は数値シミュレーションにより、ダストが及ぼすガスダイナミクスへの影響、ブラックホール成長過程を調べている。
(Last updated: 2025-05-15)