澁谷 隆俊 Shibuya Takatoshi

研究者情報
職名 准教授
所属 情報通信系
関連ウェブサイト http://math.cs.kitami-it.ac.jp/~tshibuya/index_jap.html
学位・学歴・職歴

学位

博士 (理学) Cosmic Reionization Revealed by Distant Galaxies and Role of Extragalactic Outflow 2013
担当科目・専門分野等
担当授業科目(学部)
情報通信・データサイエンスリサーチ 情報デザイン, 情報デザイン・コミュニケーション総合工学I 情報デザイン, プログラミング入門II 機械知能/短期履修, プログラミング入門III 機械知能/短期履修, 情報デザイン・コミュニケーション総合工学II 情報デザイン, 機械学習 情報デザイン, 地域未来デザイン工学入門/短期履修, PythonプログラミングII 情報デザイン
担当授業科目(大学院)
データサイエンス特論演習 情報通信
専門分野
銀河天文学
所属学会
日本天文学会
学術論文等

学術論文

論文名/掲載誌名等   掲載年月
Potassium Abundances in Red Giants of Mildly to Very Metal-Poor Globular Clusters
Publications of the Astronomical Society of Japan, 61, 3, 563--576
2009-06
Completing the Census of Lyα Emitters at the Reionization Epoch
The Astrophysical Journal, 734, 2, 119, 19
2011-06
Search for z~7 Ly-alpha emitters with Suprime-Cam at the Subaru Telescope
The Astrophysical Journal, 744, 2, 89, 9
2012-01
Discovery of a protocluster at z~6
The Astrophysical Journal, 750, 2, 137, 12
2012-05
The First Systematic Survey for Lyman Alpha Emitters at z=7.3 with Red-sensitive Subaru/Suprime-Cam
The Astrophysical Journal, 752, 2, 114, 11
2012-06
A Search for z=7.3 Lyα Emitters behind Gravitationally Lensing Clusters
Monthly Notices of the Royal Astronomical Society, 423, 3, 2829-2839
2012-07
A Lyα Emitter with an Extremely Large Rest-frame Equivalent Width of ~900A at z=6.5: A Candidate of Population III-dominated Galaxy?
The Astrophysical Journal, 761, 2, 85, 10
2012-12
What is the Physical Origin of Strong Lyα Emission? I. Demographics of Lyα Emitter Structures
The Astrophysical Journal, 785, 1, 64, 12
2014-04
What is the physical origin of strong Lyα emission? II. Gas Kinematics and Distribution of Lyα Emitters
The Astrophysical Journal, Volume 788, Issue 1, article id. 74, 14, 788, 1, 74, 14
2014-06
Diffuse Lyα Halos around Galaxies at z=2.2-6.6: Implications for Galaxy Formation and Cosmic Reionization
Monthly Notices of the Royal Astronomical Society, 442, 1, 110-120
2014-07
A First Site of Galaxy Cluster Formation: Complete Spectroscopy of a Protocluster at z=6.01
The Astrophysical Journal, 792, 1, 15, 15
2014-09
Accelerated Evolution of Lyα Luminosity Function at z≥7 Revealed by the Subaru Ultra-Deep Survey for Lyα Emitters at z=7.3
The Astrophysical Journal, 797, 1, 16, 15
2014-12
The spectral energy distribution of the redshift 7.1 quasar ULAS J1120+0641
Astronomy & Astrophysics, 575, 31, 10
2015-03
Morphologies of ~190,000 Galaxies at z=0-10 Revealed with HST Legacy Data I. Size Evolution
The Astrophysical Journal Supplement Series, 219, 2, 15, 20
2015-08
A Close Comparison between Observed and modeled Lyα Lines for z ~ 2.2 Lyman Alpha Emitters
The Astrophysical Journal, 812, 2, 157, 22
2015-10
ALMA Census of Faint 1.2 mm Sources Down to ~0.01 mJy: Extragalactic Background Light and Dust-Poor High-z Galaxies
The Astrophysical Journal Supplement Series, 222, 1, 1, 28
2016-01
Statistical Properties of Diffuse Lyman-alpha Halos around Star-forming Galaxies at z~2
Monthly Notices of the Royal Astronomical Society, 457, 3, 2318-2330
2016-04
Morphologies of ~190,000 Galaxies at z=0-10 Revealed with HST Legacy Data II. Evolution of Clumpy Galaxies
The Astrophysical Journal, 821, 2, 72, 19
2016-04
Evolution of Stellar-to-Halo Mass Ratio at z=0-7 Identified by Clustering Analysis with the Hubble Legacy Imaging and Early Subaru/Hyper Suprime-Cam Survey Data
The Astrophysical Journal, 821, 2, 123, 23
2016-04
Evolution of N/O Abundance Ratios and Ionization Parameters from z~0 to 2 Investigated by the Direct Temperature Method
Publications of the Astronomical Society of Japan, 69, 3, 44
2016-06
Detection of an oxygen emission line from a high-redshift galaxy in the reionization epoch
Science, 352, 6293, 1559-1562
2016-06
Lya Emitters with Very Large Lyα Equivalent Widths, EW_0(Lyα)~200-400A, at z~2
Monthly Notices of the Royal Astronomical Society, , 465, 2, 1543-1562
2017-02
Cosmic Galaxy-IGM HI Relation at z~2-3 Probed in the COSMOS/UltraVISTA 1.6 deg2 Field
The Astrophysical Journal, 825, 2, 281, 12
2017-02
Similarities and uniqueness of Lyα emitters among star-forming galaxies at z=2.5
Monthly Notices of the Royal Astronomical Society, 468, 1, 1123-1141
2017-06
Direct evidence for Lyα depletion in the protocluster core
Monthly Notices of the Royal Astronomical Society Letters, 468, 1, L21-L25
2017-06
A New Constraint on Reionization by a Census of z=7.0 Lyα Emitters with a Deep and Large Sample to 0.3 L: Evolution of Lyα Luminosity Function and Equivalent Width at z~6-7
The Astrophysical Journal, 844, 1, 85, 37
2017-07
Demonstrating A New Census of INfrared Galaxies with ALMA (DANCING-ALMA). I. FIR Size and Luminosity Relation at z = 0-6
The Astrophysical Journal, 850, 1, 83, 21
2017-11
Evolution of Galactic Outflows at z~0-2 Revealed with SDSS, DEEP2, and Keck spectra
The Astrophysical Journal, 850, 1, 51, 14
2017-11
SILVERRUSH. IV. Lyα Luminosity Functions at z = 5.7 and 6.6 Studied with ~2,000 LAEs on the 14-21 deg2 Sky
Publications of the Astronomical Society of Japan, 70, SP1, S16
2018-01
A 17 deg2 survey of emission line galaxies at z < 1.5 in HSC-SSP DR1
Publications of the Astronomical Society of Japan, 70, SP1, S17
2018-01
GOLDRUSH. II. Clustering of Galaxies at z~4-6 Revealed with the Half-Million Dropouts Over the 100 deg2 Area Corresponding to 1 Gpc3
Publications of the Astronomical Society of Japan, 70, SP1, S11
2018-01
The Hyper Suprime-Cam SSP Survey: Overview and survey design
Publications of the Astronomical Society of Japan, 70, SP1, S4
2018-01
First Data Release of the Hyper Suprime-Cam Subaru Strategic Program
Publications of the Astronomical Society of Japan , 70, SP1, S8
2018-01
Great Optically Luminous Dropout Research Using Subaru HSC (GOLDRUSH). I. UV Luminosity Functions at z~4-7 Derived with the Half-Million Dropouts on the 100 deg2 Sky
Publications of the Astronomical Society of Japan, 70, SP1, S10
2018-01
Systematic Identification of LAEs for Visible Exploration and Reionization Research Using Subaru HSC (SILVERRUSH). I. Program Strategy and Clustering Properties of ~2,000 Lya Emitters at z=6-7 over the 0.3-0.5 Gpc2 Survey Area
Publications of the Astronomical Society of Japan, 70, SP1, S13
2018-01
SILVERRUSH. II. First Catalogs and Properties of ~2,000 Lya Emitters and Blobs at z~6-7 Identified over the 14-21 deg2 Sky
Publications of the Astronomical Society of Japan, 70, SP1, S14
2018-01
SILVERRUSH. III. Deep Optical and Near-Infrared Spectroscopy for Lya and UV-Nebular Lines of Bright Lya Emitters at z=6-7
Publications of the Astronomical Society of Japan, 70, SP1, S15
2018-01
Large-scale Environment of a z = 6.61 Luminous Quasar Probed by Lyα Emitters and Lyman Break Galaxies
The Astrophysical Journal, 856, 2
2018-04
SPLASH-SXDF Multi-wavelength Photometric Catalog
The Astrophysical Journal Supplement Series, 235, 2
2018-04
SILVERRUSH. V. Census of Lyα, [O III] λ5007, Hα, and [C II] 158 μm Line Emission with ̃1000 LAEs at z = 4.9-7.0 Revealed with Subaru/HSC
The Astrophysical Journal, 859, 2
2018-06
SILVERRUSH. VI. A simulation of Lyα emitters in the reionization epoch and a comparison with Subaru Hyper Suprime-Cam survey early data
Publications of the Astronomical Society of Japan, 70, 3, 1
2018-06
ALMA 26 Arcmin2 Survey of GOODS-S at One Millimeter (ASAGAO): Average Morphology of High-z Dusty Star-forming Galaxies in an Exponential Disk (n ≃ 1)
The Astrophysical Journal, 861, 1
2018-07
CHORUS. II. Subaru/HSC Determination of the Lyα Luminosity Function at z = 7.0: Constraints on Cosmic Reionization Model Parameter
The Astrophysical Journal, 861, 1
2018-11
Morphologies of ~190,000 Galaxies at z = 0–10 Revealed with HST Legacy Data. III. Continuum Profile and Size Evolution of Lyα Emitters
The Astrophysical Journal, 871, 2
2019-01
Detection of the Far-infrared [O III] and Dust Emission in a Galaxy at Redshift 8.312: Early Metal Enrichment in the Heart of the Reionization Era
The Astrophysical Journal , 874, 27
2019-03
The Brightest UV-selected Galaxies in Protoclusters at z ∼ 4: Ancestors of Brightest Cluster Galaxies?
The Astrophysical Journal, 878, 68
2019-06
SILVERRUSH. VII. Subaru/HSC Identifications of Protocluster Candidates at z ∼ 6─7: Implications for Cosmic Reionization
The Astrophysical Journal, 879, 28
2019-07
Big Three Dragons: A z = 7.15 Lyman-break galaxy detected in [O III] 88 μm, [C II] 158 μm, and dust continuum with ALMA
PASJ, 71, 4
2019-08
SILVERRUSH. VIII. Spectroscopic Identifications of Early Large-scale Structures with Protoclusters over 200 Mpc at z ̃ 6-7: Strong Associations of Dusty Star-forming Galaxies
ApJ, 883, 142
2019-10
Second data release of the Hyper Suprime-Cam Subaru Strategic Program
PASJ, 71, 144
2019-12
Evidence for a Highly Opaque Large-scale Galaxy Void at the End of Reionization
ApJ, 888, 6
2020-01
CHORUS. III. Photometric and Spectroscopic Properties of Lyα Blobs at z = 4.9-7.0
ApJ, 891, 177
2020-03
ALMA uncovers the [C II] emission and warm dust continuum in a z = 8.31 Lyman break galaxy
MNRAS, 493 , 3, 4294-4307
2020-04
Three-dimensional Distribution Map of H I Gas and Galaxies around an Enormous Lyα Nebula and Three QSOs at z = 2.3 Revealed by the H I Tomographic Mapping Technique
ApJ, 896, 45
2020-06
Large Population of ALMA Galaxies at z > 6 with Very High [O III] 88 μm to [C II] 158 μm Flux Ratios: Evidence of Extremely High Ionization Parameter or PDR Deficit?
ApJ, 896, 93
2020-06
Observations of the Lyman-α Universe
ARA&A, 58, 617
2020-08
Extremely 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⊙
ApJ, 898, 2
2020-08
The UV Luminosity Function of Protocluster Galaxies at z ˜ 4: The Bright-end Excess and the Enhanced Star Formation Rate Density
ApJ, 899, 1
2020-08
Broadband Selection, Spectroscopic Identification, and Physical Properties of a Population of Extreme Emission-line Galaxies at 3 < z < 3.7
ApJ, 904, 180
2020-12
CHORUS. I. Cosmic HydrOgen Reionization Unveiled with Subaru: Overview
ApJ, 72, 6
2020-12
Imaging performance of microscopy adaptive-optics system using scene-based wavefront sensing
J. Biomed. Opt. , 25(12), 123707
2020-12
SILVERRUSH X: Machine Learning-aided Selection of 9318 LAEs at z = 2.2, 3.3, 4.9, 5.7, 6.6, and 7.0 from the HSC SSP and CHORUS Survey Data
ApJ, 911, 2, 78
2021-04
EMPRESS. II. Highly Fe-enriched Metal-poor Galaxies with ~1.0 (Fe/O)_sun and 0.02 (O/H)_sun: Possible Traces of Supermassive (>300 M_sun) Stars in Early Galaxies
ApJ, 913, 1, 22
2021-05
SILVERRUSH. IX. Lyα Intensity Mapping with Star-forming Galaxies at z = 5.7 and 6.6: A Possible Detection of Extended Lyα Emission at >~100 Comoving Kiloparsecs around and beyond the Virial-radius Scale of Galaxy Dark Matter Halos
ApJ, 916, 1, 22
2021-07
EMPRESS. III. Morphology, Stellar Population, and Dynamics of Extremely Metal-poor Galaxies (EMPGs): Are EMPGs Local Analogs of High-z Young Galaxies?
ApJ, 918, 2, 54
2021-09
Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XIV. A Candidate Type II Quasar at z = 6.1292
ApJ, 919, 1, 61
2021-09
Hyper Suprime-Cam Subaru Strategic Program: A Mass-dependent Slope of the Galaxy Size-Mass Relation at z < 1
ApJ, 921, 1, 38
2021-11
Galaxy morphologies revealed with Subaru HSC and super-resolution techniques. I. Major merger fractions of L_UV ~ 3-15 L*_UV
PASJ, 74, 1, 73-91
2022-02
CHORUS. IV. Mapping the Spatially Inhomogeneous Cosmic Reionization with Subaru HSC
ApJ, 927, 1
2022-03
GOLDRUSH. IV. Luminosity Functions and Clustering Revealed with 4,000,000 Galaxies at z 2-7: Galaxy-AGN Transition, Star Formation Efficiency, and Implication for Evolution at z > 10
ApJS, 259, 1
2022-03
Third data release of the Hyper Suprime-Cam Subaru Strategic Program
PASJ, 74, 2, 247-272
2022-04
SILVERRUSH. XII. Intensity Mapping for Lyα Emission Extending over 100-1000 Comoving Kpc around z 2-7 LAEs with Subaru HSC-SSP and CHORUS Data
ApJ, 931, 2
2022-06
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
ApJ, 941, 2
2022-12
ALMA Observations of CO Emission from Luminous Lyman-break Galaxies at z = 6.0293-6.2037
ApJ, 941, 1
2022-12
Updated Measurements of [O III] 88 μm, [C II] 158 μm, and Dust Continuum Emission from a z = 7.2 Galaxy
ApJ, 945, 1, 69
2023-03
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
ApJ, 951, 1, 72
2023-07
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?
ApJ, 951, 2, 102
2023-07
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
ApJS, 268, 1, 24
2023-09
Adaptive optics microscopy with wavefront sensing based on neighbor correlation
Plant and Cell Physiology, 6, 11, 1372
2023-11
EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely Metal-poor Galaxies
ApJ, 961, 1, 49
2024-01
Resolving Clumpy versus Extended Lyα in Strongly Lensed, High-redshift Lyα Emitters
ApJ, 962, 2, 175
2024-02
Census for the rest-frame optical and UV morphologies of galaxies at z = 4-10: First phase of inside-out galaxy formation
PASJ
2024-02
科学研究費
研究課題・他 取得年月
レーザーガイド補償光学系を用いた高解像観測による最遠方銀河の形成過程の解明
2010-2013
すばる望遠鏡大規模銀河探査で探る宇宙再電離史
2016-2018
機械学習技術を用いた 遠方銀河研究 および 天文学論文自動生成ツールの開発
2019
すばる望遠鏡 広領域探査データを用いた遠方銀河形態の研究
2020-2023
受賞
2012 総合研究大学院大学 学長賞
2019 日本天文学会 研究奨励賞