Cosmology with the Large-scale structure of high-redshift universe

• Project/Area Number: 18540260
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Particle/Nuclear/Cosmic ray/Astro physics
• Research Institution: Nagoya University
• Principal Investigator: MATSUBARA Takahiko Nagoya University, 大学院・理学研究科, 准教授 (00282715)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥4,280,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥780,000); Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000); Fiscal Year 2007: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000); Fiscal Year 2006: ¥900,000 (Direct Cost: ¥900,000)
• Keywords: 宇宙論 / 宇宙の大規模構造 / 宇宙背景放射ゆらぎ / 統計的宇宙論 / 宇宙バリオン音響振動 / 銀河バイアス / 統計的宇宙輪 / フーリエ解析

Research Abstract

高赤方偏移宇宙の大規模構造からいかにダークエネルギーをはじめとする宇宙論的な情報を得るかについて、解析的な方法と数値的な方法の両面から詳細に研究した。とくにバリオン音響振動を用いてダークエネルギーの制限を得るために必要な理論的に強力な手法を開発した。そして実際のSDSSデータを解析した。さらに、宇宙初期状態を探るために重要な、ゆらぎの非ガウス性に関する情報を得るため、必要な理論的手法を確立した。その手法を用いて、宇宙マイクロ波背景放射温度ゆらぎのデータを解析した。

Research Products

• [Journal Article] Modeling Nonlinear Evolution of Baryon Acoustic Oscillations : Convergence Regime of N-body Simulations and Analytic Models (2009)
  • Author(s): 百道啓博, 他
  • Journal Title: Publications of the Astronomical Society of Japan 61(印刷中)
  • Peer Reviewed
• [Journal Article] The seventh Data Release of the Sloan Digital Sky Survey (2009)
  • Author(s): K. N. Abzajian, 他
  • Journal Title: The Astrophysical Journal Supplements (印刷中)
  • Peer Reviewed
• [Journal Article] Signature of Primordial Non-Gaussianity on Matter Power Spectrum (2008)
  • Author(s): 樽家篤史、小山和哉、松原隆彦
  • Journal Title: Phys. Rev. D. 78
  • NAID: 120001151525
  • Peer Reviewed
• [Journal Article] Nonlinear Perturbation Theory with Halo Bias and Redshift-space Distortions via the Lagrangian Picture (2008)
  • Author(s): 松原隆彦
  • Journal Title: Phys. Rev.D. 78
  • NAID: 120001151526
  • Peer Reviewed
• [Journal Article] Limits on Primordial Non-Gaussianity from Minkowski Functionals of the WMAP Temperature Anisotropies (2008)
  • Author(s): 日影千秋、松原隆彦, 他
  • Journal Title: MNRAS 389 Pages: 1439-1446
  • Peer Reviewed
• [Journal Article] Simulations of Baryon Acoustic Oscillations I : Growth of Large-Scale Density Fluctuations (2008)
  • Author(s): 高橋龍一、吉田直樹、松原隆彦、他
  • Journal Title: MNRAS 389 Pages: 1675-1682
  • Peer Reviewed
• [Journal Article] Large-scale Anisotropic Correlation Function of SDSS Luminous Red Galaxies (2008)
  • Author(s): 奥村哲平、松原隆彦、D.J.Eisenstein, 他
  • Journal Title: ApJ 676 Pages: 889-893
  • Peer Reviewed
• [Journal Article] The Sixth Data Release of the Sloan Digital Sky Survey (2008)
  • Author(s): J.K.Adelman-McCarthy, 他
  • Journal Title: ApJS 175 Pages: 297-313
  • Peer Reviewed
• [Journal Article] Resumming Cosmological Perturbations via the Lagrangian Picture : One-loop Results in Real Space and in Redshift space, Phys (2008)
  • Author(s): 松原隆彦
  • Journal Title: Phys. Rev.D. 77
  • Peer Reviewed
• [Journal Article] The Sixth Data Release of the Sloan Digital Sky Survey (2008)
  • Author(s): J. K. Adelman-McCarthy, 他
  • Journal Title: The Astrophysical Supplements 175 Pages: 297-313
  • Peer Reviewed
• [Journal Article] Large-seale Anisotropic Correlation Function of SDSS Luminous Red Galaxies (2008)
  • Author(s): 奥村哲平, 松原隆彦, D. J. Eisenstein, 他
  • Journal Title: The Astrophysical Journal 676 Pages: 889-898
  • Peer Reviewed
• [Journal Article] Simulations of Baryon Acoustic Oscillations I : Growth of Large-Scale Density Fluctuations (2008)
  • Author(s): 高橋龍一, 吉田直樹, 松原隆彦, 他
  • Journal Title: Monthly Notices of Royal Astronomical Society 389 Pages: 1675-1682
  • Peer Reviewed
• [Journal Article] Limits on Primordial Non-Gaussianity from Minkowski Functionals of the WMAP Temperature Anisotropies (2008)
  • Author(s): 日影千秋, 松原隆彦, 他
  • Journal Title: Monthly Notices of Royal Astronomical Society 389 Pages: 1439-1446
  • Peer Reviewed
• [Journal Article] Nonlinear Perturbation Theory with Halo Bias and Redshift-space Distortions via the Lagrangian Picture (2008)
  • Author(s): 松原隆彦
  • Journal Title: Physical Review D 78
  • NAID: 120001151526
  • Peer Reviewed
• [Journal Article] Signature of Primordial Non-Gaussianity on Matter Power Spectrum (2008)
  • Author(s): 樽家篤史, 小山和哉, 松原隆彦
  • Journal Title: Physical Review D 78
  • NAID: 120001151525
  • Peer Reviewed
• [Journal Article] Resumming Cosmological Perturbations via the Lagrangian Picture One-loop Results in Real Space and in Redshift space (2008)
  • Author(s): 松原隆彦
  • Journal Title: Physical Review D 77
  • NAID: 120001151524
  • Peer Reviewed
• [Journal Article] The Sixth Data Release of the Sloan Digital Sky Survey (2008)
  • Author(s): J. K. Adelman-McCarthy, 他
  • Journal Title: The Astrophysical Journal Supplements 175(印刷中)
  • Peer Reviewed
• [Journal Article] Large-scale Anisotropic Correlation Function of SDSS Luminous Red Galaxies (2008)
  • Author(s): 奥村哲平、松原隆彦、D. J. Eisenstein, 他
  • Journal Title: The Astrophysical Journal 676(印刷中)
  • Peer Reviewed
• [Journal Article] The Fifth Data Release of the Sloan Digital Sky Survey (2007)
  • Author(s): J.K.Adelman-McCarthy, 他
  • Journal Title: AJS 172 Pages: 634-644
  • Peer Reviewed
• [Journal Article] Effects of Smoothing Functions in Cosmological Counts-in-Cells Analysis (2007)
  • Author(s): 村田孔孝、松原隆彦
  • Journal Title: PASJ 59 Pages: 73-91
  • NAID: 10023944116
  • Peer Reviewed
• [Journal Article] Statistics of Fourier Modes in Non-Gaussian Fields (2007)
  • Author(s): 松原隆彦
  • Journal Title: ApJ 172 Pages: 1-32
  • Peer Reviewed
• [Journal Article] Statistics of Fourier Modes in Non-Gaussian Fields (2007)
  • Author(s): 松原隆彦
  • Journal Title: The Astrophysical Journal Supplements 170 Pages: 1-32
  • Peer Reviewed
• [Journal Article] The Fifth Data Release of the Sloan Digital Sky Survey (2007)
  • Author(s): J. K. Adelman-McCarthy, 他
  • Journal Title: The Astrophysical Journal Supplements 172 Pages: 634-644
  • Peer Reviewed
• [Journal Article] Primordial Non-Gaussianity and Analytical Formula for Minkowski Functionals of the Cosmic Microwave Background and Large-scale Structure (2006)
  • Author(s): 日影千秋、小松英一郎、松原隆彦
  • Journal Title: ApJ 653 Pages: 11-26
  • Peer Reviewed
• [Journal Article] Primordial Non-Gaussianity and Analytical Formula for Minkowski Functionals of the Cosmic Microwave Background and Large-scale Structure (2006)
  • Author(s): 日影千秋, 小松英一郎, 松原隆彦
  • Journal Title: The Astrophysical Journal 653 Pages: 11-26
• [Journal Article] The seventh Data Release of the Sloan Digital Sky Survey
  • Author(s): K.N.Abzajian, 他
  • Journal Title: ApJS (掲載決定済み)
• [Journal Article] Modeling Nonlinear Evolution of Baryon Acoustic Oscillations : Convergence Regime of N-body Simulations and Analytic Models
  • Author(s): 西道啓博, 他
  • Journal Title: PASJ 61(掲載決定済み)
• [Journal Article] Effects of Smoothing Functions in Cosmological Counts-in-Cells Analysis
  • Author(s): 村田孔孝, 松原隆彦
  • Journal Title: Publications of the Astronomical Society of Japan (印刷中)
  • NAID: 10023944116
• [Journal Article] Statistics of Fourier Modes in Ion-Gaussian Fields
  • Author(s): 松原隆彦
  • Journal Title: The Astrophysical Journal Supplements (印刷中)
• [Presentation] Nonlinear perturbation theory with halo bias and redshift-space distortions via the Lagrangian picture (2008)
  • Author(s): 松原隆彦
  • Organizer: The 3^<rd> KIAS Workshop on COSMOLOGY AND STRUCTURE FORMATION
  • Place of Presentation: KIAS, Seoul, Korea
  • Year and Date: 2008-10-28
• [Presentation] 非線形摂動論、非線形バイアス、非線形赤方偏移空間 (2008)
  • Author(s): 松原隆彦
  • Organizer: 研究会「宇宙構造形成の理論研究とその進展-その2」
  • Place of Presentation: 東京大学理学部
  • Year and Date: 2008-06-12
• [Presentation] Recent progress in theory of BAO with galaxy surveys (2008)
  • Author(s): 松原隆彦
  • Organizer: Cosmology Near and Far : Science with WFMOS- A Joint Workshop of Subaru, Gemini, NOAO, JSPS and UK STFC
  • Place of Presentation: Waikoloa Beach Marriott, Hawaii, USA
  • Year and Date: 2008-05-20
• [Presentation] Recent progress in theory of BAO with galaxy surveys (2008)
  • Author(s): 松原隆彦
  • Organizer: Cosmology Near and Far : Science with WFMOS - A Joint Workshop of Subaru, Gemini, NOAO, JSPS and UK STFC-
  • Place of Presentation: Waikoloa Beach Marriott, Hawaii, USA
  • Year and Date: 2008-05-20
• [Presentation] 赤方偏移空間における摂動再和法とバリオン音響振動 (2008)
  • Author(s): 松原隆彦
  • Organizer: Hyper Suprime-Cam をめぐるサイエンス検討会
  • Place of Presentation: 三重県志摩市
  • Year and Date: 2008-03-05
• [Presentation] 赤方偏移空間における摂動再和法とバリオン音響振動 (2008)
  • Author(s): 松原隆彦
  • Organizer: Hyper Suprime-Camをめぐるサイエンス検討会
  • Place of Presentation: 三重県志摩市
  • Year and Date: 2008-03-05
• [Presentation] 宇宙の大規模構造とダークエネルギー (2008)
  • Author(s): 松原隆彦
  • Organizer: 超弦理論と宇宙
  • Place of Presentation: 広島県尾道市松翠園
  • Year and Date: 2008-02-12
• [Presentation] Anisotropic Clustering of Galaxies in High-z Universe as a Probe of Dark Energy (2007)
  • Author(s): 松原隆彦
  • Organizer: Decrypting the Universe : Large Surveys for Cosmology
  • Place of Presentation: エジンバラ王立天文台
  • Year and Date: 2007-10-24
• [Presentation] Anisotropic Clustering of Galaxies in High-z Universe as a Probe of Dark Energy (2007)
  • Author(s): 松原隆彦
  • Organizer: Decrypting the Universe: Large Surveys for Cosmology
  • Place of Presentation: エジンバラ王立天文台
  • Year and Date: 2007-10-24
• [Presentation] Future Galaxy Surveys by HSC/WFMOS (2007)
  • Author(s): 松原隆彦
  • Organizer: Cosmology with Wide-field Imaging Surveys of Galaxies
  • Place of Presentation: 東京大学、小柴ホール
  • Year and Date: 2007-06-07
• [Presentation] Statistical Analyses in Cosmology with Galaxy Surveys (2006)
  • Author(s): 松原隆彦
  • Organizer: Cosmology with wide-field photometric and spectroscopic galaxy surveys
  • Place of Presentation: 東京大学本郷、化学本館
  • Year and Date: 2006-11-10
• [Book] シリーズ「現代の天文学」第3巻「宇宙論II-宇宙の進化」 (2007)
  • Author(s): 二間瀬敏史ほか
  • Total Pages: 280
  • Publisher: 日本評論社
• [Book] シリーズ「現代の天文学」第3巻「宇宙論II-宇宙の進化」 (2007)
  • Author(s): 二間瀬敏史, ほか(共著)
  • Total Pages: 280
  • Publisher: 日本評論社
• [Book] 現代の天文学第3巻宇宙論II. 宇宙の進化 (2007)
  • Author(s): 二間瀬敏史, 他(共著)
  • Publisher: 日本評論社
• [Remarks]
  • URL: http://www.a.phys.nagoya-u.ac.jp/~taka/
• [Remarks]
  • URL: http://www.a.phys.nagoya-u.ac.jp/~taka/research/
• [Remarks]
  • URL: http://www.a.phys.nagoya-u.ac.jp/~taka/research/