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研究成果藝廊
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奧村哲平
研究員
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學經歷
- Senior Visiting Scientist, Kavli IPMU, The University of Tokyo, Japan (2021~ 迄今)
- Research Fellow, ASIAA (2021~ 迄今)
- Associate Research Fellow, ASIAA (2017~2021)
- Visiting Scientist, Kavli IPMU, The University of Tokyo, Japan (2017~2021)
- Project Researcher, Kavli IPMU, The University of Tokyo, Japan (2014~2016)
- Postdoctoral Fellow, Institute for the Early Universe, Ewha Womans University, Korea (2009~2013)
- Postdoctoral Fellow, Shanghai Astronomical Observatory, China (2008~2009)
- Doctor in Physics, Nagoya University, Japan (2005~2008)
- Master in Physics, Nagoya University, Japan (2003~2005)
- Bachelor in Physics, Kwansei Gakuin University, Japan (1999~2003)
榮譽與獎勵
- Career Development Award, Academia Sinica (2019~2023)
- The PASJ Excellent Paper Award, The Astronomical Society of Japan (Okumura et al. 2016, PASJ, 68, 38) (2018)
- PRD Editor's Suggestion, American Physical Society (Saito et al. 2014, PRD, 90, 123522) (2014)
委員會服務
- Chair, Computing Committee, ASIAA (2020~2022)
研究興趣
觀測宇宙學, 宇宙的大尺度結構, 大型數據集的分析與模擬, 重力透鏡
研究著作
期刊論文(中研院就職期間發表)
- Akitsu K; Li Y; Okumura T, "Gravitational wave fossils in nonlinear regime: Halo tidal bias and intrinsic alignments from gravitational wave separate universe simulations" , Phys Rev D: 107(6), id.63531, March, 2023 [SCI] ( ADS | Fulltext )
- Akitsu K; Li Y; Okumura T, "Quadratic shape biases in three-dimensional halo intrinsic alignments" , JCAP: 2023(8), id.068 (21 pp), Aug, 2023 [SCI] ( ADS | Fulltext )
- Chaurasiya N; More S; Ishikawa S; Masaki S; Kashino D; Okumura T, "Galaxy-dark matter connection of photometric galaxies from the HSC-SSP Survey: Galaxy-galaxy lensing and the halo model" , MNRAS, 2023 [SCI] ( ADS | Fulltext )
- Okumura T; Taruya A, "First Constraints on Growth Rate from Redshift-space Ellipticity Correlations of SDSS Galaxies at 0.16 < z < 0.70" , ApJL: 945(2), L30 (7pp), March, 2023 [SCI] ( ADS | Fulltext )
- Osato K; Okumura T, "Clustering of emission line galaxies with IllustrisTNG I.: Fundamental properties and halo occupation distribution" , MNRAS: 519(2), 1771-1791, Feb, 2023 [SCI] ( ADS | Fulltext )
- Saga S; Okumura T; Taruya A; Inoue T, "Relativistic distortions in galaxy density-ellipticity correlations: gravitational redshift and peculiar velocity effects" , MNRAS: 518(4), 4976-4990, Feb, 2023 [SCI] ( ADS | Fulltext )
- Shiraishi M; Okumura T; Akitsu K, "Statistical anisotropy in galaxy ellipticity correlations" , JCAP: 2023(8), id.13 (27pp), Aug, 2023 [SCI] ( ADS | Fulltext )
- Chuang Y-T; Okumura T; Shirasaki M, "Distinguishing between ΛCDM and f(R) gravity models using halo ellipticity correlations in simulations" , MNRAS: 515(3), 4464-4470, Sep, 2022 [SCI] ( ADS | Fulltext )
- Okumura T; Taruya A, "Tightening geometric and dynamical constraints on dark energy and gravity: Galaxy clustering, intrinsic alignment, and kinetic Sunyaev-Zel'dovich effect" , Phys Rev D: 106(4), id.43523, Aug, 2022 [SCI] ( ADS | Fulltext )
- Tonegawa M; Okumura T, "First Evidence of Intrinsic Alignments of Red Galaxies at z > 1: Cross Correlation between CFHTLenS and FastSound Samples" , ApJL: 924(1), id.L3 (7pp), Jan, 2022 [SCI] ( ADS | Fulltext )
- Akitsu K; Li Y; Okumura T, "Cosmological simulation in tides: power spectra, halo shape responses, and shape assembly bias" , JCAP: 2021(04), id.41 (35pp), Apr, 2021 [SCI] ( ADS | Fulltext )
- Ishikawa S; Okumura T; Oguri M; Lin S-C, "Halo-model Analysis of the Clustering of Photometric Luminous Red Galaxies at 0.10 ≤ z ≤1.05 from the Subaru Hyper Suprime-Cam Survey" , ApJ: 922(1), id.23 (13pp), Nov, 2021 [SCI] ( ADS | Fulltext )
- Okumura T; Hayashi M; Chiu I-N; Lin Y-T; Osato K; Hsieh B-C; Lin S-C, "Angular clustering and host halo properties of [OII] emitters at z>1 in the Subaru HSC survey" , PASJ: 73(4), 1186-1207, Aug, 2021 [SCI] ( ADS | Fulltext )
- Shiraishi M; Akitsu K; Okumura T, "Alcock-Paczynski effects on wide-angle galaxy statistics" , Phys Rev D: 103(1), id.123534, Jun, 2021 [SCI] ( ADS | Fulltext )
- Shiraishi M; Okumura T; Akitsu K, "Minimum variance estimation of statistical anisotropy via galaxy survey" , JCAP: 2021(03), id.39 (20pp), Mar, 2021 [SCI] ( ADS | Fulltext )
- Shiraishi M; Taruya A; Okumura T; Akitsu K, "Wide-angle effects on galaxy ellipticity correlations" , MNRAS: 503(1), L6–L10, May, 2021 [SCI] ( ADS | Fulltext )
- Agrawal A; Okumura T; Futamase T, "Standard candles and sirens rescue H0" , ApJ: 904(2), id.169 (6pp), Dec, 2020 [SCI] ( ADS | Fulltext )
- Chiu I-N; Okumura T; Oguri M; Agrawal A, ...; Umetsu K; Lin Y-T, "A clustering-based self-calibration of the richness-to-mass relation of CAMIRA galaxy clusters out to z ≍ 1.1 in the Hyper Suprime-Cam survey" , MNRAS: 498(2), 2030-2053, Oct, 2020 [SCI] ( ADS | Fulltext )
- Matsumoto J; Okumura T; Sasaki M, "New measures to test modified gravity cosmologies" , JCAP: 07, id. 059 (16pp.), Jul, 2020 [SCI] ( ADS | Fulltext )
- Okumura T; Taruya A, "Anisotropies of galaxy ellipticity correlations in real and redshift space: Angular dependence in linear tidal alignment model" , MNRAS: 493(1), L124-128 (5 pp.), Mar, 2020 [SCI] ( ADS | Fulltext )
- Okumura T; Taruya A; Nishimichi T, "Testing tidal alignment models for anisotropic correlations of halo ellipticities with N-body simulations" , MNRAS: 494(1), 694-702 (9pp.), May, 2020 [SCI] ( ADS | Fulltext )
- Shiraishi M; Okumura T; Sugiyama NS; et al., "Minimum Variance Estimation of Galaxy Power Spectrum in Redshift Space" , MNRAS: 498(1), L77-L81, Oct, 2020 [SCI] ( ADS | Fulltext )
- Taruya A; Okumura T, "Improving geometric and dynamical constraints on cosmology with intrinsic alignments of galaxies" , ApJL: 891(2), id.L42 (6pp.), Mar, 2020 [SCI] ( ADS | Fulltext )
- Agrawal A; Okumura T; Futamase T, "Constraining neutrino mass and dark energy with peculiar velocities and lensing dispersions of Type Ia supernovae" , Phys Rev D: 100(6), id. 063534 (8 pp.), Sep, 2019 [SCI] ( ADS | Fulltext )
- Okumura T; Taruya A; Nishimichi T, "Intrinsic alignment statistics of density and velocity fields at large scales: Formulation, modeling, and baryon acoustic oscillation features" , Phys Rev D: 100(10), id. 103507 (22 pp.), Nov, 2019 [SCI] ( ADS | Fulltext )
- Arroja F; Okumura T; Bartolo N; et al., "Large-scale structure in mimetic Horndeski gravity" , JCAP: 05, id. 050, May, 2018 [SCI] ( ADS | Fulltext )
- Okumura T; Nishimichi T; Umetsu K; et al., "Splashback radius of nonspherical dark matter halos from cosmic density and velocity fields" , Phys Rev D: 98(2), id. 023523 (18 pp.), July, 2018 [SCI] ( ADS | Fulltext )
- Osato K; Nishimichi T; Oguri M; Takada M; Okumura T, "Strong orientation dependence of surface mass density profiles of dark haloes at large scales" , MNRAS: 477(2), 2141-2153, June, 2018 [SCI] ( ADS | Fulltext )
- Sugiyama NS; Okumura T; Spergel DN, "A direct measure of free electron gas via the Kinematic Sunyaev-Zel'dovich effect in Fourier-space analysis" , MNRAS: 475(3), 3764-3785, April, 2018 [SCI] ( ADS | Fulltext )
- Sugiyama NS; Shiraishi M; Okumura T, "Limits on statistical anisotropy from BOSS DR12 galaxies using bipolar spherical harmonics" , MNRAS: 473(2), 2737-2752, Jan, 2018 [SCI] ( ADS | Fulltext )
- Suyu SH; Chang T-C; Courbin F; Okumura T, "Cosmological distance indicators" , Space Sci Rev: 214(5), id. 91 (34 pp.), Aug, 2018 [SCI] ( ADS | Fulltext )
- Tonegawa M; Okumura T; Totani T; et al., "The Subaru FMOS galaxy redshift survey (FastSound). V. Intrinsic alignments of emission line galaxies at z ~ 1.4" , PASJ: 70(3), 41, June, 2018 [SCI] ( ADS | Fulltext )
- Umetsu K; Sereno M; Tam S-L; Chiu I-N; ...; Okumura T; ...; Higuchi Y; et al., "The Projected Dark and Baryonic Ellipsoidal Structure of 20 CLASH Galaxy Clusters" , ApJ: 806(2), id. 104 (26 pp.), June, 2018 [SCI] ( ADS | Fulltext )
- Okumura T; Takada M; More S; et al., "Reconstruction of halo power spectrum from redshift-space galaxy distribution: cylinder-grouping method and halo exclusion effect" , MNRAS: 469(1), 459-475, July, 2017 [SCI] ( ADS | Fulltext )
- Shiraishi M; Sugiyama NS; Okumura T, "Polypolar spherical harmonic decomposition of galaxy correlators in redshift space: Toward testing cosmic rotational symmetry" , Phys Rev D: 95(6), 063508, March, 2017 [SCI] ( ADS | Fulltext )
- Sugiyama NS; Okumura T; Spergel DN, "Will kinematic Sunyaev-Zel'dovich measurements enhance the science return from galaxy redshift surveys?" , JCAP: 01, 057, Jan, 2017 [SCI] ( ADS | Fulltext )
- Okumura T; Hikage C; Totani T; et al., "The Subaru FMOS galaxy redshift survey (FastSound). IV. New constraint on gravity theory from redshift space distortions at z ˜ 1.4" , PASJ: 68(3), id.38 (24 pp), June, 2016 [SCI] ( ADS | Fulltext )
- Tonegawa M; Okumura T; Totani T; et al., "The Subaru FMOS galaxy redshift survey (FastSound). V. Intrinsic alignments of emission line galaxies at z ~ 1.4" , PASJ: 68(3), id.38 (24 pp. ), June, 2016 [SCI] ( ADS | Fulltext )
- Okumura T; Seljak U; Desjacques V, "Distribution function approach to redshift space distortions. Part III: halos and galaxies" , JCAP: Issue 11, id. 014, Nov, 2012 [SCI] ( ADS | Fulltext )
- Okumura T; Jing YP; Li Cheng, "Intrinsic Ellipticity Correlation of SDSS Luminous Red Galaxies and Misalignment with Their Host Dark Matter Halos" , ApJ: 694(1), 214-221, March, 2009 [SCI] ( ADS | Fulltext )
- Okumura T; Matsubara T; Eisenstein DJ; et al., "Large-Scale Anisotropic Correlation Function of SDSS Luminous Red Galaxies" , ApJ: 676(2), 889-898, April, 2008 [SCI] ( ADS | Fulltext )