Namikawa Toshiya 並河俊弥

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NAMIKAWA Toshiya 並河俊弥

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Researcher Number	80708511
Other IDs	https://orcid.org/0000-0003-3070-9240
Affiliation (Current)	2025: 東京大学, カブリ数物連携宇宙研究機構, 特任助教
Affiliation (based on the past Project Information) *help	2025: 東京大学, カブリ数物連携宇宙研究機構, 特任助教 2024: 東京大学, 学内共同利用施設等, 助教 2022 – 2023: 東京大学, カブリ数物連携宇宙研究機構, 特任助教 2013 – 2014: 京都大学, 基礎物理学研究所, 研究員
Review Section/Research Field	Principal Investigator Basic Section 16010:Astronomy-related / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Particle/Nuclear/Cosmic ray/Astro physics
Keywords	Principal Investigator 重力レンズ / 観測的宇宙論 / 宇宙マイクロ波背景放射 / 弱い重力レンズ / 宇宙マイクロ波背景輻射

宇宙マイクロ波背景放射Bモード偏光の新しい統計解析手法による宇宙論Principal Investigator
- Principal Investigator
  
  並河俊弥
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  The University of Tokyo
原始重力波検出に向けたDelensingの解析手法に関する研究Principal Investigator
- Principal Investigator
  
  並河俊弥
- Project Period (FY)
  2024
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  The University of Tokyo
宇宙マイクロ波背景放射を用いた原始重力波検証における高次相関関数の解析手法の確立Principal Investigator
- Principal Investigator
  
  並河俊弥
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  The University of Tokyo
Cosmology from weak gravitational lensing of Cosmic Microwave BackgroundPrincipal Investigator
- Principal Investigator
  
  NAMIKAWA Toshiya
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Kyoto University

All 2023 2022 2015 2014 Other

All Journal Article Presentation

[Journal Article] Cosmic birefringence tomography with polarized Sunyaev-Zel'dovich effect2023
- Author(s)
  Toshiya Namikawa, Ippei Obata
- Journal Title
  
  Physical Review D
  
  Volume: 108 Issue: 8 Pages: 083510-083510
- DOI
  10.1103/physrevd.108.083510
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14702, KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859
[Journal Article] Isotropic cosmic birefringence from early dark energy2023
- Author(s)
  Murai Kai、Naokawa Fumihiro、Namikawa Toshiya、Komatsu Eiichiro
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 4
- DOI
  10.1103/physrevd.107.l041302
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859, KAKENHI-PROJECT-20J20248
[Journal Article] Gravitational lensing effect on cosmic birefringence2023
- Author(s)
  Naokawa Fumihiro、Namikawa Toshiya
- Journal Title
  
  Physical Review D
  
  Volume: 108 Issue: 6 Pages: 063525-063525
- DOI
  10.1103/physrevd.108.063525
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859
[Journal Article] New Probe of Inflationary Gravitational Waves: Cross-Correlations of Lensed Primary CMB B-Modes with Large-Scale Structure2023
- Author(s)
  Namikawa Toshiya、Sherwin Blake D.
- Journal Title
  
  Physical Review Letters
  
  Volume: 131 Issue: 13 Pages: 131001-131001
- DOI
  10.1103/physrevlett.131.131001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859
[Journal Article] Constraints on Early Dark Energy from Isotropic Cosmic Birefringence2023
- Author(s)
  Eskilt Johannes R.、Herold Laura、Komatsu Eiichiro、Murai Kai、Namikawa Toshiya、Naokawa Fumihiro
- Journal Title
  
  Physical Review Letters
  
  Volume: 131 Issue: 12 Pages: 121001-121001
- DOI
  10.1103/physrevlett.131.121001
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859
[Journal Article] The reconstructed CMB lensing bispectrum2023
- Author(s)
  Kalaja Alba、Orlando Giorgio、Bowkis Aleksandr、Challinor Anthony、Meerburg P. Daniel、Namikawa Toshiya
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 2023 Issue: 04 Pages: 041-041
- DOI
  10.1088/1475-7516/2023/04/041
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682
[Journal Article] Impact of anisotropic birefringence on measuring cosmic microwave background lensing2023
- Author(s)
  Cai Hongbo、Guan Yilun、Namikawa Toshiya、Kosowsky Arthur
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 4 Pages: 043513-043513
- DOI
  10.1103/physrevd.107.043513
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682, KAKENHI-PLANNED-20H05859
[Journal Article] Future detectability of gravitational-wave induced lensing from high-sensitivity CMB experiments2015
- Author(s)
  Toshiya Namikawa, Daisuke Yamauchi, Atsushi Taruya
- Journal Title
  
  Physical Review D
  
  Volume: 91 Issue: 4 Pages: 043531-043531
- DOI
  10.1103/physrevd.91.043531
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-13J09800, KAKENHI-PROJECT-24540257, KAKENHI-PROJECT-25887033
[Journal Article] Bias-Hardened CMB Lensing with Polarization2014
- Author(s)
  Toshiya Namikawa and Ryuichi Takahashi
- Journal Title
  
  Monthly Notices of Royal Astronomical Society
  
  Volume: 438 Issue: 2 Pages: 1507-1517
- DOI
  10.1093/mnras/stt2290
- NAID
  120005385899
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887033
[Journal Article] Cosmology from weak lensing of CMB2014
- Author(s)
  Toshiya Namikawa
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2014 Issue: 6 Pages: 6B108-0
- DOI
  10.1093/ptep/ptu044
- NAID
  120005466708
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25887033
[Journal Article] Lensing reconstruction from a patchwork of polarization maps2014
- Author(s)
  Toshiya Namikawa, Ryo Nagata
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 09 Issue: 09 Pages: 009-009
- DOI
  10.1088/1475-7516/2014/09/009
- NAID
  120005657912
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887033
[Presentation] New Probe of Inflationary Gravitational Waves: Cross-Correlations of Lensed Primary CMB B-Modes with Large-Scale Structure2023
- Author(s)
  並河俊弥
- Organizer
  The 14th RESCEU International Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] New Probe of Inflationary Gravitational Waves: Cross-Correlations of Lensed Primary CMB B-Modes with Large-Scale Structure2023
- Author(s)
  並河俊弥
- Organizer
  第12回観測的宇宙論ワークショップ
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] 銀河前景放射を回避する原始重力波の新たな観測量2023
- Author(s)
  並河俊弥
- Organizer
  日本天文学会
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] A new probe of inflationary gravitational-waves: Cross-correlations of lensed primary B-modes with large-scale structure2023
- Author(s)
  並河俊弥
- Organizer
  CMBxLSS Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] A quick overview of delensing for large-scale B-modes2022
- Author(s)
  並河俊弥
- Organizer
  Workshop on Weak Gravitational Lensing
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] CMB B-mode delensing for upcoming and future CMB experiments2022
- Author(s)
  並河俊弥
- Organizer
  第１１回観測的宇宙論ワークショップ
- Data Source
  KAKENHI-PROJECT-22K03682
[Presentation] Future detectability of gravitational-wave induced lensing from high-sensitivity CMB experiments2015
- Author(s)
  並河俊弥
- Organizer
  日本天文学会2015年秋季年会
- Place of Presentation
  大阪大学
- Year and Date
  2015-03-19
- Data Source
  KAKENHI-PROJECT-25887033
[Presentation] 不完全な偏光マップからの重力レンズ効果の推定法の開発
- Author(s)
  並河俊弥、Duncan Hanson、高橋龍一
- Organizer
  日本天文学会2013年秋季年会
- Place of Presentation
  東北大学
- Data Source
  KAKENHI-PROJECT-25887033
[Presentation] Delensing the B-mode polarization of LiteBIRD observation with ground-based CMB experiments
- Author(s)
  並河俊弥、永田竜
- Organizer
  第二回観測的宇宙論ワークショップ
- Place of Presentation
  国立天文台三鷹
- Data Source
  KAKENHI-PROJECT-25887033
[Presentation] Delensing B-mode polarization of LiteBIRD observation using ground-based CMB experiments
- Author(s)
  並河俊弥、永田竜
- Organizer
  日本天文学会2014年春季年会
- Place of Presentation
  国際基督教大学
- Data Source
  KAKENHI-PROJECT-25887033

1. 小幡一平

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# of Collaborated Products: 1 results

Namikawa Toshiya 並河 俊弥

NAMIKAWA Toshiya 並河 俊弥

Research Projects

Research Products

Co-Researchers

宇宙マイクロ波背景放射Bモード偏光の新しい統計解析手法による宇宙論Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

原始重力波検出に向けたDelensingの解析手法に関する研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

宇宙マイクロ波背景放射を用いた原始重力波検証における高次相関関数の解析手法の確立Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Cosmology from weak gravitational lensing of Cosmic Microwave BackgroundPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Cosmic birefringence tomography with polarized Sunyaev-Zel'dovich effect2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Isotropic cosmic birefringence from early dark energy2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Gravitational lensing effect on cosmic birefringence2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] New Probe of Inflationary Gravitational Waves: Cross-Correlations of Lensed Primary CMB B-Modes with Large-Scale Structure2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Constraints on Early Dark Energy from Isotropic Cosmic Birefringence2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The reconstructed CMB lensing bispectrum2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Impact of anisotropic birefringence on measuring cosmic microwave background lensing2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Future detectability of gravitational-wave induced lensing from high-sensitivity CMB experiments2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Bias-Hardened CMB Lensing with Polarization2014

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Cosmology from weak lensing of CMB2014

Author(s)

Journal Title

DOI

NAID

Namikawa Toshiya 並河俊弥

NAMIKAWA Toshiya 並河俊弥