Hasegawa Yuji 長谷川祐司

… Alternative Names

hasegawa yuji 長谷川祐司

長谷川祐司ハセガワユウジ

Less

Researcher Number	60282498
Other IDs
Affiliation (Current)	2025: 北海道大学, 工学研究院, 教授
Affiliation (based on the past Project Information) *help	2025: 北海道大学, 工学研究院, 教授 2018 – 2023: 北海道大学, 工学研究院, 教授 1998: 東京大学, 大学院・工学系研究科, 助手 1997: 東京大学, 工学部・附属総合試験所, 助手 1997: 東京大学, 工学部附属総合試験所, 助手
Review Section/Research Field	Principal Investigator Basic Section 80040:Quantum beam science-related / Applied physics, general Except Principal Investigator Medium-sized Section 12:Analysis, applied mathematics, and related fields / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Applied materials science/Crystal engineering / Applied physics, general
Keywords	Principal Investigator 中性子光学 / 中性子干渉計 / 干渉計 / 基礎物理実験 / 量子基礎論 / 量子ダイナミックス / 磁気光学トラップ / 弱値 / 物質波光学 / 量子光学 … More / 量子物理学 / 分離型 / モノリシック / 完全結晶 / X線干渉計 … More Except Principal Investigator 不確定性関係 / シンクロトロン放射 / ワイル関係式 / 正準交換関係 / ラビ模型 / 時間作用素 / B中間子 / CPの破れ / 量子測定誤差 / Bell不等式 / CP対称性 / 電気双極子モーメント / 乱数生成 / 量子測定 / ベル不等式 / 量子乱数 / 量子共鳴 / 弱測定 / 弱値 / uncertainty relation / quantum randomness / Bell inequality / weak measurement / weak value / 動力学的回折理論 / 完全結晶 / ダイヤモンド結晶 / X線偏光解析 / 偏光子 / x-ray dichroism / X-ray polarimeter / X-ray detector / synchrotron radiation / X-ray polarization microscopy / 高分解能X線検出器 / 空間分解能 / 偏光顕微鏡 / X線二色性 / X線ポラリメーター / X線検出器 / X線偏光顕微鏡 Less

Mathematical analysis and experimental verification of uncertainty relations and time operators
- Principal Investigator
  
  廣島文生
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 12:Analysis, applied mathematics, and related fields
- Research Institution
  Kyushu University
物質波を用いた量子光学実験における弱値などを通じた量子力学基礎現象の解明Principal Investigator
- Principal Investigator
  
  長谷川祐司
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 80040:Quantum beam science-related
- Research Institution
  Hokkaido University
New Approach in Particle and Quantum Physics Based on Weak Value and Weak Measurement
- Principal Investigator
  
  Tsutsui Izumi
- Project Period (FY)
  2020 – 2022
- 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
  High Energy Accelerator Research Organization
Study of quantum dynamics on foundamental level with weak valuesPrincipal Investigator
- Principal Investigator
  
  hasegawa yuji
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 80040:Quantum beam science-related
- Research Institution
  Hokkaido University
完全結晶を用いた分離型X線・熱中性子線干渉計の開発と応用Principal Investigator
- Principal Investigator
  
  長谷川祐司
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Applied physics, general
- Research Institution
  The University of Tokyo
Development of X-ray polarization microscopy
- Principal Investigator
  
  AMEMIYA Yoshiyuki
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Applied physics, general
- Research Institution
  The University of Tokyo
ダイヤモンド結晶を用いた透過型X線偏光素子の開発
- Principal Investigator
  
  雨宮慶幸
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Applied materials science/Crystal engineering
- Research Institution
  The University of Tokyo

All 2021 2020

All Journal Article Presentation

[Journal Article] Tests of fundamental quantum mechanics and dark interactions with low-energy neutrons2021
- Author(s)
  Sponar Stephan、Sedmik Ren? I. P.、Pitschmann Mario、Abele Hartmut、Hasegawa Yuji
- Journal Title
  
  Nature Reviews Physics
  
  Volume: 3 Issue: 5 Pages: 309-327
- DOI
  10.1038/s42254-021-00298-2
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03466, KAKENHI-PROJECT-20H01906
[Journal Article] Experimental test of entropic noise-disturbance uncertainty relations for three-outcome qubit measurements2021
- Author(s)
  Sponar Stephan、Danner Armin、Pecile Vito、Einsidler Nico、Demirel B?lent、Hasegawa Yuji
- Journal Title
  
  Physical Review Research
  
  Volume: 3 Issue: 2 Pages: 1-1
- DOI
  10.1103/physrevresearch.3.023175
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03466
[Journal Article] Neutron optical test of completeness of quantum root-mean-square errors2021
- Author(s)
  Sponar Stephan、Danner Armin、Ozawa Masanao、Hasegawa Yuji
- Journal Title
  
  npj Quantum Information
  
  Volume: 7 Issue: 1 Pages: 1-1
- DOI
  10.1038/s41534-021-00437-8
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03466, KAKENHI-PROJECT-20H01906
[Journal Article] Experimental test of tight state-independent preparation uncertainty relations for qubits2020
- Author(s)
  Stephan Sponar, Armin Danner, Kazuma Obigane, Simon Hack, and Yuji Hasegawa
- Journal Title
  
  Physical Review A
  
  Volume: 102 Issue: 4
- DOI
  10.1103/physreva.102.042204
- NAID
  120006896740
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03466
[Presentation] Three Path Quantum Cheshire Cat Observed in Neutron Interferometry2021
- Author(s)
  Danner Armin、Sponar Stephan、Hasegawa Yuji
- Organizer
  Joint annual meeting of Swiss and Austrian Physical Societyies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03466

1. AMEMIYA Yoshiyuki (70151131)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. Tsutsui Izumi (10262106)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. 李宰河 (20816607)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 田窪洋介 (50423124)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 廣島文生 (00330358)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 小澤正直 (40126313)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 丹田聡 (80217215)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Hasegawa Yuji 長谷川 祐司

hasegawa yuji 長谷川 祐司

長谷川 祐司 ハセガワ ユウジ

Research Projects

Research Products

Co-Researchers

Mathematical analysis and experimental verification of uncertainty relations and time operators

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

物質波を用いた量子光学実験における弱値などを通じた量子力学基礎現象の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

New Approach in Particle and Quantum Physics Based on Weak Value and Weak Measurement

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of quantum dynamics on foundamental level with weak valuesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

完全結晶を用いた分離型X線・熱中性子線干渉計の開発と応用Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of X-ray polarization microscopy

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

ダイヤモンド結晶を用いた透過型X線偏光素子の開発

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Tests of fundamental quantum mechanics and dark interactions with low-energy neutrons2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Experimental test of entropic noise-disturbance uncertainty relations for three-outcome qubit measurements2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Neutron optical test of completeness of quantum root-mean-square errors2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Experimental test of tight state-independent preparation uncertainty relations for qubits2020

Author(s)

Journal Title

DOI

NAID

Data Source

[Presentation] Three Path Quantum Cheshire Cat Observed in Neutron Interferometry2021

Author(s)

Organizer

Data Source

Hasegawa Yuji 長谷川祐司

hasegawa yuji 長谷川祐司

長谷川祐司ハセガワユウジ