長谷川 祐司ハセガワ ユウジresearchmap個人ページ

更新日 : 2018/11/02

基本情報

プロフィール

所属部署名
工学研究院 応用物理学部門 光波動量子物理工学分野
職名教授 
学位
メールアドレスyhasegawaeng.hokudai.ac.jp
ホームページURLhttp://www.neutroninterferometry.com/
科研費研究者番号60282498

研究キーワード

中性子光学, matter wave opics, 量子光学実験, 量子物理学

研究分野

物理学 / 原子・分子・量子エレクトロニクス(量子物理学)
量子ビーム科学 / 量子ビーム科学(中性子光学)
物理学 / 素粒子・原子核・宇宙線・宇宙物理(量子光学)
研究分野を全て表示する
研究分野閉じる
物理学 / 原子・分子・量子エレクトロニクス(量子物理学)
量子ビーム科学 / 量子ビーム科学(中性子光学)
物理学 / 素粒子・原子核・宇宙線・宇宙物理(量子光学)

研究活動

論文

Multifold paths of neutrons in the three-beam interferometer detected by a tiny energy kick
Geppert-Kleinrath Hermann, Denkmayr Tobias, Sponar Stephan, Lemmel Hartmut, Jenke Tobias, Hasegawa Yuji
PHYSICAL REVIEW A 97(5) 2018年05月
Experimental test of an entropic measurement uncertainty relation for arbitrary qubit observables
Bülent Demirel, Stephan Sponar, Alastair A. Abbott, Cyril Branciard, Yuji Hasegawa
 2017年11月
Confined Contextuality in Neutron Interferometry: Observing the Quantum Pigeonhole Effect
Mordecai Waegell, Tobias Denkmayr, Hermann Geppert, David Ebner, Tobias Jenke, Yuji Hasegawa, Stephan Sponar, Justin Dressel, Jeff Tollaksen
Phys. Rev. A 96, 052131 (2017) 2016年09月
Experimental demonstration of direct path state characterization by strongly measuring weak values in a matter-wave interferometer
Tobias Denkmayr, Hermann Geppert, Hartmut Lemmel, Mordecai Waegell, Justin Dressel, Yuji Hasegawa, Stephan Sponar
Phys. Rev. Lett. 118, 010402 (2017) 2016年04月
Proposal for verifying Wigner's rotation with massive spin-$1/2$ particles at non-relativistic speeds
Veiko Palge, Jacob Dunningham, Yuji Hasegawa
 2016年04月
Residual error-disturbance uncertainties in successive spin-1/2 measurements tested in matter-wave optics
Bülent Demirel, Stephan Sponar, Georg Sulyok, Masanao Ozawa, Yuji Hasegawa
Phys. Rev. Lett. 117, 140402 (2016) 2015年11月
Experimental test of entropic noise-disturbance uncertainty relations for spin-1/2 measurements
Georg Sulyok, Stephan Sponar, Buelent Demirel, Francesco Buscemi, Michael J. W. Hall, Masanao Ozawa, Yuji Hasegawa
Phys. Rev. Lett. 115, 030401 (2015) 2015年04月
Improvement of the polarized neutron interferometer setup demonstrating violation of a Bell-like inequality
Hermann Geppert, Tobias Denkmayr, Stephan Sponar, Hartmut Lemmel, Yuji Hasegawa
Nuclear Inst. and Methods in Physics Research, A (2014), pp. 417-423 2014年04月
General complex Spin Weak Values obtained in Matter-Wave Interferometer Experiments
Stephan Sponar, Tobias Denkmayr, Hermann Geppert, Hartmut Lemmel, Alexandre Matzkin, Yuji Hasegawa
Phys. Rev. A 92, 062121 (2015) 2014年04月
Observation of a quantum Cheshire Cat in a matter wave interferometer experiment
Tobias Denkmayr, Hermann Geppert, Stephan Sponar, Hartmut Lemmel, Alexandre Matzkin, Jeff Tollaksen, Yuji Hasegawa
Nat. Commun. 5, 4492 (2014) 2013年12月
論文を全て表示する
論文閉じる
Multifold paths of neutrons in the three-beam interferometer detected by a tiny energy kick
Geppert-Kleinrath Hermann, Denkmayr Tobias, Sponar Stephan, Lemmel Hartmut, Jenke Tobias, Hasegawa Yuji
PHYSICAL REVIEW A 97(5) 2018年05月
Experimental test of an entropic measurement uncertainty relation for arbitrary qubit observables
Bülent Demirel, Stephan Sponar, Alastair A. Abbott, Cyril Branciard, Yuji Hasegawa
 2017年11月
Confined Contextuality in Neutron Interferometry: Observing the Quantum Pigeonhole Effect
Mordecai Waegell, Tobias Denkmayr, Hermann Geppert, David Ebner, Tobias Jenke, Yuji Hasegawa, Stephan Sponar, Justin Dressel, Jeff Tollaksen
Phys. Rev. A 96, 052131 (2017) 2016年09月
Experimental demonstration of direct path state characterization by strongly measuring weak values in a matter-wave interferometer
Tobias Denkmayr, Hermann Geppert, Hartmut Lemmel, Mordecai Waegell, Justin Dressel, Yuji Hasegawa, Stephan Sponar
Phys. Rev. Lett. 118, 010402 (2017) 2016年04月
Proposal for verifying Wigner's rotation with massive spin-$1/2$ particles at non-relativistic speeds
Veiko Palge, Jacob Dunningham, Yuji Hasegawa
 2016年04月
Residual error-disturbance uncertainties in successive spin-1/2 measurements tested in matter-wave optics
Bülent Demirel, Stephan Sponar, Georg Sulyok, Masanao Ozawa, Yuji Hasegawa
Phys. Rev. Lett. 117, 140402 (2016) 2015年11月
Experimental test of entropic noise-disturbance uncertainty relations for spin-1/2 measurements
Georg Sulyok, Stephan Sponar, Buelent Demirel, Francesco Buscemi, Michael J. W. Hall, Masanao Ozawa, Yuji Hasegawa
Phys. Rev. Lett. 115, 030401 (2015) 2015年04月
Improvement of the polarized neutron interferometer setup demonstrating violation of a Bell-like inequality
Hermann Geppert, Tobias Denkmayr, Stephan Sponar, Hartmut Lemmel, Yuji Hasegawa
Nuclear Inst. and Methods in Physics Research, A (2014), pp. 417-423 2014年04月
General complex Spin Weak Values obtained in Matter-Wave Interferometer Experiments
Stephan Sponar, Tobias Denkmayr, Hermann Geppert, Hartmut Lemmel, Alexandre Matzkin, Yuji Hasegawa
Phys. Rev. A 92, 062121 (2015) 2014年04月
Observation of a quantum Cheshire Cat in a matter wave interferometer experiment
Tobias Denkmayr, Hermann Geppert, Stephan Sponar, Hartmut Lemmel, Alexandre Matzkin, Jeff Tollaksen, Yuji Hasegawa
Nat. Commun. 5, 4492 (2014) 2013年12月
Violation of Heisenberg's error-disturbance uncertainty relation in neutron spin measurements
Georg Sulyok, Stephan Sponar, Jacqueline Erhart, Gerald Badurek, Masanao Ozawa, Yuji Hasegawa
 2013年05月
Proving the Generation of Genuine Multipartite Entanglement in a Single-Neutron Interferometer Experiment
Daniel Erdösi, Marcus Huber, Beatrix C. Hiesmayr, Yuji Hasegawa
New J. Phys. 15 (2013) 023033. http://stacks.iop.org/1367-2630/15/023033 2012年12月
Response to `Comment on "Experimental demonstration of a universally valid error-disturbance uncertainty relation in spin measurements" '
Jacqueline Erhart, Stephan Sponar, Georg Sulyok, Gerald Badurek, Masanao Ozawa, Yuji Hasegawa
 2012年03月
Experimental demonstration of a universally valid error-disturbance uncertainty relation in spin-measurements
Jacqueline Erhart, Stephan Sponar, Georg Sulyok, Gerald Badurek, Masanao Ozawa, Yuji Hasegawa
 2012年01月
Energy entanglement in neutron interferometry
Katharina Durstberger-Rennhofer, Yuji Hasegawa
 2010年08月
Kochen-Specker theorem studied with neutron interferometer
Yuji Hasegawa, Katharina Durstberger-Rennhofer, Stephan Sponar, Helmut Rauch
 2010年04月
Engineering of triply entangled states in a single-neutron system
Yuji Hasegawa, Rudolf Loidl, Gerald Badurek, Stephan Sponar, Helmut Rauch
 2009年08月
Proposed experiment for testing quantum contextuality with neutrons
Adan Cabello, Stefan Filipp, Helmut Rauch, Yuji Hasegawa
Phys. Rev. Lett. 100 (2008) 130404 2008年04月
Decoherence modes of entangled qubits within neutron interferometry
Reinhold A. Bertlmann, Katharina Durstberger, Yuji Hasegawa
Phys. Rev. A 73, 022111 (2006) 2005年12月
Non-cyclic Geometric Phase due to Spatial Evolution in a Neutron Interferometer
Stefan Filipp, Yuji Hasegawa, Rudolf Loidl, Helmut Rauch
Phys. Rev. A 72, 021602(R) (2005) 2004年12月
Spatial non-cyclic geometric phase in neutron interferometry
Stefan Filipp, Yuji Hasegawa, Rudolf Loidl, Helmut Rauch
 2004年08月
Violation of a Bell-like Inequality in Neutron Optical Experiments: Quantum contextuality
Yuji Hasegawa, Rudolf Loidl, Gerald Badurek, Matthias Baron, Helmut Rauch
 2003年11月
Berry phase in entangled systems: a proposed experiment with single neutrons
Reinhold A. Bertlmann, Katharina Durstberger, Yuji Hasegawa, Beatrix C. Hiesmayr
Phys.Rev.A69:032112,2004 2003年09月

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