九州大学 量子宇宙物理理論研究室 (宇宙物理理論研究室)
Theoretical Quantum Physics, Gravitation and Cosmology, Kyushu University
(Theoretical Astrophysics Group, Kyushu University)
PAST NEWS
Nov 26-28, 2024
Akira Taniguchi, Yuta Uenaga, Kosei Hatakeyama, and Tomoya Hirotani gave oral presentations at The 51th Quantum Information Technology Symposium (QIT51) held at University of Tokyo.
11月26-28日, 2024
上永さん、畠山さん、廣谷さんがサンポートホール高松で開催された第51回量子情報技術研究会 (QIT51) にて、口頭発表を行いました。
Nov 16, 2024
Kaito Kashiwagi, Akira Taniguchi, Yuta Uenaga, Kosei Hatakeyama, Tomoya Hirotani, and Ryotaro Fukuzumi gave oral presentations at The 130th Regular Meeting of Kyushu Branch of JPS held at University of Tokyo.
Oct 24, 2024
Daisuke Miki won the student presentation award of the JPS held in September 2024.
https://www.jps.or.jp/activities/awards/gakusei/2024a_student_presentation_award.php
https://www.sci.kyushu-u.ac.jp/koho/topics/topics_241028_2.html
10月24日, 2024
三木さんが日本物理学会第７９回年次大会で学生優秀発表賞を受賞しました。
https://www.jps.or.jp/activities/awards/gakusei/2024a_student_presentation_award.php
https://www.sci.kyushu-u.ac.jp/koho/topics/topics_241028_2.html
Sep 16-19, 2024
Takano Taira, Daisuke Miki, Kaito Kashiwagi, Akira Taniguchi, Tomoya Hirotani gave oral presentations at JPS 79th annual meeting (2024) held at University of Tokyo.
Sep 9-10, 2024
Sugumi Kanno, Akira Matsumura, Daisuke Miki gave oral presentations at Quantum probes for gravity workshop held at University of Tokyo.
Sep 5, 2024
Prof. Kanno gave an invited lecture at Japan Society of Refrigerating and Air Conditioning Engineers.
Sep 3, 2024
Assistant Prof. Takano Taira has joined our group.
9月3日, 2024
平良敬乃 特定プロジェクト教員(助教)が着任しました。
Aug 30, 2024
Kazuhiro Yamamoto gave oral presentations at Kyushu University Festa 2024 in Tokyo held at TOKYO MIDTOWN YAESU CONFERENCE.
Aug 5-9, 2024
Akira Matsumura and Kensuke Gallock-Yoshimura gave oral presentations at The 14th annual conference on Relativistic Quantum Information (North) held at Charles University.
8月5-9日, 2024
松村助教と芳村助教が，プラハ・カレル大学で開催されたThe 14th annual conference on Relativistic Quantum Information (North)にて口頭発表を行いました
Jul 23-26, 2024
Yuta Uenaga, Tomoya Hirotani, Ryotaro Fukuzumi, Kosei Hatakeyama, Kaito Kashiwagi, and Akira Taniguchi gave presentations at The 54th Summer School on Astronomy and Astrophysics held at Kashikojima Hojoen.
Tomoya Hirotani received the Oral Award.
7月23-26日, 2024
上永さん，廣谷さん，福澄さん，畠山さん，柏木さん，谷口さんが，賢島宝生苑で開催された2024年度第54回天文・天体物理若手夏の学校にて発表を行いました。
廣谷さんはオーラルアワードを受賞しました。おめでとうございます。
Jul 19, 2024
Our paper appears on arXiv.
Kensuke Gallock-Yoshimura, Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto,
“Decoherence of spin superposition state caused by a quantum electromagnetic field”
7月19日, 2024
論文を発表しました
Kensuke Gallock-Yoshimura, Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto,
"Decoherence of spin superposition state caused by a quantum electromagnetic field"
Jul 8-9, 2024
We invited Daniel Carney (Berkeley National Lab) to a workshop "Gravity and Quantum" series held at Kyushu University.
Jun 4-5, 2024
We invited Yanbei Chen (California Institute of Technology) to a worshop "Gravity and Quantum" series held at Kyushu University.
May 28, 2024
Our paper appears on arXiv.
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto,
“Feasible generation of gravity-induced entanglement by using optomechanical systems”
5月28日, 2024
論文を発表しました
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto,
“Feasible generation of gravity-induced entanglement by using optomechanical systems”
Mar 28, 2024
Akira Matsumura gave an oral presentation at Kyushu University trial.
3月28日, 2024
松村助教が九州大学で開催された第27回体験物理～物理の世界を体験してみよう～にて講義を行いました．
Mar 25, 2024
Yuuki Sugiyama obtained a Ph.D. in science, and Toi Nishida, Kohei Hokonohara, and Fumiya Nishimura obtained a M.Sc. in science. Kosei Hatakeyama, Ryotaro Fukuzumi, Tomoya Hirotani, and Mahiro Yamasaki obtained bachelor's degrees.
3月25日, 2024
杉山祐紀さんが博士(理学)，西田到生さん，鉾之原恒平さん，西村郁哉さんが修士(理学)の学位を取得されました。畠山広聖さん，福澄諒太郎さん，廣谷知也さん，山﨑眞尋さんが学士卒業されました。おめでとうございます．
Mar 21-22, 2024
Akira Matsumura gave an oral presentation at Quantum entanglement and Gravity held at Kindai University.
3月21-22日, 2024
松村助教が近畿大学で開催された研究会「量子もつれと重力」にて口頭発表を行いました．
Mar 18-21, 2024
Yui Kuramochi, Daisuke Miki, Kaito Kashiwagi, Akira Taniguchi, Kosei Hatakeyama, Tomoya Hirotani gave an oral presentation at JPS 2024 Spring Meeting.
Mar 6-8, 2024
Mr. Taniguchi gave an oral presentation at the Joint workshop on General Relativity and Cosmology held in Chiba Prefecture and received the Outstanding Presentation Award Gold Prize.
3月6-8日, 2024
谷口さんが，千葉県で開催された
Joint workshop on General Relativity and Cosmologyにて口頭発表を行い，
Outstanding Presentation Award Gold Prizeを受賞しました．
2月19-23日, 2024
谷口さんが，Gravity and Cosmology 2024にて口頭発表を行いました。
Feb 7-9, 2024
Prof. Kanno gave a talk as an invited speaker at Third mini-workshop on the Early Universe held at Ishigaki Island.
Feb7-9, 2024
Akira Taniguchi gave a talk at Third mini-workshop on the Early Universe held at Ishigaki Island
Jan 19, 2024
Our paper appears on arXiv.
Tomoya Hirotani, Akira Matsumura, Yasusada Nambu, Kazuhiro Yamamoto,
“Large violation of Leggett-Garg inequalities with coherent-state projectors for a harmonic oscillator and chiral scalar field”
1月19日, 2024
論文を発表しました。
Tomoya Hirotani, Akira Matsumura, Yasusada Nambu, Kazuhiro Yamamoto,
“Large violation of Leggett-Garg inequalities with coherent-state projectors for a harmonic oscillator and chiral scalar field”
Jan 16, 2024
Yuuki Sugiyama gave a poster talk at Symposium on quantum native development and research
Jan 8, 2024
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto,
"Quantumness of gravitational field: A perspective on monogamy relation"
1月8日, 2024
論文を発表しました
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto,
"Quantumness of gravitational field: A perspective on monogamy relation"
Dec 17-19, 2023
Fumiya Nishimura gave a talk at The 49th Quantum Information Technology Symposium (QIT49)
Dec 4-7, 2023
Prof. Kanno gave a talk as an invited speaker at Large-scale Parity Violation Workshop
Dec 8, 2023
Prof. Gallock-Yoshimura gave a talk at RQI Circuit Broadcast at the ISRQI YouTube channel
Dec 7, 2023
Our new paper appears on arXiv.
“Relativistic quantum Otto engine: Instant work extraction from a quantum field”
12月8日, 2023
論文を発表しました
“Relativistic quantum Otto engine: Instant work extraction from a quantum field”
12月7日, 2023
論文を発表しました。
“Relativistic quantum Otto engine: Instant work extraction from a quantum field”
Dec 7, 2023
Our new paper appears on arXiv.
Kaito Kashiwagi, Akira Matsumura,
“Markovian quantum master equation with Poincaré symmetry”
12月7日, 2023
論文を発表しました。
Kaito Kashiwagi, Akira Matsumura,
“Markovian quantum master equation with Poincaré symmetry”
Dec 2, 2023
Mr. Kashiwagi, Mr. Tani, Mr. Taniguchi, and Mr. Hatakeyama gave a talk at The 129th Regular Meeting of Kyushu Branch of JPS held at Nagasaki University.
12月2日, 2023
柏木さん，谷さん，谷口さん，畠山さんが，長崎大学で開催された第129回日本物理学会九州支部例会で口頭発表を行いました．
Nov 27 - Dec 1, 2023
Daisuke Miki gave a poster presentation at Feedback in Quantum Machines 2023 held at OIST.
11月27日-12月1日, 2023
三木さんが，OISTで開催されたFeedback in Quantum Machines 2023でポスター発表を行いました．
Nov 27 - Dec 1, 2023
Akira Taniguchi gave oral presentations at The 32nd Workshop on General Relativity and Gravitation in Japan held at Nagasaki University.
11月27日-12月1日, 2023
谷口さんが，名古屋大学で開催されたThe 32nd Workshop on General Relativity and Gravitation in Japanで口頭発表を行いました。
Nov 22, 2023
Yui Kuramochi's paper appears on
https://www.kyushu-u.ac.jp/ja/researches/view/1004
This paper was selected as Featured in Physics in Physical Review Letters.
11月22日, 2023
倉持助教の論文がプレスリリースに掲載されました。
https://www.kyushu-u.ac.jp/ja/researches/view/1004
Physical Review Letters 誌の Featured in Physics にも選ばれました。
Nov 18, 2023
Our new paper appears on arXiv.
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto,
“Negativity volume of the generalized Wigner function in gravitating hybrid system”
11月18日, 2023
論文を発表しました。
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto,
“Negativity volume of the generalized Wigner function in gravitating hybrid system”
Nov 7, 2023
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda, Akira Taniguchi,
“Search for high-frequency gravitational waves with Rydberg atoms”
11月7日, 2023
論文を発表しました。
Sugumi Kanno, Jiro Soda, Akira Taniguchi,
“Search for high-frequency gravitational waves with Rydberg atoms”
Nov 6, 2023
Our new paper appears on arXiv.
Masaki Tani, Kosei Hatakeyama, Daisuke Miki, Yuuki Yamasaki, Kazuhiro Yamamoto
“Violation of the two-time Leggett-Garg inequalities for a coarse-grained quantum field”
11月6日, 2023
論文を発表しました。
Masaki Tani, Kosei Hatakeyama, Daisuke Miki, Yuuki Yamasaki, Kazuhiro Yamamoto
“Violation of the two-time Leggett-Garg inequalities for a coarse-grained quantum field”
Nov 1, 2023
Our new paper appears on arXiv.
Daisuke Miki, A. Matsumura, Kazuhiro Yamamoto
“Quantum signature of gravity in optomechanical systems with conditional measurement”
11月1日, 2023
論文を発表しました。
Daisuke Miki, A. Matsumura, Kazuhiro Yamamoto
“Quantum signature of gravity in optomechanical systems with conditional measurement”
Oct 25, 2023
Our new paper appears on arXiv.
Kosei Hatakeyama, Daisuke Miki, Masaki Tani, Yuuki Yamasaki, Satoshi Iso, Apriadi Salim Adam, Ar Rohim, Kazuhiro Yamamoto
“Violation of the two-time Leggett-Garg inequalities for a harmonic oscillator”
10月25日, 2023
論文を発表しました。
Kosei Hatakeyama, Daisuke Miki, Masaki Tani, Yuuki Yamasaki, Satoshi Iso, Apriadi Salim Adam, Ar Rohim, Kazuhiro Yamamoto
“Violation of the two-time Leggett-Garg inequalities for a harmonic oscillator”
Oct 1, 2023
Assistant Prof. Kensuke Gallock-Yoshimura has joined our group.
Aug 28, 2023
Our new paper appears on arXiv.
Tomohiro Fujita, Youka Kaku, Akira Matumura, Yuta Michimura
“Inverted Oscillators for Testing Gravity-induced Quantum Entanglement”
10月1日, 2023
ギャロック 芳村 健祐 特定プロジェクト教員(助教)が着任しました。
8月28日, 2023
論文を発表しました。
Tomohiro Fujita, Youka Kaku, Akira Matumura, Yuta Michimura
“Inverted Oscillators for Testing Gravity-induced Quantum Entanglement”
8月7日, 2023
Our new paper appears on arXiv.
Fumiya Nishimura, Yui Kuramochi, Kazuhiro Yamamoto
“Standard quantum limit of finite-size optical lattice clock in estimating gravitational potential”
8月7日, 2023
論文を発表しました。
Fumiya Nishimura, Yui Kuramochi, Kazuhiro Yamamoto
“Standard quantum limit of finite-size optical lattice clock in estimating gravitational potential”
8月6日, 2023
Our new paper appears on arXiv.
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Quantum uncertainty of gravitational field and entanglement in superposed massive particles”
8月6日, 2023
論文を発表しました。
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Quantum uncertainty of gravitational field and entanglement in superposed massive particles”
Jun 16, 2023
We have a post-doctoral position starting Oct. 1st. The application deadline is July 31st.
6月5日, 2023
Our new paper appears on arXiv.
Youka Kaku, Tomohiro Fujita, Akira Matsumura,
"Enhancement of quantum gravity signal in an optomechanical experiment"
6月5日, 2023
論文を発表しました。
Youka Kaku, Tomohiro Fujita, Akira Matsumura,
"Enhancement of quantum gravity signal in an optomechanical experiment"
5月30日, 2023
Our new paper appears on arXiv.
Shinichiro Yamano, Takaya Matsuura, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi
"General treatment of Gaussian trusted noise in continuous variable quantum key distribution"
5月30日, 2023
論文を発表しました。
Shinichiro Yamano, Takaya Matsuura, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi
"General treatment of Gaussian trusted noise in continuous variable quantum key distribution"
4月10日, 2023
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda, Akira Taniguchi,
"Circularly polarized gravitational waves in Chern-Simons gravity originated from an axion domain wall"
4月10日, 2023
論文を発表しました。
Sugumi Kanno, Jiro Soda, Akira Taniguchi,
"Circularly polarized gravitational waves in Chern-Simons gravity originated from an axion domain wall"
Mar 20, 2023
Kazushige Ueda obtained a Ph.D. in science, and Tomoya Shichijo obtained a M.Sc. in science.
3月20日, 2023
上田和茂さんが博士（理学）、七條友哉さんが修士（理学）の学位を取得されました。おめでとうございます。
Mar 20, 2023
Akira Taniguchi, Yuuki Yamasaki, Masaki, Tani, and Kaito Kashiwagi obtained bachelor's degrees. They go on to a master's degree.
3月20日, 2023
谷口彰さん、山﨑優樹さん、谷将樹さん、柏木海翔さんが学士卒業されました。おめでとうございます。4人は修士課程に進学します。
3月8日, 2023
Our new paper appears on arXiv.
Tomoya Shichijo, Nobuyuki Matsumoto, Akira Matsumura, Daisuke Miki, Yuuki Sugiyama, Kazuhiro Yamamoto,
"Quantum state of a suspended mirror coupled to cavity light - Wiener filter analysis of the pendulum and rotational modes-"
3月8日, 2023
論文を発表しました。
Tomoya Shichijo, Nobuyuki Matsumoto, Akira Matsumura, Daisuke Miki, Yuuki Sugiyama, Kazuhiro Yamamoto,
"Quantum state of a suspended mirror coupled to cavity light - Wiener filter analysis of the pendulum and rotational modes-"
1月31日, 2023
Our new paper appears on arXiv.
Sugumi Kanno, Ann Nakato, Jiro Soda, Kazushige Ueda,
"A peak in the power spectrum of primordial gravitational waves induced by primordial magnetic fields"
1月31日, 2023
論文を発表しました。
Sugumi Kanno, Ann Nakato, Jiro Soda, Kazushige Ueda,
"A peak in the power spectrum of primordial gravitational waves induced by primordial magnetic fields"
1月9日, 2023
Our new paper appears on arXiv.
Takaya Matsuura, Shinichiro Yamano, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi,
"Refined finite-size analysis of binary-modulation continuous-variable quantum key distribution"
1月9日, 2023
論文を発表しました。
Takaya Matsuura, Shinichiro Yamano, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi,
"Refined finite-size analysis of binary-modulation continuous-variable quantum key distribution"
1月4日, 2023
Our new paper appears on arXiv.
Akira Matsumura
"Reduced dynamics with Poincaré symmetry in open quantum system"
1月4日, 2023
論文を発表しました。
Akira Matsumura
"Reduced dynamics with Poincaré symmetry in open quantum system"
12月21日, 2022
Our new paper appears on arXiv.
Yuuki Sugiyama, Tomoya Shichijo, Nobuyuki Matsumoto, Akira Matsumura, Daisuke Miki, Kazuhiro Yamamoto,
"Effective description of a suspended mirror coupled to cavity light -Limitations of Q-enhancement due to normal mode splitting by an optical spring-"
12月21日, 2022
論文を発表しました。
Yuuki Sugiyama, Tomoya Shichijo, Nobuyuki Matsumoto, Akira Matsumura, Daisuke Miki, Kazuhiro Yamamoto,
"Effective description of a suspended mirror coupled to cavity light -Limitations of Q-enhancement due to normal mode splitting by an optical spring-"
11月11日, 2022
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda, Kazushige Ueda
"Impact of quantum entanglement induced by magnetic fields on primordial gravitational waves"
11月11日, 2022
論文を発表しました。
Sugumi Kanno, Jiro Soda, Kazushige Ueda
"Impact of quantum entanglement induced by magnetic fields on primordial gravitational waves"
10月25日, 2022
Our new paper appears on arXiv.
Daisuke Miki, Nobuyuki Matsumoto, Akira Matsumura, Tomoya Shichijo, Yuuki Sugiyama, Kazuhiro Yamamoto, Naoki Yamamoto
"Generating quantum entanglement between macroscopic objects with continuous measurement and feedback control"
10月25日, 2022
論文を発表しました。
Daisuke Miki, Nobuyuki Matsumoto, Akira Matsumura, Tomoya Shichijo, Yuuki Sugiyama, Kazuhiro Yamamoto, Naoki Yamamoto
"Generating quantum entanglement between macroscopic objects with continuous measurement and feedback control"
Sep 22, 2022
Akira Dohi obtained a Ph.D. in science.
9月22日, 2022
土肥明さんが博士（理学）の学位を取得されました。おめでとうございます。
9月14日, 2022
Our new paper appears on arXiv.
Sugumi Kanno, Ann Nakato, Jiro Soda, Kazushige Ueda
"Anisotropic warm inflation"
9月14日, 2022
論文を発表しました。
Sugumi Kanno, Ann Nakato, Jiro Soda, Kazushige Ueda
"Anisotropic warm inflation"
Sep14, 2022
Our new paper appears on arXiv.
Issei Koga, Naritaka Oshita, Kazushige Ueda
"dS4 universe emergent from Kerr-AdS5 spacetime: bubble nucleation catalyzed by a black hole"
9月14日, 2022
論文を発表しました。
Issei Koga, Naritaka Oshita, Kazushige Ueda
"dS4 universe emergent from Kerr-AdS5 spacetime: bubble nucleation catalyzed by a black hole"
Aug 31, 2022
Our group's introductory article by Kazushige Ueda and Yuuki Sugiyama appears on
https://www.sci.kyushu-u.ac.jp/koho/qrinews/qrinews_220831.html
8月31日, 2022
上田和茂さんと杉山祐紀さんの紹介記事が九大理学部ニュースに掲載されました。
https://www.sci.kyushu-u.ac.jp/koho/qrinews/qrinews_220831.html
Aug 29, 2022
Our new paper appears on arXiv.
Yui Kuramochi, Hiroyasu Tajima
"Wigner-Araki-Yanase theorem for continuous and unbounded conserved observables"
8月29日, 2022
論文を発表しました。
Yui Kuramochi, Hiroyasu Tajima
"Wigner-Araki-Yanase theorem for continuous and unbounded conserved observables"
Aug 25, 2022
Our new paper appears on arXiv.
Shinichiro Yamano, Takaya Matsuura, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi
"Finite-size security proof of binary-modulation continuous-variable quantum key distribution using only heterodyne measurement"
8月25日, 2022
論文を発表しました。
Shinichiro Yamano, Takaya Matsuura, Yui Kuramochi, Toshihiko Sasaki, Masato Koashi
"Finite-size security proof of binary-modulation continuous-variable quantum key distribution using only heterodyne measurement"
Aug 10, 2022
Our new paper appears on arXiv.
Ar Rohim, Apriadi Salim Adam, Kazuhiro Yamamoto
"Massive fermion between two parallel chiral plates"
8月10日, 2022
論文を発表しました。
Ar Rohim, Apriadi Salim Adam, Kazuhiro Yamamoto
"Massive fermion between two parallel chiral plates"
Jul 22, 2022
Akira Matsumura and Kazuhiro Yamamoto's paper appears on
Jul 12, 2022
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda, Kazushige Ueda
"Conversion of squeezed gravitons into photons during inflation"
7月12日, 2022
論文を発表しました。
Sugumi Kanno, Jiro Soda, Kazushige Ueda
"Conversion of squeezed gravitons into photons during inflation"
Jun 22, 2022
Our new paper appears on arXiv.
Hiroyasu Tajima, Ryuji Takagi, Yui Kuramochi,
"Universal trade-off structure between symmetry, irreversibility, and quantum coherence in quantum processes"
6月22日, 2022
論文を発表しました。
Hiroyasu Tajima, Ryuji Takagi, Yui Kuramochi,
"Universal trade-off structure between symmetry, irreversibility, and quantum coherence in quantum processes"
Jun 9, 2022
Our new paper appears on arXiv.
Sugumi Kanno, Misao Sasaki,
“Graviton non-gaussianity in α-vacuum”
6月9日, 2022
論文を発表しました。
Sugumi Kanno, Misao Sasaki,
“Graviton non-gaussianity in α-vacuum”
Jun 6, 2022
Our new paper appears on arXiv.
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Consistency between causality and complementarity guaranteed by Robertson inequality in quantum field theory”
6月6日, 2022
論文を発表しました。
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Consistency between causality and complementarity guaranteed by Robertson inequality in quantum field theory”
Mat 18, 2022
Kazushige Ueda won the student presentation award of the JPS held in March 2022.
5月18日, 2022
上田 和茂さんが日本物理学会第７７回年次大会で学生優秀発表賞を受賞しました。
Mat 17, 2022
Yuuki Sugiyama and Prof. Yamamoto's paper appears on
https://www.nikkei.com/article/DGXZRSP632381_17052022000000/
5月17日, 2022
杉山 祐紀さんと山本教授の論文がプレスリリースに掲載されました。
https://www.nikkei.com/article/DGXZRSP632381_17052022000000/
Apr 4, 2022
Our new paper appears on arXiv.
Akira Matsumura
"Role of coherence in entanglement due to gravity"
4月4日, 2022
論文を発表しました。
Akira Matsumura
"Role of coherence in entanglement due to gravity"
Mar 18, 2022
Our new paper appears on arXiv.
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Effects of photon field on entanglement generation in charged particles”
3月18日, 2022
論文を発表しました。
Yuuki Sugiyama, Akira Matsumura, Kazuhiro Yamamoto
“Effects of photon field on entanglement generation in charged particles”
Feb 8, 2022
Our new paper appears on arXiv.
Masahiro Hotta, Yasusada Nambu, Yuuki Sugiyama, Kazuhiro Yamamoto, Go Yusa
"Expanding Edges of Quantum Hall Systems in a Cosmology Language"
2月8日, 2022
論文を発表しました。
Masahiro Hotta, Yasusada Nambu, Yuuki Sugiyama, Kazuhiro Yamamoto, Go Yusa
"Expanding Edges of Quantum Hall Systems in a Cosmology Language"
Jan 20, 2022
Our new paper appears on arXiv.
Issei Koga, Naritaka Oshita, Kazushige Ueda
"Global study of the scalar quasi-normal modes of Kerr-AdS5 black holes: Stability, thermality, and horizon area quantization"
1月20日, 2022
論文を発表しました。
Issei Koga, Naritaka Oshita, Kazushige Ueda
"Global study of the scalar quasi-normal modes of Kerr-AdS5 black holes: Stability, thermality, and horizon area quantization"
Jan 1, 2022
Dr. Ar Rohim joins our group
1月1日, 2022
Ar Rohimさんが学術研究員として着任しました。
Dec 30, 2021
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda
"Squeezed quantum states of graviton and axion in the universe"
12月30日, 2021
論文を発表しました。
Sugumi Kanno, Jiro Soda
"Squeezed quantum states of graviton and axion in the universe"
Dec 24, 2021
Our new paper appears on arXiv.
Koki Yamashita, Yue Nan, Yuuki Sugiyama, Kazuhiro Yamamoto
"Large-scale structure with superhorizon isocurvature dark energy"
12月24日, 2021
論文を発表しました。
Koki Yamashita, Yue Nan, Yuuki Sugiyama, Kazuhiro Yamamoto
"Large-scale structure with superhorizon isocurvature dark energy"
Dec 22, 2021
Our new paper appears on arXiv.
Akira Matsumura
"Path-entangling evolution and quantum gravitational interaction"
12月22日, 2021
論文を発表しました。
Akira Matsumura
"Path-entangling evolution and quantum gravitational interaction"
Nov 30, 2021
Our new paper appears on arXiv.
Yue Nan, Kazuhiro Yamamoto
"Dark energy model with very large-scale inhomogeneity"
11月30日, 2021
論文を発表しました。
Yue Nan, Kazuhiro Yamamoto
"Dark energy model with very large-scale inhomogeneity"
Nov 30, 2021
Our new paper appears on arXiv.
Yui Kuramochi
"Infinite dimensionality of the post-processing order of measurements on a general state space"
11月30日, 2021
論文を発表しました。
Yui Kuramochi
"Infinite dimensionality of the post-processing order of measurements on a general state space"
Nov 30, 2021
Our new paper appears on arXiv.
Akira Matsumura, Yasusada Nambu, Kazuhiro Yamamoto
"Leggett-Garg inequalities for testing quantumness of gravity"
11月30日, 2021
論文を発表しました。
Akira Matsumura, Yasusada Nambu, Kazuhiro Yamamoto
"Leggett-Garg inequalities for testing quantumness of gravity"
Aug 2, 2021
Our new paper appears on arXiv.
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto
"Non-Gaussian entanglement in gravitating masses: the role of cumulants"
8月2日, 2021
論文を発表しました。
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto
"Non-Gaussian entanglement in gravitating masses: the role of cumulants"
Aug 1, 2021
Dr. Yui Kuramochi joins our group
8月1日, 2021
倉持 結さんが学術研究員として着任しました。
May 28, 2021
Our new paper appears on arXiv.
Ar Rohim, Kazuhiro Yamamoto
"Effects of chiral MIT boundary conditions for Dirac particle in a box"
5月28日, 2021
論文を発表しました。
Ar Rohim, Kazuhiro Yamamoto
"Effects of chiral MIT boundary conditions for Dirac particle in a box"
May 27, 2021
Our new paper appears on arXiv.
Sugumi Kanno, Akira Matsumura, Jiro Soda
"Harvesting quantum coherence from axion dark matter"
5月27日, 2021
論文を発表しました。
Sugumi Kanno, Akira Matsumura, Jiro Soda
"Harvesting quantum coherence from axion dark matter"
April 15, 2021
Our new paper appears on arXiv.
Kazushige Ueda, Atsushi Higuchi, Kazuhiro Yamamoto, Ar Rohim, Yue Nan
"Entanglement of the Vacuum between Left, Right, Future, and Past: Dirac spinor in Rindler spaces and Kasner spaces"
4月15日, 2021
論文を発表しました。
Kazushige Ueda, Atsushi Higuchi, Kazuhiro Yamamoto, Ar Rohim, Yue Nan
"Entanglement of the Vacuum between Left, Right, Future, and Past: Dirac spinor in Rindler spaces and Kasner spaces"
April 1, 2021
Our new paper appears on arXiv.
Sugumi Kanno, Jiro Soda, Junsei Tokuda
"Indirect detection of gravitons through quantum entanglement"
4月1日, 2021
論文を発表しました。
Sugumi Kanno, Jiro Soda, Junsei Tokuda
"Indirect detection of gravitons through quantum entanglement"
March 20, 2021
Our new paper appears on arXiv.
Haruka Sakemi, Rikuto Omae, Takumi Ohmura, Mami Machida
"Energy estimation of high energy particles associated with the SS433/W50 system through radio observation at 1.4 GHz"
3月20日, 2021
論文を発表しました。
Haruka Sakemi, Rikuto Omae, Takumi Ohmura, Mami Machida
"Energy estimation of high energy particles associated with the SS433/W50 system through radio observation at 1.4 GHz"
March 11, 2021
Prof. Kanno gave a public lecture on "The Universe that I envisaged as I move around the world" at Osaka University
March 1, 2021
Our new paper appears on arXiv.
Akira Matsumura
Field-induced entanglement in spatially superposed objects
3月1日, 2021
論文を発表しました。
Akira Matsumura
Field-induced entanglement in spatially superposed objects
February 24, 2021
Our new paper appears on arXiv.
Hiroki Matsui
"Lorentzian path integral for quantum tunneling and WKB approximation for wave-function"
2月24日, 2021
論文を発表しました。
Hiroki Matsui
"Lorentzian path integral for quantum tunneling and WKB approximation for wave-function"
February 22, 2021
Prof. Kanno was awarded the Toshiko Yuasa Prize for "the exploration of new areas of cosmology"
February 19, 2021
Our new paper appears on arXiv.
Takumi Ohmura, Kojiro Ono, Haruka Sakemi, Yuta Tashima, Rikuto Omae, Mami Machida
"Continuous Jets and Backflow Models for the Formation of W50/SS433 in Magnetohydrodynamics Simulations"
2月19日, 2021
論文を発表しました。
Takumi Ohmura, Kojiro Ono, Haruka Sakemi, Yuta Tashima, Rikuto Omae, Mami Machida
"Continuous Jets and Backflow Models for the Formation of W50/SS433 in Magnetohydrodynamics Simulations"
February 9, 2021
Prof. Kanno's paper was selected as Editors' suggestion in Physical Review D.
Sugumi Kanno, Jiro Soda, and Junsei Tokuda,
"Noise and decoherence induced by gravitons"
2月9日, 2021
菅野准教授らの論文：
Sugumi Kanno, Jiro Soda, and Junsei Tokuda,
"Noise and decoherence induced by gravitons"
が Physical Review D 誌のEditors’ suggestionに選ばれました。
February 2, 2021
We will host the workshop
"Macroscopic Quantum Phenomena and Quantum Gravity"
at YITP, Kyoto University from October 11 to October 14, 2021
December 30, 2020
Our new paper appears on arXiv.
Yuuki Sugiyama, Kazuhiro Yamamoto, Tsutomu Kobayashi
"Gravitational waves in Kasner spacetimes and Rindler wedges in Regge-Wheeler gauge: Unruh effect"
12月30日, 2020
論文を発表しました。
Yuuki Sugiyama, Kazuhiro Yamamoto, Tsutomu Kobayashi
"Gravitational waves in Kasner spacetimes and Rindler wedges in Regge-Wheeler gauge: Unruh effect"
October 11, 2020
Our new paper appears on arXiv.
Akira Matsumura, Kazuhiro Yamamoto
"Gravity-induced entanglement in optomechanical systems"
10月11日, 2020
論文を発表しました。
Akira Matsumura, Kazuhiro Yamamoto
"Gravity-induced entanglement in optomechanical systems"
October 11, 2020
Our new paper appears on arXiv.
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto
"Entanglement and decoherence of massive particles due to gravity"
10月11日, 2020
論文を発表しました。
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto
"Entanglement and decoherence of massive particles due to gravity"
October 1, 2020
Dr. Hiroki Matsui joins our group
10月1日, 2020
松井 宏樹さんがポスドクとして着任しました。
September 1, 2020
Prof. Sugumi Kanno joins our group
9月1日, 2020
菅野 優美 准教授が着任しました。