Past News

Our paper appears on arXiv.

Kosei Hatakeyama, Daisuke Miki, Kazuhiro Yamamoto

"Enhanced Gravity-Induced Entanglement via Squeezed Input Light under Finite Measurement Time''

arXiv:2508.01397 [quant-ph]

Our paper appears on arXiv.

Nobuyuki Matsumoto, Katsuta Sakai, Kosei Hatakeyama, Kiwamu Izumi, Daisuke Miki, Satoshi Iso, Akira Matsumura, Kazuhiro Yamamoto

"Space-based mm/mg-scale Laser Interferometer for Quantum Gravity''

arXiv:2507.12899 [gr-qc]

Our paper appears on arXiv.

Taiki Ikeda, Youka Kaku, Sugumi Kanno, Jiro Soda

"Toward graviton detection via photon-graviton quantum state conversion''

arXiv:2507.01609 [quant-ph]

Our paper appears on arXiv.

Andreas Fring, Takano Taira, Bethan Turner

"Ghost-Free Quantisation of Higher Time-Derivative Theories via Non-Unitary Similarity Transformations''

arXiv:2506.21400 [guant-ph]

Our paper appears on arXiv.

Taiki Ikeda, Sugumi Kanno, Jiro Soda

"Enhancing photon-axion conversion probability with squeezed coherent states''

arXiv:2506.14354 [quant-ph]

Our paper appears on arXiv.

Sugumi Kanno, Jiro Soda, Akira Taniguchi

"Parity violation in photon quasinormal modes of black holes''

arXiv:2506.04149 [gr-qc]

Tomoya Hirotani received the Student Presentation Award at the 51st Quantum Information Technology Conference.

Our paper appears on arXiv.

Yuta Uenaga, Kensuke Gallock-Yoshimura, Takano Taira

"Exact treatment of the quantum Langevin equation under time-dependent system-bath coupling via a train of delta distributions''

arXiv:2505.00386 [quant-ph]

Our paper appears on arXiv.

Tomoya Hirotani, Kensuke Gallock-Yoshimura

"Relativistic quantum Otto heat engine using a three-level Unruh-DeWitt detector''

arXiv:2504.01435 [quant-ph]

Our paper appears on arXiv.

Andreas Fring, Takano Taira, Bethan Turner

"Quantisations of exactly solvable ghostly models''

arXiv:2503.21447 [quant-ph]

Daisuke Miki has obtained a Ph.D. in Science. He will move to the California Institute of Technology next academic year as a JSPS Overseas Research Fellow.

Kaito Kashiwagi, Yuki Yamazaki, and Akira Taniguchi have obtained their Master’s degrees in Science. All three will continue their research in our laboratory as doctoral students.

Akira Taniguchi was awarded for his outstanding master’s thesis, following a highly favorable evaluation by the review committee.

Takano Taira, Kaito Kashiwagi, Tomoya Hirotani and Yuta Uenaga gave oral presentations at The Physical Society of Japan 2025 Spring Meeting. 

Our paper appears on arXiv.

Daisuke Miki, Youka Kaku, Yubao Liu, Yiqiu Ma, Yanbei Chen

"The Role of Quantum Measurements when Testing the Quantum Nature of Gravity''

arXiv:2503.11882 [quant-ph]

Takano Taira, Tomoya Hirotani, and Yuta Uenaga gave oral presentations at Quantum Foundation 2025 held at the University of Tokyo.

Our paper appears on arXiv.

Kensuke Gallock-Yoshimura, Yuki Osawa, Yasusada Nambu

"Acceleration-induced radiation from a qudit particle detector model''

arXiv:2502.06945 [gr-qc]

Our paper appears on arXiv.

Youka Kaku, Akira Matsumura, Tomohiro Fujita

"Sudden Decoherence by Resonant Particle Excitation for Testing Gravity-Induced Entanglement''

arXiv:2501.18147 [qr-qc]

Akira Taniguchi gave an oral presentation at TESTING GRAVITY 2025 held at Simon Fraser University Harbour Center, Vancouver.