A strict experimental test of macroscopic realism in a superconducting flux qubit GC Knee, K Kakuyanagi, MC Yeh, Y Matsuzaki, H Toida, H Yamaguchi, ...
Nature communications 7 (1), 13253, 2016
168 2016 Vacuum Rabi splitting in a semiconductor circuit QED system H Toida, T Nakajima, S Komiyama
Physical review letters 110 (6), 066802, 2013
135 2013 Observation of collective coupling between an engineered ensemble of macroscopic artificial atoms and a superconducting resonator K Kakuyanagi, Y Matsuzaki, C Déprez, H Toida, K Semba, H Yamaguchi, ...
Physical review letters 117 (21), 210503, 2016
76 2016 A long-lived capacitively shunted flux qubit embedded in a 3D cavity LV Abdurakhimov, I Mahboob, H Toida, K Kakuyanagi, S Saito
Applied Physics Letters 115 (26), 2019
44 2019 Electron paramagnetic resonance spectroscopy using a single artificial atom H Toida, Y Matsuzaki, K Kakuyanagi, X Zhu, WJ Munro, H Yamaguchi, ...
Communications Physics 2 (1), 33, 2019
36 2019 Improving the lifetime of the nitrogen-vacancy-center ensemble coupled with a superconducting flux qubit by applying magnetic fields Y Matsuzaki, X Zhu, K Kakuyanagi, H Toida, T Shimooka, N Mizuochi, ...
Physical Review A 91 (4), 042329, 2015
32 2015 Electron paramagnetic resonance spectroscopy using a direct current-SQUID magnetometer directly coupled to an electron spin ensemble H Toida, Y Matsuzaki, K Kakuyanagi, X Zhu, WJ Munro, K Nemoto, ...
Applied Physics Letters 108 (5), 2016
28 2016 Improving the coherence time of a quantum system via a coupling to a short-lived system Y Matsuzaki, X Zhu, K Kakuyanagi, H Toida, T Shimo-Oka, N Mizuochi, ...
Physical review letters 114 (12), 120501, 2015
27 2015 Electron spin resonance with up to 20 spin sensitivity measured using a superconducting flux qubit RP Budoyo, K Kakuyanagi, H Toida, Y Matsuzaki, S Saito
Applied Physics Letters 116 (19), 2020
26 2020 Driven-state relaxation of a coupled qubit-defect system in spin-locking measurements LV Abdurakhimov, I Mahboob, H Toida, K Kakuyanagi, Y Matsuzaki, ...
Physical Review B 102 (10), 100502, 2020
22 2020 Magnetic sensing via ultrasonic excitation H Yamada, K Takashima, K Ikushima, H Toida, M Sato, Y Ishizawa
Review of Scientific Instruments 84 (4), 2013
22 2013 Electron paramagnetic resonance spectroscopy of RP Budoyo, K Kakuyanagi, H Toida, Y Matsuzaki, WJ Munro, ...
Physical Review Materials 2 (1), 011403, 2018
21 2018 Phonon-bottlenecked spin relaxation of Er3+: Y2SiO5 at sub-kelvin temperatures RP Budoyo, K Kakuyanagi, H Toida, Y Matsuzaki, WJ Munro, ...
Applied Physics Express 11 (4), 043002, 2018
19 2018 Identification of different types of high-frequency defects in superconducting qubits LV Abdurakhimov, I Mahboob, H Toida, K Kakuyanagi, Y Matsuzaki, ...
PRX Quantum 3 (4), 040332, 2022
16 2022 Magnetometry of neurons using a superconducting qubit H Toida, K Sakai, TF Teshima, M Hori, K Kakuyanagi, I Mahboob, Y Ono, ...
Communications Physics 6 (1), 19, 2023
9 2023 Submicrometer-scale temperature sensing using quantum coherence of a superconducting qubit K Kakuyanagi, H Toida, LV Abdurakhimov, S Saito
New Journal of Physics 25 (1), 013036, 2023
6 2023 A three-dimensional Josephson parametric amplifier I Mahboob, H Toida, K Kakuyanagi, Y Nakamura, S Saito
Applied Physics Express 15 (6), 062005, 2022
6 2022 Analysis of the spectroscopy of a hybrid system composed of a superconducting flux qubit and diamond NV− centers H Cai, Y Matsuzaki, K Kakuyanagi, H Toida, X Zhu, N Mizuochi, K Nemoto, ...
Journal of Physics: Condensed Matter 27 (34), 345702, 2015
6 2015 Control of the transition frequency of a superconducting flux qubit by longitudinal coupling to the photon number degree of freedom in a resonator H Toida, T Ohrai, Y Matsuzaki, K Kakuyanagi, S Saito
Physical Review B 102 (9), 094502, 2020
5 2020 Architecture to achieve nuclear magnetic resonance spectroscopy with a superconducting flux qubit K Miyanishi, Y Matsuzaki, H Toida, K Kakuyanagi, M Negoro, M Kitagawa, ...
Physical Review A 101 (5), 052303, 2020
5 2020 
Shiro SaitoNTT Basic Research LaboratoriesEmail verificata su ntt.com