研究成果 | 掲載論文
2022年度
"Spatial separation of collinearly emitted broadband frequency-correlated photon pairs"
Y. Kamei, B. Cao, R. Okamoto, S. Takeuchi
Phys. Rev. A, 107, L010601 (2023) . (doi:10.1103/PhysRevA.107.L010601)
"Optimizing the coupling efficiency of spontaneous parametric down-conversion photon pairs into single-mode fibers"
N. Schawaller, G. Park, R. Okamoto, S. Takeuchi
Phys. Rev. A, 106, 043719 (2022) . (doi:10.1103/PhysRevA.106.043719)
"High-depth-resolution imaging of dispersive samples using quantum optical coherence tomography"
K. Hayama, B. Cao, R. Okamoto, S. Suezawa, M. Okano, S. Takeuchi
Optics Letters, 47(19), 4949-4952 (2022) . (doi:10.1364/OL.469874)
"Wavelength-Tunable Quantum Absorption Spectroscopy in the Broadband Midinfrared Region"
M. Arahata, Y. Mukai, T. Tashima, R. Okamoto, S. Takeuchi
Phys. Rev. Applied, 18, 034015 (2022) . (doi:10.1103/PhysRevApplied.18.034015)
"Quantum Fourier-transform infrared spectroscopy in the fingerprint region"
Y. Mukai, R. Okamoto, S. Takeuchi
Opt.Exp., 30(13), 22624-22636 (2022) . (doi:10.1364/OE.455718)
2021年度
"Hybrid device of hexagonal boron nitride nanoflakes with defect centres and a nano-fibre Bragg cavity"
T.Tashima, H.Takashima, A W. Schell, T T. Tran, I Aharonovich and S.Takeuchi
Sci. Rep., 12, 96 (2022) . (doi:10.1038/s41598-021-03703-z )
"Fabrication of detonation nanodiamonds containing silicon-vacancy color centers by high temprature annealing"
K.Shimazaki, H.Kawaguchi, H.Takashima, T F. Segawa, F T.-K. So, D.Terada, S.Onoda, T Ohshima, M Shirakawa and S.Takeuchi
Physica Sratus Solidi A, 218(19), 2100144 (2021) . (doi:10.1002/pssa.202100144 )
"Broadband infrared light source by simultaneous parametric down‑conversion"
Masayuki Hojo and Koichiro Tanaka
Scientific Reports, 11, 17986 (2021) . (doi:10.1038/s41598-021-97531-w)
"Role of dark exciton states in the relaxation dynamics of bright 1s excitons in monolayer WSe2"
Satoshi Kusaba, Kenji Watanabe, Takashi Taniguchi, Kazuhiro Yanagi, Koichiro Tanaka
Appl. Phys. Lett., 119, 093101 (2021) . (doi:10.1063/5.0064795)
"Broadband sum frequency generation spectroscopy of dark exciton states in hBN-encapsulated monolayer WSe2"
Satoshi Kusaba, Yoshiki Katagiri, Kenji Watanabe, Takashi Taniguchi, Kazuhiro Yanagi, Nobuko Naka, Koichiro Tanaka
Opt.Exp., 29(16), 24629-24645 (2021) . (doi:10.1364/OE.431148)
"Efficient generation of ultra-broadband parametric fluorescence using chirped quasi-phase-matched waveguide devices"
B.Cao, M.Hisamitsu, K.Tokuda, S.Kurimura, R.Okamoto and S.Takeuchi
Opt. Exp. 29(14), 21615-21628 (2021) . (doi:10.1364/OE.426575 )
"Creation of sillicon vacancy color centers with a narrow emission line in nanodiamonds by ion implantation"
H.Takashima, A.Fukuda, K.Shimazaki, Y.Iwabata, H.Kawaguchi, A. W Schell, T.Tashima, H.Abe, S.Onoda, T.Ohshima and S.Takeuchi
Optical Materials Express, 11(7), 1978-1988 (2021) . (doi:10.1364/OME.424786 )
"Wavelength variable generation and detection of photon pairs in visible and mid-infrared regions via spontaneous parametric downconversion"
M.Arahata, Y.Mukai, B.Cao, T.Tashima, R.Okamoto and S.Takeuchi
Journal of the Optical Society of America B, 38(6), 1934-1941 (2021) . (doi:10.1364/JOSAB.425550 )
2020年度
"超伝導ナノワイヤ単一光子検出器"
寺井弘高
応用物理, 90(3), 148-154 (2021) . (doi:10.11470/oubutsu.90.3_148)
"Quantum Fourier-Transform Infrared Spectroscopy for Complex Transmittance Measurements"
Y. Mukai, M. Arahata, T. Tashima, R. Okamoto, and S. Takeuchi
Phys. Rev. Applied 15, 034019 (2021) . (doi:10.1103/PhysRevApplied.15.034019)
"Injection locking and noise reduction of resonant tunneling diode terahertz oscillator"
Tomoki Hiraoka, Takashi Arikawa, Hiroaki Yasuda, Yuta Inose, Norihiko Sekine, Iwao Hosako, Hiroshi Ito, and Koichiro Tanaka
APL Photonics, 6, 021301 (2021) . (doi:10.1063/5.0033459)
"Dynamical visualization of anisotropic electromagnetic re-emissions from a single metal micro-helix at THz frequencies"
T. Notake, T. Iyoda, T. Arikawa, K. Tanaka, C. Otani & H. Minamide
Scientific reports, 11, 3310 (2021) . (doi:10.1038/s41598-020-80510-y)
"Frequency correlated photon generation at telecom band using silicon nitride ring cavities"
Z.Yin, K.Sugiura, H.Takashima, R.Okamoto, F.Qiu, S.Yokoyama and S.Takeuchi
Opt.Exp., 29(4), 4821-4829 (2021) . (doi:10.1364/OE.416165)
"Direct and efficient verification of entanglement between two multimode-multiphoton systems"
T.Kiyohara, N.Yamashiro, R.Okamoto, H.Araki, J Y. Wu, H F.Hofmann and S.Takeuchi
Optica, 7(11), 1517-1523 (2020) . (doi:10.1364/OPTICA.397943)
"Adaptive quantum state estimation for dynamic quantum states"
S.Nohara, R.Okamoto, A.Fujiwara, and S.Takeuchi
Phys.Rev.A, 102, 030401(R) (2020) . (doi:10.1103/PhysRevA.102.030401)
"Dynamical symmetry of strongly light-driven electronic system in crystalline solids"
Kohei Nagai,Kento Uchida, Naotaka Yoshikawa,Takahiko Endo,Yasumitsu Miyata,Koichiro Tanaka
COMMUNICATIONS PHYSICS, 3, 137 (2020) . (doi:10.1038/s42005-020-00399-x)
"Control of High-Harmonic Generation by Tuning the Electronic Structure and Carrier Injection"
Hiroyuki Nishidome,Kohei Nagai,Kento Uchida,Yota Ichinose,Yohei Yomogida,Yasumitsu Miyata,Koichiro Tanaka,Kazuhiro Yanagi
Nano Lett., 20(8), 6215–6221 (2020) . (doi:10.1021/acs.nanolett.0c02717)
"Determination of the dipole orientation of single defects in hexagonal boron nitride"
H.Takashima, H.Maruya, K.Ishihara, T.Tashima, K.Shimazaki, A.Schell, T Tran, I.Aharonovich and S.Takeuchi
ACS Photonics, 7(8), 2056–2063 (2020) . (doi:10.1021/acsphotonics.0c00405)
"Identification of the orientation of a single NV center in a nanodiamond using a three-dimensionally controlled magnetic field"
K.Fukushige, H.Kawaguchi, K.Shimazaki, T.Tashima, H.Takashima and S.Takeuchi
Appl.Phys.Lett., 116, 264002 (2020) . (doi:10.1063/5.0009698)
"Transfer of orbital angular momentum of light to plasmonic excitations in metamaterials"
T. Arikawa,T. Hiraoka,S. Morimoto,F. Blanchard,S. Tani ,T. Tanaka,K. Sakai,H. Kitajima,K. Sasaki,K. Tanaka
Science Advances 6(24), eaay1977 (2020) . (doi:10.1126/sciadv.aay1977)
"Broadband generation of photon-pairs from a CMOS compatible device"
K.Sugiura, Z.Yin, R.Okamoto, L.Zhang, L.Kang, J.Chen, P.Wu, S T.Chu, B E.Little and S.Takeuchi
Appl.Phys.Lett., 116, 224001 (2020) . (doi:10.1063/5.0009361)
"Unified integration scheme using an N×N active switch for efficient generation of a multi-photon parallel state"
T.Kiyohara, R.Okamoto and S.Takeuchi
Opt.Exp., 28(12), 17490-17501 (2020) . (doi:10.1364/OE.393584)
2019年度
"Two-photon quantum interference and entanglement at 2.1 μm"
S. Prabhakar, T. Shields, A. Dada, M. Ebrahim, G. Talor, D. Morozov, K. Erotokritou, S. Miki, M. Yabuno, H. Terai, C. Gawith, M. Kues, L. Caspani, R. Hadfiled, and M. Clerici
Science Advances, 6 (13), eaay5195(2020). (doi:10.1126/sciadv.aay5195)
"Inherent limit to coherent phonon generation under nonresonant light-field driving"
K.Uchida, K.Nagai, N.Yoshikawa, and K.Tanaka
Physical Review B, 101, 094301 (2020). (doi:10.1103/PhysRevB.101.094301)
"Observation of an exotic state of water in the hydrophilic nanospace of porous coordination polymers"
T.Ichii, T.Arikawa, K.Omoto, N.Hosono, H.Sato, S.Kitagawa, and K.Tanaka
Communications Chemistry, 3, 1(2020). (doi: 10.1038/s42004-020-0262-9)
"Photon counting LIDAR at 2.3μm wavelength with superconducting nanowires"
G. Talor, D. Morozov, N. Gemmell, K. Erotokritou, S. Miki, H. Terai, and R. Hadfield
Optics Express, 27(26), 38147-38158(2019). (doi:10.1364/oe.27.038147)
"Direct optical excitation of an NV center via a nanofiber Bragg-cavity: a theoretical simulation"
T.Tashima, H.Takashima, and S.Takeuchi
Optics Express, 27(19), 27009-27016 (2019). (doi.org/10.1364/OE.27.027009)
"Interband resonant high-harmonic generation by valley polarized electron-hole pairs"
N.Yoshikawa, K.Nagai, K.Uchida, Y.Takaguchi, S.Sasaki, Y.Miyata, and K.Tanaka
Nature Communications, 10, 3709 (2019). (doi:10.1038/s41467-019-11697-6)
"Realization of high-speed adaptive quantum state estimation"
S.Nohara, R.Okamoto, K.Yamagata, A.Fujiwara, and S.Takeuchi
Japanese Journal of Applied Physics, 58(7), 072001(2019). (doi: 10.7567/1347-4065/ab21b7)