Welcome to the Aoki Research Group at Department of Applied Physics, Waseda University.


Sep. 21, 2022 New publication: "Single-frequency fiber Fabry–Perot Brillouin laser",
S. Kato and T. Aoki, Opt. Lett. 47, 5000 (2022).
Aug. 19, 2022 New publication: "Gaussian-wave-packet model for single-photon generation based on cavity quantum electrodynamics under adiabatic and nonadiabatic conditions",
T. Utsugi, A. Goban, Y. Tokunaga, H. Goto, and T. Aoki, Phys. Rev. A 106, 023712 (2022).
Feb. 28, 2022 New publication: "Photon transport enhancement through a coupled-cavity QED system with dynamic modulation",
S. Kato and T. Aoki, Opt. Express 30, 6798 (2022).
Aug. 28, 2020 New publication: "Ultra-low-loss nanofiber Fabry–Perot cavities optimized for cavity quantum electrodynamics",
S. K. Ruddell, K. E. Webb, M. Takahata, S. Kato, and T. Aoki, Opt. Lett. 45, 4875 (2020).
Jun. 28, 2019 New publication: "Cavity Dark Mode of Distant Coupled Atom-Cavity Systems",
Donald H. White, Shinya Kato, Nikolett Német, Scott Parkins, and Takao Aoki, Phys. Rev. Lett. 122, 253603 (2019).
Mar. 11, 2019 New publication: "Observation of dressed states of distant atoms with delocalized photons in coupled-cavities quantum electrodynamics",
Shinya Kato, Nikolett Német, Kohei Senga, Shota Mizukami, Xinhe Huang, Scott Parkins, and Takao Aoki, Nature Communications 10, 1160 (2019).
Oct. 11, 2017 New publication: "Efficient Single-Photon Coupling from a Nitrogen-Vacancy Center Embedded in a Diamond Nanowire Utilizing an Optical Nanofiber",
Y. Yonezu, K. Wakui, K. Furusawa, M. Takeoka, K. Semba, and T. Aoki, Sci. Rep. 7, 12985 (2017).
Apr. 14, 2016 New publication: "Free-space optical channel estimation for physical layer security", H. Endo, M. Fujiwara, M. Kitamura, T. Ito, M. Toyoshima, Y. Takayama, H. Takenaka, R. Shimizu, N. Laurenti, G. Vallone, P. Villoresi, T. Aoki, and M. Sasaki, Opt. Express 24, 8940 (2016).
Sep. 4, 2015 New publication: "Numerical Study on Secrecy Capacity and Code Length Dependence of the Performances in Optical Wiretap Channels", H. Endo, T. S. Han, T. Aoki, and M. Sasaki, IEEE Photon. J. 7, 7903418 (2015).
Aug. 26, 2015 New publication: "Strong Coupling between a Trapped Single Atom and an All-Fiber Cavity", S. Kato and T. Aoki, Phys. Rev. Lett. 115, 093603 (2015).
Jan. 16, 2015 New publication: "Time-bin entangled photon pair generation from Si micro-ring resonator", R. Wakabayashi, M. Fujiwara, K. Yoshino, Y. Nambu, M. Sasaki, and T. Aoki, Opt. Express 23, 1103 (2015).
Nov. 11, 2014 New publication: "Microtoroidal cavity QED with fiber overcoupling and strong atom-field coupling: A single-atom quantum switch for coherent light fields", S. Parkins and T. Aoki, Phys. Rev. A 90, 053822 (2014).
Nov. 7, 2014 New publication: "Ultra-low-loss tapered optical fibers with minimal lengths", R. Nagai and T. Aoki, Opt. Express 23, 28427-28436 (2014).
Sep. 19, 2014 New publication: "Elimination of the chirp of narrowband terahertz pulses generated by chirped pulse beating using a tandem grating pair laser pulse stretcher", T. Yoshida, S. Kamada, and T. Aoki, Opt. Express 22, 23679-23685 (2014) .
Apr. 24, 2014 New publication: "Efficient Single-Mode Photon-Coupling Device Utilizing a Nanofiber Tip", S. Chonan, S. Kato, and T. Aoki, Sci. Rep. 4, 4785 (2014) .
Apr. 1, 2014 Dr. S. Kato has been chosen as a "Superlative Postdoc (SPD)" for the Research Fellowships for Young Scientists by Japan Society for the Promotion of Science (JSPS).