The 4th project meeting: Science of hybrid quantum systems

Date: 27-28 February, 1 March, 2017
Place: RIKEN, Wako campus
Program of project meeting
on MEXT, “Hybrid Quantum Systems” project
27th of February to 1st of March, 2017
Suzuki Umetaro Hall, RIKEN

Feb. 27th, Presentation by each PI (Main Hall)
10:30-10:40 Opening
Yoshiro Hirayama (Project leader, Tohoku Univ.)

10:40-11:00 “Charge and spin in quantum-dot based hybrid structures”
Koji Ishibashi (RIKEN)

11:00-11:20 “Isotope-controlled nanocarbon growth”
Yoshihiro Kobayashi (Osaka Univ.)

11:20-11:40 “Transport properties in magnetic heterostructure of topological insulator thin films”
Minoru Kawamura (RIKEN)

11:40-12:00 “Strain Engineering in Graphene”
Akinobu Kanda (Univ. of Tsukuba)

12:00-12:20 “Semiconductor quantum transport: charge, spin, nuclear spin related phenomena”
Yoshiro Hirayama (Tohoku Univ.)

12:20-13:40 Lunch

13:40-14:00 “Terahertz dynamics in single molecule transport”
Kazuhiko Hirakawa (Univ. of Tokyo)

14:00-14:20 “Photon-echo-based quantum interface using InAs quantum dots”
Junko Ishi-Hayase (Keio Univ.)

14:20-14:40 “Progress of hybrid quantum systems in photonic crystals”
Shun Takahashi on behalf of Satoshi Iwamoto (Univ. of Tokyo)

14:40-15:00 “Electric field effect on electron spin states of NV centers in diamond”
Norikazu Mizuochi (Kyoto Univ.)

15:00-15:20 Break

15:20-15:40 “Optical properties of InAs quantum dot fabricated by digital embedding method”
Koichi Akahane (NICT)

15:40-16:00 “GaAs/AlGaAs heterostructure electromechanical resonators”
Hiroshi Yamaguchi (NTT)

16:00-16:20 “Measurements of excitonic and phononic properties of suspended single-walled carbon nanotubes”
Yoshikazu Homma (Tokyo Univ. of Science)

16:20-16:40 Break

16:40-17:00 “Heat flow control using ballisticity of phonons”
Roman Anufriev on behalf of Masahiro Nomura (Univ. of Tokyo)

17:00-17:20 “Phonon modulation of graphene by structural defects”
Takayuki Arie (Osaka Pref. Univ.)

17:20-18:00 Free discussion

18:00-20:00 Banquet at Hirosawa Club

Feb. 28th, Presentation by each PI (Main Hall)
9:50-10:10 “New developments in hybrid quantum science”
Kae Nemoto (NII)

10:10-10:30 “Properties of carbon nanotube quantum dot as multivalley artificial atom”
Mikio Eto (Keio Univ.)

10:30-10:50 “Mobility enhancement of graphene by spatially correlated charges”
Nobuya Mori (Osaka Univ.)

10:50-11:10 Break

11:10-11:30 “Hybrid Quantum Metrology”
Yuichiro Matsuzaki (NTT)

11:30-11:50 “Single magnetic spin in a quantum dot”
Shinji Kuroda (Univ. of Tsukuba)

11:50-12:10 “Hybrid Quantum Control of photon and atomic spin in an optical lattice by a quantum gas microscope”
Yoshiro Takahashi (Kyoto Univ.)

12:10-12:30 “Quantum entanglement engineering between a photon, an electron and a nucleon”
Hideo Kosaka (Yokohama National Univ.)

12:30-13:40 Lunch

Young member’s session A (Main Hall)
13:40-14:00 “Temporal focusing of a phonon pulse in a phononic crystal waveguide”
Megumi Kurosu(1,2), Daiki Hatanaka(1), Koji Onomitsu(1), Hiroshi Yamaguchi(1,2)
NTT(1), Tohoku Univ. (2)

14:00-14:20 “Raman spectroscopy and the fabrication of field effect transistors made of suspended single-walled carbon nanotubes
Takumi Inaba(1), Maki Shimizu(1), Koji Ishibashi(2), Yoshikazu Homma(1)
Tokyo University of Science(1), RIKEN(2)

14:20-14:40 “Triple-gated quantum point contacts”
Motoi Takahashi, Mohammad H. Fauzi, Katsumi Nagase, Ken Sato, Yoshiro Hirayama
Tohoku Univ.

14:40-15:00 Break

15:00-15:20 “Scanning gate experiment at quantum Hall effect regime”
Toru Tomimatsu, Shunsuke Taninaka, Katsushi Hashimoto, Ken Sato, Yoshiro Hirayama
Tohoku Univ.

15:20-15:40 “Realization of topological interface state of elastic wave in 1D Phononic Crystal”
Ingi Kim(1), Satoshi Iwamoto(1,2), Yasuhiko Arakawa(1,2)
IIS, Univ. of Tokyo(1), NanoQuine, Univ. of Tokyo(2)

Young member’s session B (Bioscience Bldg. S311)
13:40-14:00 “Electron spin resonance using superconducting quantum devices”
Hiraku Toida(1), Yuichiro Matsuzaki(1), Kosuke Kakuyanagi(1), Xiaboo Zhu(1), William J. Munro(1), Kae Nemoto(2), Hiroshi Yamaguchi(1), Shiro Saito(1)
NTT(1), NII(2)

14:00-14:20 “Geometric phase shift for highly sensitive sensing using single spin in solids”
Takaaki Shimo-Oka, Norikazu Mizuochi
Kyoto Univ.

14:20-14:40 “Hamiltonian and energy in controllable quantum systems”
Ryosuke Sakai, Akihito Soeda, Mio Murao
Univ. of Tokyo

14:40-15:00 Break

15:00-15:20 “Interaction-Free Measurement of Silicon-Vacancy Center Spins: An Alternative Platform for Quantum Communication ?”
Michael Hanks(1), Nicolo Lo Piparo(1), Wiliam J. Munro(2), Kae Nemoto(1)
NII(1), NTT(2)

15:20-15:40 “Utilizing quantum advantage for Atomic Force Microscopy”
Shojun Nakayama, Kae Neomoto
NII

15:40-16:00 Break

Presentation by each PI (Main Hall)
16:00-16:20 “Cavity QED systems connected by an optical fiber”
Takao Aoki (Waseda Univ.)

16:20-16:40 “Prediction and demonstration of spin-orbit blockade using the interband Rashba effect”
Takaaki Koga(Hokkaido Univ.)

16:40-17:00 “MBE growth of Er-doped cerium oxides”
Takehiko Tawara (NTT)

17:00-17:20 Break

17:20-17:40 “Photon-Phonon system with a bottle microresonator”
Takashi Yamamoto (Osaka Univ.)

17:40-18:00 “Higher order quantum operations and hybrid quantum information processing”
Mio Murao (Univ. of Tokyo)

18:00-18:30 Light meal

18:30-20:10 Poster session

March 1st, Presentation by each PI (Main Hall)
9:30-9:50 “Nuclear spin-electron interactions in quantum point contact electron transport”
Tomosuke Aono (Ibaraki Univ.)

9:50-10:10 “Control of spin-phonon interaction in strain gradient structures and their photon excitation”
Hitoshi Tabata (Univ. of Tokyo)

10:10-10:30 “Hybrid structure of carbon nanotubes and NV centers”
Yutaka Ohno (Nagoya Univ.)

10:30-10:50 Break

10:50-11:30 Brief comments from each international advisory member
Jorg Kotthaus, Gerald Bastard, Robert Westervelt, Hogqi Xu

11:30-11:40 Closing
Yoshiro Hirayama (Project leader, Tohoku Univ.)