General Information

Scope

This workshop "2025 Tokyo-Beijing-Sendai Joint Workshop on Quantum Matter" marks the sixth edition of a series of joint workshops on quantum science with cold atoms, which are held alternately in Japan and China. The topics covered in this workshop include, but are not limited to, quantum simulation in ultracold atomic gases, quantum computation, quantum algorithms, non-Hermitian physics, non-equilibrium physics, and topological physics.

Dates

October 2nd (Thu) - 6th (Mon), 2025

Venue

TOKYO ELECTRON House of Creativity
Address : 2-1-1 Katahira, Aoba-ku, Sendai 980-8577 JAPAN
(Katahira Campus, Tohoku University)

Past Workshops

Organizers

  • Tomoki Ozawa (Tohoku University)
  • Yadong Wu (Sichuan University)
  • Takeshi Fukuhara (Waseda University)
  • Masahito Ueda (University of Tokyo)
  • Hui Zhai (Tsinghua University)

Invited Speakers

Chinese Side:
  • Wenlan Chen (Tsinghua University)
  • Shiqian Ding (Tsinghua University)
  • Chengshu Li (Tsinghua University)
  • Xiaopeng Li (Fudan University)
  • Shang Liu (Chinese Academy of Science)
  • Zhi-Cheng Yang (Peking University)
  • Yuan Yao (Shanghai Jiao Tong University)
  • Weiyong Zhang (University of Science and Technology of China)
  • Hongzheng Zhao (Peking University)
Japanese Side:
  • Takahiro Hiraki (Okayama University)
  • Yuki Kawaguchi (Nagoya University)
  • Takashi Mukaiyama (Institute of Science Tokyo)
  • Yuma Nakamura (Yaqumo)
  • Yusuke Nomura (Tohoku University)
  • Hikaru Tamura (Institute for Molecular Science)
  • Kazuki Yamamoto (Institute of Science Tokyo)
  • Nobuyuki Yoshioka (University of Tokyo)
  • Giedrius Žlabys (Okinawa Institute of Science and Technology)

Program

Tentative program

October 2nd (Thursday)
Arrival day

October 3rd (Friday)
8:30 - 9:00 Registration
9:00 - 9:10 Opening Remark
9:10 - 9:50 Takashi Mukaiyama (Institute of Science Tokyo)
Ultracold Fermi gases with strong p-wave interactions
9:50 - 10:30 Xiaopeng Li (Fudan University)
TBA
Coffee Break
10:50 - 11:30 Chengshu Li (Tsinghua University)
Emergent spacetime supersymmetry in a Rydberg atom ladder and its dynamical measurement
11:30 - 12:10 Nobuyuki Yoshioka (University of Tokyo)
Fault-tolerant quantum algorithms for quantum many-body simulation
Lunch Break
14:30 - 15:10 Takahiro Hiraki (Okayama University)
Nuclear laser spectroscopy of 229Th doped in CaF2
15:10 - 15:50 Shiqian Ding (Tsinghua University)
A continuous-wave laser at 148 nm for the Th-229 nuclear clock
Coffee Break
16:30 - 17:10 Shang Liu (Chinese Academy of Science)
Supersymmetric Critical Point in the Truncated Lattice Schwinger Model
17:10 - 17:50 Yuki Kawaguchi (Nagoya University)
Dynamical axion fields coupled with one-dimensional spinless fermions

18:30 – Conference Dinner

October 4th (Saturday)
9:00 - 9:40 Yusuke Nomura (Tohoku University)
TBA
9:40 - 10:20 Hongzheng Zhao (Peking University)
Engineering long-range and multi-body interactions via global kinetic constraints
Coffee Break
10:40 - 11:20 Wenlan Chen (Tsinghua University)
Observation of near-critical Kibble-Zurek scaling in Rydberg atom arrays
11:20 - 12:00 Yuma Nakamura (Yaqumo)
Dual-isotope ytterbium atom arrays for efficient mid-circuit measurements
Lunch Break
14:00 - 16:00 Poster Session
Coffee Break
16:30 - 17:10 Giedrius Žlabys (Okinawa Institute of Science and Technology)
Topological effects in sub-wavelength barrier systems
17:10 - 17:50 Yuan Yao (Shanghai Jiao Tong University)
Non-perturbative approach to many-body physics by twisting operators

18:30 – Speaker & Organizer Dinner

October 5th (Sunday)
9:00 - 9:40 Weiyong Zhang (University of Science and Technology of China)
Scalable multipartite entanglement using ultracold atoms in optical lattices
9:40 - 10:20 Hikaru Tamura (Institute for Molecular Science)
Observation of many-body coherence in attractive Bose gases in lower dimensions
Coffee Break
10:40 - 11:20 Kazuki Yamamoto (Institute of Science Tokyo)
Towards postselection-free measurement-induced phenomena in quantum many-body dynamics
11:20 - 12:00 Zhi-Cheng Yang (Peking University)
Stabilizer Entanglement Enhances Magic Injection
12:00 - 12:10 Closing Remark

October 6th (Monday)
Departure day

Poster Presentation

  1. Xue Chen (Tsinghua University)
    Optimising quantum circuits via machine learning
  2. Juntaro Fujii (Institute of Science Tokyo)
    Itinerant ferromagnetism in an SU(3) Fermi-Hubbard model at finite temperatures: A DMFT study
  3. Koichiro Furutani (Nagoya University)
    Dissipative quantum phase transition in a head-to-tail atomic Josephson junction
  4. Mengyuan Li (Tsinghua University)
    Subdimensional Entanglement Entropy
  5. Kazuma Nagao (RIKEN)
    Discrete truncated Wigner approach for frustrated Bose gases in kagome and triangular optical lattices
  6. Masaya Nakagawa (University of Tokyo)
    Topology of discrete quantum feedback control
  7. Jose Carlos Pelayo (Kindai University)
    TBA
  8. Yuta Sekino (RIKEN)
    Tunneling spin and heat transport in ultracold atomic systems
  9. Soma Takemori (Institute of Science Tokyo)
    Nonequilibrium dynamical phase transition of fermionic superfluids in three-terminal Josephson junctions
  10. Yoshihiro Yabuuchi (Osaka Metropolitan University)
    Effects of the long-range hopping on the superfluid critical velocity in hardcore bosons on a square lattice
  11. Zhenhua Yu (Sun Yat-sen University)
    Feedback-induced nonlinear spin dynamics in an inhomogeneous magnetic field