Takayuki Suzuki
Takayuki Suzuki
Researcher in Quantum Computing, Optimization, and Dynamics
Intellectual Property and Technology Strategy Division, SCSK Corporation
I work on mathematical and computational methods for quantum technologies, with interests spanning quantum optimization, quantum dynamics and control, and open quantum systems. This site is a public hub for research themes, publication records, presentations, and lightweight browser-based demonstrations.
Profile links
Research Themes
Quantum Optimization
Quantum relaxations, QRAO/RQRAO, decoder-consistent Hamiltonians, QUBO, and MaxCut.
Quantum Dynamics and Control
Adiabatic and nonadiabatic dynamics, optimal control, exact WKB, and Kibble-Zurek physics.
Open Quantum Systems
Master equations, dissipative dynamics, quantum trajectories, and hybrid quantum-HPC methods.
Selected Work
Analytical construction of (n, n-1)-quantum random access codes saturating the conjectured bound
Physical Review A (accepted). Related theme: Quantum Optimization.
Optimal Control in Nearly-Adiabatic Two-Level Quantum Systems via Time-Dependent Resonance
Phys. Rev. A 111, L050201 (2025). Related theme: Quantum Dynamics and Control.
Decoder-Consistent Hamiltonians for POVM-Based Quantum Relaxations
arXiv:2606.05604 (2026). Related theme: Quantum Optimization.
Apps Preview
QRAO Decoder-Consistency Explorer
Planned
Explore how decoder choices interact with relaxed Hamiltonians in small QRAO-style instances.
QUBO / MaxCut Explorer
Planned
Inspect small binary optimization instances, graph cuts, and objective landscapes in the browser.
Two-Level Quantum Dynamics Playground
Planned
Visualize controlled two-level dynamics with bounded inputs and explanatory plots.
Open-System Trajectory Visualizer
Planned
Compare ensemble and trajectory views for small dissipative quantum systems.