RIKEN Center for Computational Science Quantum Computing Simulation Unit

Unit Leader: Nobuyasu Ito (D.Sc.)

Japanese Page

Research Summary

Development of simulation technology for quantum computers for the "Fugaku" and other HPC system, to accelerate quantum information technologies.

Main Research Fields

Mathematical & Physical Sciences

Related Research Fields

Informatics
Complex Systems
Social Sciences

Keywords

quantum computer
state-vector method
HPC simulation

Selected Publications

1. Hans De Raedt, Fengping Jin, Dennis Wilsch, Madita Nocon, Naoki Yoshioka, Nobuyasu Ito, Shengjun Yuan and Kristel Michielsen,
"Massively parallel quantum computer simulator, eleven years later",
Computer Physics Communications, vol.237 (2019) 47-61.
2. Hiroshi Watanabe, Masaru Suzuki, Hajime Inaoka, and Nobuyasu Ito:
"Ostwald ripening in multiple-bubble nuclei,"
The Journal of Chemical Physics, Vol. 141, No. 23, 234703 (2014).
3. Itsuki Noda, Nobuyasu Ito, Kiyoshi Izumi, Hideki Mizuta, Tomio Kamada and Hiromitsu Hattori,
"Roadmap and research issues of multiagent social simulation using high-performance computing",
J. Comput. Soc. Sci. (2018) vol.1 p.155—166.
4. Yohsuke Murase, Takeshi Uchitane, and Nobuyasu Ito,:
"A tool for parameter-space exploration"
Physics Procedia 57 pp. 73-76 (2014).
5. Hiroshi Watanabe, Hajime Inaoka and Nobuyasu Ito,
"Ripening kinetics of bubbles:
A molecular dynamics study,"
J. Chem. Phys. vol.145 (2016) 124707.
6. Teruhisa S. Komatsu, Shigenori Matsumoto, Takashi Shimada and Nobuyasu Ito,
"A glimpse of fluid turbulence from the molecular scale,"
International Journal of Modern Physics C25 (2014) 1450034.
7. M. Schreckenberg, A. Schadschneider, Kai Nagel and N. Ito,
"Discrete stochastic models for traffic flow",
Phys. Rev. E vol.51 No.(April) (1995) p.2939-2949.
8. N. Ito,
"Non-equilibrium relaxation and interface energy of the Ising model",
Physica A vol.196 No.4, Jul (1993) p.591-614.
9. N. Ito,
"Non-equilibrium Critical Relaxation of the Three-dimensional Ising Model",
Physica A vol.192 No.4, Feb (1993) p.604-616.
10. M. Taiji, N. Ito and M. Suzuki,
"Special-Purpose Computer System for Ising Models",
Rev. Sci. Instrum. vol.59 (1988) p.2483-2487.

Lab Members

Principal investigator

Nobuyasu Ito: Unit Leader

Careers

Position	Deadline
Seeking a few Senior Scientists or Research Scientists or Postdoctoral Researchers (K24007)	Open until filled
Seeking a Technical Scientist (K24006)	Open until filled

Contact Information

7-1-26, Minatojima-minami-machi,
Chuo-ku, Kobe,Hyogo
650-0047, Japan
Email: nobuyasu.ito [at] riken.jp