Welcome!
We are theoretically studying ultrafast phenomena and non-equilibrium dynamics of quantum many-body systems driven by light. If you are interested in studying physics as a student or postdoc, please feel free to contact us!
News!
- July 2, 2025:
 Our article, "Nonlinear Photocurrent as a Hallmark of Altermagnet" has been published from ACS Nano:
 https://pubs.acs.org/doi/10.1021/acsnano.5c01421
 
- June 25, 2025:
 Dr. Sato gave an invited talk in Numerical Methods in Quantum Chemistry 2025 at Humboldt University, Berlin, Germany!
- June 16, 2025:
 Our article, "Attosecond virtual charge dynamics in dielectrics" has been published from Nature Photonics:
 https://doi.org/10.1038/s41566-025-01700-6
 
- February 1st, 2025:
 We moved to Tohoku University!
- November 28th, 2024:
 Dr. Sato has received the 19th Condensed-Matter Science Prize!
- November 14th, 2024:
 Dr. Sato gave an invited talk in Strong Matter-Field Interactions and Breakthrough Simulations of Future Semiconductor at UNIST, Korea!
- November 5, 2024:
 Our article, "Initial electron thermalization in metals measured by attosecond transient absorption spectroscopy" has been published from Physical Review B:
 https://doi.org/10.1103/PhysRevB.110.174301
 
- October 25th, 2024:
 Dr. Sato gave an invited talk in NUQS-2024 at Songshan Lake Materials Laboratory, China!
- July 6, 2024:
 Our article, "Hot electron effect in high-order harmonic generation from graphene driven by elliptically polarized light" has been published from APL Photonics.:
 https://doi.org/10.1063/5.0212022
 
- July 6, 2024:
 Our article, "Nonlinear Current Injection in Hexagonal Boron Nitride using Linearly Polarized Light in a Deeply Off-Resonant Regime" has been published from Adv. Optical Mater.:
 https://doi.org/10.1002/adom.202400651
 
- May 23, 2024:
 Our article, "Limitations of mean-field approximations in describing shift-current and injection-current in materials" has been published from Physical Review B:
 https://doi.org/10.1103/PhysRevB.109.195205
 
- May 2nd, 2024:
 Dr. Sato gave an invited talk in ALTA 2024 at Jeju, Korea!
- May 1st, 2024:
 Quantum Dynamics Theory Group stated at University of Tsukuba!