Mini-symposium on magnetic semiconductors and nonequilibrium dynamics 2025

Date: July 2nd (Wed) – 4th (Fri), 2025
Place: Okinawa Institute of Science and Technology (Conference Center Room 1)

DAY 1 (July 2nd, Wed)

9:25-9:30  Naoto Tsuji (Univ. Tokyo)
Opening remarks

9:30-10:00  Yuta Murakami (Tohoku Univ.)
What if HHG meets photo-induced phase transition
10:00-10:15  (discussion + break)

10:15-10:45  Keshav Dani (OIST)
Progress in Momentum Microscopy measurements on 2D semiconductors and magnetic semiconductors
10:45-11:00  (discussion + break)

11:00-11:15  Nanami Tomoda (OIST)
Band structure of bulk MnPS3 and NiPS3 under Neel temperature
11:15-11:20  (discussion)

11:20-11:35  Shuta Matsuura (Univ. Tokyo)
Analysis of NiPS3 through density functional theory and Hubbard I approximation
11:35-11:40  (discussion)

(Group photo)

(Lunch break)

13:30-15:30  Lab tour

15:30-17:00  discussion

DAY 2 (July 3rd, Thu)

9:30-10:10  Ryutaro Okuma (ISSP, Univ. Tokyo)
Topological Hall Excitonic Insulator GdGaI
10:10-10:20  (discussion + break)

10:20-10:50  Tatsuya Kaneko (Osaka Univ.)
Band structure and roles of interband interactions in GdGaI
10:50-11:05  (discussion + break)

11:05-11:20  Ryota Ueda (Osaka Univ.)
Spectral properties of the one-dimensional d-p model
11:20-11:25  (discussion)

11:25-11:40  Taiga Nakamoto (Univ. Tokyo)
One-dimensional extended Hubbard model coupled with an optical cavity
11:40-11:45  (discussion)

(Lunch break)

13:30-15:30  Poster session
P1: Shohei Imai (Univ. Tokyo)
Effective theory for electron dynamics driven by quantum states of light
P2: Taiga Nakamoto (Univ. Tokyo)
One-dimensional extended Hubbard model coupled with an optical cavity
P3: Shuta Matsuura (Univ. Tokyo)
Analysis of NiPS3 through density functional theory and Hubbard I approximation
P4: Ryouta Ueda (Osaka Univ.)
Spectral properties of the one-dimensional d-p model
P5: Shu Kamiyama (Osaka Univ.)
Theoretical study on optical control of the crystal structure of La3Ni2O7 via nonlinear phononics
P6: Nanami Tomoda (OIST)
Band structure of bulk MnPS3 and NiPS3 under Neel temperature
P7: Harley Suchiang (OIST)
Study of Gated 2D Semiconductors using Time-Resolved ARPES
P8: Jacques Hawecker (OIST)
Formation of nanoscale defect array in twisted hexagonal boron nitride
P9: Takumi Fukuda (OIST)
The initial time-delay response of reflectivity changes in photoexcited two-dimensional layered semiconductor 2H-MoTe2
P10: Tatsunosuke Hanano (OIST)
Two-Color Microplasma-Based THz Radiation at MHz Repetition Rate
P11: Maria Carla Lupu (OIST)
High harmonic generation with a sub-uJ microplasma source
P12: Xing Zhu (OIST)
Probing wave function of dark excitons in 2D semiconductors
P13: Prajakta Kokate (OIST)
Studying effect of EDAI passivation on triple cation mixed halide perovskites using PEEM

15:30-17:00  discussion

DAY3 (July 4th, Fri)

9:30-10:00  Naoto Tsuji (Univ. Tokyo)
Many-body Floquet states
10:00-10:15  (discussion + break)

10:15-10:45  Shintaro Takayoshi (Konan Univ.)
Effects of nonmagnetic impurities in anisotropic quantum spin chains
10:45-11:00  (discussion + break)

11:00-11:20  Shohei Imai (Univ. Tokyo)
Macroscopic entanglement generation via the combination of quantum light and measurement
11:20-11:25  (discussion)

11:25-11:40  Shu Kamiyama (Osaka Univ.)
Theoretical study on optical control of the crystal structure of La3Ni2O7 via nonlinear phononics
11:40-11:45  (discussion)

11:45-11:50  Naoto Tsuji (Univ. Tokyo)
Closing remarks

(Lunch break)

13:30-17:00  discussion

This symposium is supported by Grant-in-Aid for Scientific Research (A) (2024-2027), “Real and reciprocal spacetime imaging of many-body excitons and quantum phase control” (JP24H00191).