Terahertz Solid High-Order Harmonics

• • Terahertz light field-driven solid dynamics
• • Extreme condition physics of intense light fields
• • Multi-body interactions
• • Full-optical tomography of solid energy bands

Solid High-Order Harmonic Near-Field Microscopy

• • Near-field high-resolution tomography inside dielectrics
• • Polarization-, phase-, and spectrum-resolved near-field imaging
• • Polariton near-field imaging

Terahertz Frequency Non-Equilibrium Transport Measurement

• • Diffusion dynamics of non-equilibrium spin currents, orbital currents, and charge currents
• • Ferromagnets, antiferromagnets, and staggered magnets
• • Semiconductors and two-dimensional materials

Terahertz Light Field Control and Light Source Design

• • Programmable spintronic terahertz light emitters
• • Optimization of light source brightness and control degrees of freedom
• • Arbitrary waveform terahertz light source development

Nonlinear Optical Soliton Physics

• • Stability conditions of optical solitons under periodic boundary conditions
• • Generation and manipulation of optical solitons
• • Dispersion control of optical solitons
• • Supercontinuum generation and high-quality pulse compression

Gas High-Order Harmonics and Extreme Ultraviolet Light Sources

• • Fundamental research on gas high-order harmonics
• • Optimization of extreme ultraviolet light sources
• • Atomic Rydberg state resonance
• • Attosecond pulses and their applications