Background In recent years, researchers have shown significant interest in electron-hole crystals within Mott insulators. These types of crystals can achieve quantum excited states, have the potential to support counterflow superfluidity and topological order, and possess long-range quantum entanglement characteristics. However, experimental eviden...

Non-Thermal Phonon Dynamics and Excitonic Condensed States Probed by Surface-Sensitive Electron Diffraction Background Introduction The interaction between excitons and phonons determines the energy flow in photo-excited materials and controls the emergence of related phases. With the advancement of materials science, electron or X-ray pulse techni...

Electron-Nucleus Dynamics Study of Photocatalytic Water Splitting on Rutile Titanium Dioxide Surface Background and Motivation Photocatalytic water splitting is one of the important applications of photocatalytic technology, while titanium dioxide (TiO₂) is a photocatalytic material with significant application potential. Although TiO₂ performs rem...

Study on Electric-field-induced Multiferroic Topological Solitons in BiFeO3 Thin Films Academic Background Topologically protected magnetic structures in magnetic materials are predicted to be powerful tools for topological information technology. However, future magnetic soliton technology may rely more on antiferromagnetic materials due to their ...

Study Report on the Formation of Exciton Polarons and High Carrier Relaxation in Rigid Dion–Jacobson Type Two-Dimensional Perovskite Two-dimensional organic-inorganic hybrid perovskites (HOIPs) have garnered widespread attention due to their strongly confined exciton states and reduced dielectric screening effects resulting from their two-dimension...

Optimal Working Point of Heavy Hole Spin Qubit in Germanium and Its High Anisotropic Noise Sensitivity Background and Motivation The development of quantum computers holds great promise for solving complex problems. However, building a fault-tolerant quantum computer requires the integration of a large number of highly coherent qubits. Spin qubits,...