3 papers
cond-mat.str-el2026
A Quantum Many-Body Approach for Orbital Magnetism in Correlated Multiband Electron Systems
Mengxing Ye
Orbital magnetism is a purely quantum phenomenon that reflects intrinsic electronic properties of solids, yet its microscopic description in interacting multiband systems remains i…
cond-mat.str-el2025
Nonvolatile Nematic Order Manipulated by Strain and Magnetic Field in a Layered Antiferromagnet
Zili Feng, Weihang Lu, Tao Lu +6
The operation mechanism of nematic liquid crystals lies in the control of their optical properties by the orientation of underlying nematic directors. In analogy, electronic nemati…
cond-mat.str-el2025
Berry Phase and Quantum Oscillation from Multi-orbital Coadjoint-orbit Bosonization
Mengxing Ye, Yuxuan Wang
We develop an effective field theory for a multi-orbital fermionic system using the method of coadjoint orbits for higher-dimensional bosonization. The dynamical bosonic fields are…