3 papers
physics.chem-ph2026
Size Extensive Auxiliary-Field Quantum Monte Carlo with Perturbative Coupled Cluster Trial Wavefunction
Yichi Zhang, Ankit Mahajan, Yann Damour +1
In this work, we develop a size extensive Auxiliary-Field Quantum Monte Carlo (AFQMC) approach that scales as for local energy evaluation by treating the Coupled Cluster S…
cond-mat.mtrl-sci2024
Probing the Néel order in altermagnetic RuO2 films by X-ray magnetic linear dichroism
Yi-Chi Zhang, Hua Bai, Chong Chen +6
The emerging altermagnetic RuO2 with both compensated magnetic moments and broken time-reversal symmetry possesses nontrivial magneto-electronic responses and nonrelativistic spin…
cond-mat.mtrl-sci2024
Electrical Manipulation of Spin Splitting Torque in Altermagnetic RuO2
Yichi Zhang, Hua Bai, Lei Han +9
Due to nonrelativistic altermagnetic spin splitting effect (ASSE), altermagnets can generate time-reversal-odd spin current and spin splitting torque (SST) with spin polarization p…