2 papers
cond-mat.str-el2026
Phase diagram of the extended chequerboard model
Jiayou Yin, Lu Liu
The chequerboard model was proposed to describe the direct phase transition from the antiferromagnetic (AFM) state to the plaquette-sin glet (PS) solid state observed in SrCu…
cond-mat.str-el2025
Coplanar order induced by emergent frustration
Zehui Deng, Lu Liu, Wenan Guo +1
Traditional frustration arises from the conflict between the spin alignments due to the geometry or the nature of the interactions. Here, we demonstrate a novel form of frustration…