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cond-mat.str-el2021★ 5 cited
Quantitative Determination of the Confinement and Deconfinement of spinons in the anomalous spectra of Antiferromagnets via the Entanglement Entropy
Zhao-Yang Dong, Wei Wang, Zhao-Long Gu +1
We introduce an entanglement entropy analysis to quantitatively identify the confinement and deconfinement of the spinons in the spin excitations of quantum magnets. Our proposal i…
cond-mat.str-el2021★ 72 cited
Topological magnon insulator spin excitations in the two-dimensional ferromagnet CrBr
Zhengwei Cai, Song Bao, Zhao-Long Gu +17
Topological magnons are bosonic analogues of topological fermions in electronic systems. They have been studied extensively by theory but rarely realized by experiment. Here, by pe…