Thermodynamic Response and Neutral Excitations in Integer and Fractional Quantum Anomalous Hall States Emerging from Correlated Flat Bands

H Lu, BB Chen, HQ Wu, K Sun, ZY Meng - Physical Review Letters, 2024 - APS
Integer and fractional Chern insulators have been extensively explored in correlated flat
band models. Recently, the prediction and experimental observation of fractional quantum …