Absence of evidence for chiral Majorana modes in quantum anomalous Hall-superconductor devices.
Kayyalha M, Xiao D, Zhang R, Shin J, Jiang J, Wang F, Zhao YF, Xiao R, Zhang L, Fijalkowski KM, Mandal P, Winnerlein M, Gould C, Li Q, Molenkamp LW, Chan MHW, Samarth N, Chang CZ.
Kayyalha M, et al.
Science. 2020 Jan 3;367(6473):64-67. doi: 10.1126/science.aax6361.
Science. 2020.
PMID: 31896711
A quantum anomalous Hall (QAH) insulator coupled to an s-wave superconductor is predicted to harbor chiral Majorana modes. A recent experiment interprets the half-quantized two-terminal conductance plateau as evidence for these modes in a millimeter-size QAH-niobium hybrid …
A quantum anomalous Hall (QAH) insulator coupled to an s-wave superconductor is predicted to harbor chiral Majorana modes. A recent e …