Low-energy modeling of three-dimensional topological insulator nanostructures

E Zsurka, C Wang, J Legendre, D Di Miceli, L Serra… - Physical Review …, 2024 - APS
We develop an accurate nanoelectronic modeling approach for realistic three-dimensional
topological insulator nanostructures and investigate their low-energy surface-state spectrum …

Non-Majorana-origin of the half-integer conductance quantization elucidated by multi-terminal superconductor-quantum anomalous Hall insulator heterostructure

A Uday, G Lippertz, B Bhujel, AA Taskin… - arXiv preprint arXiv …, 2024 - arxiv.org
Chiral one-dimensional transport can be realized in thin films of a surface-insulating
ferromagnetic topological insulator called quantum anomalous Hall insulator (QAHI). When …

Non-Majorana origin of the half-integer conductance quantization elucidated by multiterminal superconductor–quantum anomalous Hall insulator heterostructure

A Uday, G Lippertz, B Bhujel, AA Taskin, Y Ando - Physical Review B, 2025 - APS
Chiral one-dimensional transport can be realized in thin films of a surface-insulating
ferromagnetic topological insulator called quantum anomalous Hall insulator (QAHI). When …

Robust Majorana bound states in magnetic topological insulator nanoribbons with fragile chiral edge channels

D Burke, D Heffels, K Moors, P Schüffelgen… - Physical Review B, 2024 - APS
Magnetic topological insulators in the quantum anomalous Hall regime host ballistic chiral
edge channels. When proximitized by an s-wave superconductor, these edge states offer the …

Inducing superconductivity in quantum anomalous Hall regime

Y Huang, Y Fu, P Zhang, KL Wang… - Journal of Physics …, 2024 - iopscience.iop.org
Interfacing the quantum anomalous Hall insulator with a conventional superconductor is
known to be a promising manner for realizing a topological superconductor, which has been …