Majorana qubits and non-abelian physics in quantum dot–based minimal Kitaev chains

A Tsintzis, RS Souto, K Flensberg, J Danon, M Leijnse - PRX quantum, 2024 - APS
The possibility of engineering artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

Entanglement measures of Majorana bound states

VK Vimal, J Cayao - Physical Review B, 2024 - APS
Majorana bound states emerge in topological superconductors as zero-energy edge states
exhibiting spatial nonlocality. Despite the enormous advances, the detection of Majorana …

Majorana differential shot noise and its universal thermoelectric crossover

S Smirnov - Physical Review B, 2023 - APS
Nonequilibrium states driven by both electric bias voltages V and temperature differences Δ
T (or thermal voltages e VT≡ k B Δ T) are unique probes of various systems. Whereas …

Nonequilibrium finite frequency resonances in differential quantum noise driven by Majorana interference

S Smirnov - Physical Review B, 2024 - APS
Nonequilibrium quantum noise S>(ω, V) measured at finite frequencies ω and bias voltages
V probes Majorana bound states in a host nanostructure via fluctuation fingerprints …

Probing the exciton condensate via shot noise spectroscopy in superconducting hybrid structures based on excitonic insulators

B Wu, H Li - Physical Review B, 2024 - APS
We theoretically study the shot noise and the Fano factor in a voltage-biased junction
consisting of a bilayer excitonic insulator (EI) sandwiched between a bilayer semimetal (SM) …

Distinguishing Majorana bound states from Andreev bound states through differential conductance and current noise spectrum

H Zhao, J Wang, H Mao, J ** - New Journal of Physics, 2025 - iopscience.iop.org
We investigate the quantum transport through a quantum dot coupled with a
superconducting (SC) nanowire. By elaborating the differential conductance and current …

[HTML][HTML] Influence of strong dot-lead couplings on the Majorana leakage effect

C Wang, ZG Xu, XQ Wang - Physics Letters A, 2025 - Elsevier
By means of the scattering matrix and non-equilibrium Green function technique, the
influence of dot-lead coupling on the Majorana leakage effect is theoretically studied. By …