Multiple chiral majorana fermion modes and quantum transport

J Wang, B Lian - Physical review letters, 2018 - APS
The chiral Majorana fermion is a massless self-conjugate fermionic particle that could arise
as the quasiparticle edge state of a two-dimensonal topological state of matter. Here we …

Electrically tunable chiral Majorana edge modes in quantum anomalous Hall insulator–topological superconductor systems

Q Yan, YF Zhou, QF Sun - Physical Review B, 2019 - APS
Chiral Majorana edge modes are theoretically proposed to perform braiding operations for
the potential quantum computation. Here we suggest a scheme to regulate trajectories of the …

Optical responses of chiral Majorana edge states in two-dimensional topological superconductors

JJ He, Y Tanaka, N Nagaosa - Physical Review Letters, 2021 - APS
Majorana fermions exist on the boundaries of two-dimensional topological superconductors
(TSCs) as charge-neutral quasiparticles. The neutrality makes the detection of such states …

Platform of chiral Majorana edge modes and its quantum transport phenomena

JJ He, T Liang, Y Tanaka, N Nagaosa - Communications Physics, 2019 - nature.com
Majorana fermions, as electronic quasi-particle modes in solid states, have been under the
focus of research due to their exotic physical properties. While the evidence of Majorana …

Emergent Josephson current of chiral topological superconductor in quantum anomalous Hall insulator/superconductor heterostructures

CZ Chen, JJ He, DH Xu, KT Law - Physical Review B, 2018 - APS
Recently, a quantum anomalous Hall insulator (QAHI)/superconductor heterostructure has
been realized and shows half-quantized conductance plateaus in two-terminal conductance …

Quarter-quantized thermal Hall effect with parity anomaly

YH Wan, QF Sun - Physical Review B, 2024 - APS
We show that in the proximity of s-wave superconductors, the magnetic topological surface
states can transform into the Majorana surface state, featuring a single gapless Majorana …

Correlated spin currents generated by resonant-crossed Andreev reflections in topological superconductors

JJ He, J Wu, TP Choy, XJ Liu, Y Tanaka… - Nature …, 2014 - nature.com
Topological superconductors, which support Majorana fermion excitations, have been the
subject of intense studies due to their novel transport properties and their potential …

Unconventional Majorana fermions on the surface of topological superconductors protected by rotational symmetry

J Ahn, BJ Yang - Physical Review B, 2021 - APS
Topological superconductors are exotic gapped phases of matter hosting Majorana mid-gap
states on their boundaries. In conventional three-dimensional topological superconductors …

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 …

RETRACTED: Chiral Majorana fermion modes in a quantum anomalous Hall insulator–superconductor structure

QL He, L Pan, AL Stern, EC Burks, X Che, G Yin… - Science, 2017 - science.org
Majorana fermion is a hypothetical particle that is its own antiparticle. We report transport
measurements that suggest the existence of one-dimensional chiral Majorana fermion …