Topological invariants of Floquet systems: General formulation, special properties, and Floquet topological defects
Periodically driven (Floquet) systems have been under active theoretical and experimental
investigations. This paper aims at a systematic study in the following aspects of Floquet …
investigations. This paper aims at a systematic study in the following aspects of Floquet …
Non-Hermitian Floquet topological superconductors with multiple Majorana edge modes
L Zhou - Physical Review B, 2020 - APS
Majorana edge modes are candidate elements of topological quantum computing. In this
paper, we propose a Floquet engineering approach to generate multiple non-Hermitian …
paper, we propose a Floquet engineering approach to generate multiple non-Hermitian …
Monitoring Electron-Photon Dressing in WSe2
Optical pumping of solids creates a nonequilibrium electronic structure where electrons and
photons combine to form quasiparticles of dressed electronic states. The resulting shift of …
photons combine to form quasiparticles of dressed electronic states. The resulting shift of …
Controlling quantum transport via dissipation engineering
Inspired by the microscopic control over dissipative processes in quantum optics and cold
atoms, we develop an open-system framework to study dissipative control of transport in …
atoms, we develop an open-system framework to study dissipative control of transport in …
Photon-inhibited topological transport in quantum well heterostructures
A Farrell, T Pereg-Barnea - Physical Review Letters, 2015 - APS
Here we provide a picture of transport in quantum well heterostructures with a periodic
driving field in terms of a probabilistic occupation of the topologically protected edge states …
driving field in terms of a probabilistic occupation of the topologically protected edge states …
Edge-state transport in Floquet topological insulators
A Farrell, T Pereg-Barnea - Physical Review B, 2016 - APS
Floquet topological insulators are systems in which the topology emerges only when a time-
periodic perturbation is applied. In these systems one can define quasienergy states which …
periodic perturbation is applied. In these systems one can define quasienergy states which …
All-optical scheme for detecting the possible Majorana signature based on QD and nanomechanical resonator systems
HJ Chen, KD Zhu - Science China Physics, Mechanics & Astronomy, 2015 - Springer
Majorana fermions (MFs) are exotic particles that are their own anti-particles. Currently, the
search for MFs occurring as quasiparticle excitations in condensed matter systems has …
search for MFs occurring as quasiparticle excitations in condensed matter systems has …
Some exact properties of the nonequilibrium response function for transient photoabsorption
E Perfetto, G Stefanucci - Physical Review A, 2015 - APS
The physical interpretation of time-resolved photoabsorption experiments is not as
straightforward as for the more conventional photoabsorption experiments conducted on …
straightforward as for the more conventional photoabsorption experiments conducted on …
Stability of Floquet Majorana box qubits
In one-dimensional topological superconductors driven periodically with the frequency ω,
two types of topological edge modes may appear, the well-known Majorana zero mode and …
two types of topological edge modes may appear, the well-known Majorana zero mode and …
Brillouin-Wigner theory for Floquet topological phase transitions in spin-orbit-coupled materials
We develop the high-frequency expansion based on the Brillouin-Wigner (BW) perturbation
theory for driven systems with spin-orbit coupling which is applicable to the cases of silicene …
theory for driven systems with spin-orbit coupling which is applicable to the cases of silicene …