Orbital Floquet engineering of exchange interactions in magnetic materials
We present a scheme to control the spin-exchange interactions by manipulating the orbital
degrees of freedom using a periodic drive. We discuss two different protocols for orbital …
degrees of freedom using a periodic drive. We discuss two different protocols for orbital …
Effects of topological and non-topological edge states on information propagation and scrambling in a Floquet spin chain
The action of any local operator on a quantum system propagates through the system
carrying the information of the operator. This is usually studied via the out-of-time-order …
carrying the information of the operator. This is usually studied via the out-of-time-order …
Driven Hubbard model on a triangular lattice: Tunable Heisenberg antiferromagnet with a chiral three-spin term
We study the effects of a periodically varying electric field on the Hubbard model at half
filling on a triangular lattice. The electric field is incorporated through the phase of the …
filling on a triangular lattice. The electric field is incorporated through the phase of the …
Fermi arc reconstruction at the interface of twisted Weyl semimetals
Three-dimensional Weyl semimetals have pairs of topologically protected Weyl nodes
whose projections onto the surface Brillouin zone are the end points of zero-energy surface …
whose projections onto the surface Brillouin zone are the end points of zero-energy surface …
transitions in a Josephson junction of an irradiated Weyl semimetal
We propose a setup for the experimental realization of anisotropic 0-π transitions of the
Josephson current, in a junction whose link is made of irradiated Weyl semimetal (WSM) …
Josephson current, in a junction whose link is made of irradiated Weyl semimetal (WSM) …
Effect of Majorana edge states on information propagation and scrambling in a Floquet spin chain
The action of any local operator on a quantum system propagates through the system
carrying the information of the local operator. This is usually studied via the out-of-time-order …
carrying the information of the local operator. This is usually studied via the out-of-time-order …
Controlling ligand-mediated exchange interactions in periodically driven magnetic materials
A periodic drive could alter the effective exchange interactions in magnetic materials. Here,
we explore how exchange pathways affect the effective interactions of periodically driven …
we explore how exchange pathways affect the effective interactions of periodically driven …
Josephson signatures of Weyl node creation and annihilation in irradiated Dirac semimetals
PH Fu, J Wang, JF Liu, RQ Wang - Physical Review B, 2019 - APS
Weyl node creation and annihilation are unique topological phenomena associated with
Weyl fermions. Besides the magnetic field, high-frequency illumination can also break the …
Weyl fermions. Besides the magnetic field, high-frequency illumination can also break the …
Floquet engineering of edge states in the presence of staggered potential and interactions
We study the effects of a periodically driven electric field applied to a variety of tight-binding
models in one dimension. We first consider a noninteracting system with or without a …
models in one dimension. We first consider a noninteracting system with or without a …
A New Era of Quantum Materials Mastery and Quantum Simulators In and Out of Equilibrium
We provide a perspective on the burgeoning field of controlling quantum materials at will
and its potential for quantum simulations in and out equilibrium. After briefly outlining a …
and its potential for quantum simulations in and out equilibrium. After briefly outlining a …