Atomic topological quantum matter using synthetic dimensions

A Fabre, S Nascimbene - Europhysics Letters, 2024 - iopscience.iop.org
The realization of topological states of matter in ultracold atomic gases is currently the
subject of intense experimental activity. Using a synthetic dimension, encoded in an internal …

Optimizing edge-state transfer in a Su-Schrieffer-Heeger chain via hybrid analog-digital strategies

SV Romero, X Chen, G Platero, Y Ban - Physical Review Applied, 2024 - APS
The Su-Schrieffer-Heeger (SSH) chain, which serves as a paradigmatic model for
comprehending topological phases and their associated edge states, plays an essential role …

Topological quantum state transfer via resonant adiabatic passage

KZ Li, JZ Tian, LT **ao - Physical Review A, 2025 - APS
We present a fast and robust protocol for realizing topological quantum state transfer in a
dimeric Su-Schrieffer-Heeger spin chain. By giving a more general condition sufficient for …

Nonadiabatic topological transfer in a nanomechanical phononic lattice

T Tian, H Cai, L Zhang, Y Zhang, CK Duan, J Zhou - Physical Review B, 2024 - APS
Topologically protected boundary transport is a promising route to realize robust quantum
manipulation between distant nodes. Conventional topological transports require a long …

Quantum interference and exceptional points in a nonreciprocal two-level system

J Dong, XL Li, FQ Dou, WY Wang - Physical Review A, 2023 - APS
Non-Hermitian systems with complex-valued energy spectra and exceptional points show
unconventional dynamics. Here we investigate the quantum interference of a self-interacting …

Exact counterdiabatic driving in finite topological lattice models

CW Duncan - Physical Review B, 2024 - APS
Adiabatic protocols are often employed in state preparation schemes but require the system
to be driven by a slowly varying Hamiltonian so that transitions between instantaneous …

Chiral edge states and direct edge-to-edge transport in a bosonic magnetic ladder

AX Zhang, YH Qin, YH Gao, YQ Yuan… - New Journal of …, 2024 - iopscience.iop.org
Three-legged magnetic ladder reproduces the main features of two-dimensional Hofstadter
butterfly spectrum and the related Chern insulating phases with typical topological edge …

Topologically Protected Synthesizing of Fock States in a Circuit Quantum Electrodynamics Architecture

W **n, X Yu, K Zhou, S Li, Y Yu - physica status solidi (RRL) …, 2024 - Wiley Online Library
The preparation of Fock states is important for quantum information storage and processing.
Herein, a two‐step protocol with topological protection for multi‐photon Fock states …

An unusual phase transition in a non-Hermitian Su–Schrieffer–Heeger model

A Niveth, S Karthiga… - Journal of Physics …, 2024 - iopscience.iop.org
This article studies a non-Hermitian Su–Schrieffer–Heeger model which has periodically
staggered Hermitian and non-Hermitian dimers. The changes in topological phases of the …

Optimizing edge state transfer in a Su-Schrieffer-Heeger chain via hybrid digital-analog strategies

SV Romero, X Chen, G Platero, Y Ban - arxiv preprint arxiv:2310.12179, 2023 - arxiv.org
Su-Schrieffer-Heeger (SSH) chain, serving as a paradigmatic model for comprehending
topological phases and their associated edge states, plays a pivotal role in advancing our …