Observation of parity-time symmetry for evanescent waves
Parity-time (PT) symmetry has enabled the demonstration of fascinating wave phenomena in
non-Hermitian systems characterized by precisely balanced gain and loss. Until now, the …
non-Hermitian systems characterized by precisely balanced gain and loss. Until now, the …
Higher-order Skin Effect through a Hermitian-non-Hermitian Correspondence and Its Observation in an Acoustic Kagome Lattice
The non-Hermitian skin effect (NHSE) is a distinctive topological phenomenon observed in
nonHermitian systems. Recently, there has been considerable interest in exploring higher …
nonHermitian systems. Recently, there has been considerable interest in exploring higher …
Evanescent wave spectral singularities in non-Hermitian photonics
Spectral singularities (SSs) emerge at isolated real frequencies when the scattering
coefficients of a system diverge, producing scattering anomalies in non-Hermitian systems …
coefficients of a system diverge, producing scattering anomalies in non-Hermitian systems …
High-performance heralded squeezing gate with quantum network modules
X Lei, J Yan, J Deng, Z Yan, X Jia - Physical Review A, 2024 - APS
The quantum gate and quantum memory are building blocks for distributed quantum
computation. It is a longstanding goal to implement high-fidelity quantum operations with …
computation. It is a longstanding goal to implement high-fidelity quantum operations with …
Transient logic operations in acoustics through dynamic modulation
In quantum logic operations, information is carried by the wave function rather than the
energy distribution. Therefore, the relative phase is essential. Abelian and non-Abelian …
energy distribution. Therefore, the relative phase is essential. Abelian and non-Abelian …
Enhanced surrounding sound signal acquisition for arbitrary source location by the acoustic higher-order topological insulator
M Ling, Z Xu, S Wang, Y Huang, L Wang - Applied Physics Letters, 2024 - pubs.aip.org
Topological acoustics is a rapidly developing field due to its fascinating topological
properties in artificial metamaterials. However, the topological crystals are generally …
properties in artificial metamaterials. However, the topological crystals are generally …
Direct measurement of topological invariants through temporal adiabatic evolution of bulk states in the synthetic Brillouin zone
Mathematically, topological invariants arise from the parallel transport of eigenstates on the
energy bands, which, in physics, correspond to the adiabatic dynamical evolution of …
energy bands, which, in physics, correspond to the adiabatic dynamical evolution of …
Experimental demonstration of a space-time modulated airborne acoustic circulator
Achieving strongly nonreciprocal scattering in compact linear acoustic devices is a
challenging task. One possible solution is the use of time-modulated resonators, however …
challenging task. One possible solution is the use of time-modulated resonators, however …