The topological properties of an object, associated with an integer called the topological
invariant, are global features that cannot change continuously but only through abrupt …

Transition radiation is a fundamental process of light emission and occurs whenever a
charged particle moves across an inhomogeneous region. One feature of transition radiation …

Exceptional point (EP) has been captivated as a concept of interpreting eigenvalue
degeneracy and eigenstate exchange in non-Hermitian physics. The chirality in the vicinity …

Fully integrated wearable electronics that combine the extraordinary feature of incessant
and on‐body operation with the distinctive external equipment‐free trait are the ultimate goal …

Leveraging topological properties in the response of electromagnetic systems can greatly
enhance their potential. Although the investigation of singularity‐based electromagnetics …

Electronic sensors play important roles in various applications, such as industry and
environmental monitoring, biomedical sample ingredient analysis, wireless networks and so …

The mathematical foundation of quantum mechanics is built on linear algebra, while the
application of nonlinear operators can lead to outstanding discoveries under some …

Symmetries and tunability are of fundamental importance in wave scattering control, but
symmetries are often obvious upon visual inspection, which constitutes a significant …

Wireless power transfer (WPT) technology based on magnetic resonance (a basic physical
phenomenon) can directly transfer energy from the source to the load without wires and …

Above-barrier quantum scattering with truncated real potentials V (x)=-| x| p provides an
experimentally accessible platform that exhibits spontaneous parity-time symmetry breaking …