Recent research in topological photonics has not only proposed and realized novel
topological phenomena such as one‐way broadband propagation and robust transport of …

Thouless pumping provides one of the simplest manifestations of topology in quantum
systems and has attracted a lot of recent interest, both theoretically and experimentally …

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 …

In the field of quantum simulation of condensed matter phenomena by artificially
engineering the Hamiltonian of an atomic, molecular or optical system, the concept of …

Our world, of course, changed in many other ways as well since the publication of the first
edition. The global pandemic impacted all areas of society and will probably transform how …

When a two-dimensional (2D) electron gas is placed in a perpendicular magnetic field, its in-
plane transverse conductance becomes quantized; this is known as the quantum Hall effect …

Topological physics provides a robust framework for strategically controlling wave
confinement and propagation dynamics. However, current implementations have been …

Topological charge pumping enables the transport of charge through an adiabatic cyclic
evolution of the underlying Hamiltonian. In contrast to classical transport, the transported …

Topological photonics is a rapidly emerging field of research in which geometrical and
topological ideas are exploited to design and control the behavior of light. Drawing …

Quantum states of quasiparticles in solids are dictated by symmetry. We have experimentally
demonstrated quantum states of Dirac electrons in a two-dimensional quasicrystal without …