At the core of quantum photonic information processing and sensing, two major building
pillars are single-photon emitters and single-photon detectors. In this review, we …

Photons are often referred to as flying quantum bits, a phrase that emphasizes both their
quantum character and their ability to carry quantum information between two distant points …

Symmetries play a major role in identifying topological phases of matter and in establishing
a direct connection between protected edge states and topological bulk invariants via the …

It is known that the superposition of two bound states in the continuum (BICs) leads to the
phenomenon of an oscillating bound state, where excitations mediated by the continuum …

The quantum Toffoli gate is one of the most important three-qubit gates, but it is challenging
to construct a chip according to the complicated traditional circuit. Using the optimized 3D …

Quantum transport and localization are fundamental concepts in condensed matter physics.
It is commonly believed that in one-dimensional systems, the existence of mobility edges is …

Quantum walks represent paradigmatic quantum evolutions, enabling powerful applications
in the context of topological physics and quantum computation. They have been …

The classical random walk formalism plays an important role in a wide range of applications.
Its quantum counterpart, the quantum walk, is proposed as an important theoretical model …

Over the last two decades, integrated photonics has profoundly revolutionized the domain of
quantum technologies. The ongoing second quantum revolution stands as a timely …

Graph representations are a powerful concept for solving complex problems across natural
science, as patterns of connectivity can give rise to a multitude of emergent phenomena …