A review is given on the foundations and applications of non-Hermitian classical and
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …

The ultimate realization of a global quantum internet will require advances in scalable
technologies capable of generating, storing, and manipulating quantum information. The …

Photonic graph states—quantum light states where multiple photons are mutually entangled—
are key resources for optical quantum technologies. They are notably at the core of error …

The generation of entanglement between remote matter qubits has developed into a key
capability for fundamental investigations as well as for emerging quantum technologies. In …

The generation of entanglement between distant quantum systems is at the core of quantum
networking. In recent years, numerous theoretical protocols for remote-entanglement …

We propose a quantum repeater architecture that can operate under ambient conditions.
Our proposal builds on recent progress towards non-cryogenic spin-photon interfaces based …

A common way to entangle quantum memories is via photonic entanglement swaps. Each of
two memories, connected by an optical channel, emits a photonic qubit entangled with itself …

Spin-photon interfaces (SPIs) are key devices of quantum technologies, aimed at coherently
transferring quantum information between spin qubits and propagating pulses of polarized …

Many applications of quantum optics demand delicate quantum properties of light carefully
tailored to accomplish a specific task. To this end, numerical simulations of quantum light …

We consider main methods for detecting single photons used in quantum communications,
including the quantum key distribution (QKD) technology. Two most promising single photon …