Classical Internet evolved exceptionally during the last five decades, from a network
comprising a few static nodes in the early days to a leviathan interconnecting billions of …

Quantum walks, the quantum mechanical counterpart of classical random walks, is an
advanced tool for building quantum algorithms that has been recently shown to constitute a …

Magnonics addresses the physical properties of spin waves and utilizes them for data
processing. Scalability down to atomic dimensions, operation in the GHz-to-THz frequency …

The next few years will be exciting as prototype universal quantum processors emerge,
enabling the implementation of a wider variety of algorithms. Of particular interest are …

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 …

The Quantum Internet, by enabling quantum communications among remote quantum
nodes, is a network capable of supporting functionalities with no direct counterpart in the …

Implementing a gate-based quantum algorithm on an noisy intermediate scale quantum
(NISQ) device has several challenges that arise from the fact that such devices are noisy …

A unitary coupled cluster (UCC) form for the wave function in the variational quantum
eigensolver has been suggested as a systematic way to go beyond the mean-field …

Quantum Teleportation is the key communication functionality of the Quantum Internet,
allowing the “transmission” of qubits without the physical transfer of the particle storing the …

Nowadays, quantum computing has reached the engineering phase, with fully-functional
quantum processors integrating hundred of noisy qubits available. Yet--to fully unveil the …