Quantum networks play an extremely important role in quantum information science, with
application to quantum communication, computation, metrology, and fundamental tests. One …

The distribution of quantum states over long distances is limited by photon loss.
Straightforward amplification as in classical telecommunications is not an option in quantum …

In order to bring quantum networks into the real world, we would like to determine the
requirements of quantum network protocols including the underlying quantum hardware …

Global-scale quantum communication links will form the backbone of the quantum internet.
However, exponential loss in optical fibres precludes any realistic application beyond few …

Multiphoton interference reveals strictly nonclassical phenomena. Its applications range
from fundamental tests of quantum mechanics to photonic quantum information processing …

During the past decade the interaction of light with multiatom ensembles has attracted much
attention as a basic building block for quantum information processing and quantum state …

Many applications of quantum communication crucially depend on reversible transfer of
quantum states between light and matter. Motivated by rapid recent developments in theory …

Quantum communication is a method that offers efficient and secure ways for the exchange
of information in a network. Large-scale quantum communication,,,(of the order of 100 km) …

By analyzing accurate theoretical results from solving the time-dependent Schrödinger
equation of atoms in few-cycle laser pulses, we established the general conclusion that …

Heralded entanglement between collective excitations in two atomic ensembles is
probabilistically generated, stored, and converted to single-photon fields. By way of the …