Quantum theory has been successfully validated in numerous laboratory experiments. But
would such a theory, which effectively describes the behavior of microscopic physical …

In recent years, free space optical (FSO) communication has gained significant importance
owing to its unique features: large bandwidth, license free spectrum, high data rate, easy …

Thirty years after it was first proposed, quantum teleportation remains one of the most
important protocols in quantum information and quantum technologies, enabling the …

In the context of quantum technologies, the generation and manipulation of single photons
has become a key element for applications such as quantum communication and quantum …

Quantum key distribution (QKD) uses individual light quanta in quantum superposition states
to guarantee unconditional communication security between distant parties. However, the …

An arbitrary unknown quantum state cannot be measured precisely or replicated perfectly.
However, quantum teleportation enables unknown quantum states to be transferred reliably …

Photonic quantum technologies represent a promising platform for several applications,
ranging from long-distance communications to the simulation of complex phenomena …

Quantum information theory is a branch of science at the frontier of physics, mathematics,
and information science, and offers a variety of solutions that are impossible using classical …

The nature of consciousness, the mechanism by which it occurs in the brain, and its ultimate
place in the universe are unknown. We proposed in the mid 1990's that consciousness …

Quantum communication provides an absolute security advantage, and it has been widely
developed over the past 30 years. As an important branch of quantum communication …