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

Quantum cryptography is arguably the fastest growing area in quantum information science.
Novel theoretical protocols are designed on a regular basis, security proofs are constantly …

Concerted efforts are underway to establish an infrastructure for a global quantum Internet to
realise a spectrum of quantum technologies. This will enable more precise sensors, secure …

Long-distance quantum state transfer (QST), which can be achieved with the help of
quantum teleportation, is a core element of important quantum protocols. A typical situation …

Quantum key distribution (QKD) offers future proof security based on fundamental laws of
physics. Long-distance QKD spanning regions such as the United Kingdom (UK) may …

Advances in quantum technologies are giving rise to a revolution in the way fundamental
physics questions are explored at the empirical level. At the same time, they are the seeds …

Satellite-based quantum communication (QC) is an invaluable resource for the realization of
a quantum network at the global scale. In this regard, the use of satellites well beyond the …

Wave-particle duality is one of the most notable and counterintuitive features of quantum
mechanics, illustrating that two incompatible observables cannot be measured …

Abstract Recently, the European Commission supported by many European countries has
announced large investments towards the commercialization of quantum technology (QT) to …

Bohr's complementarity principle has been challenged by quantum delayed-choice
experiments wherein quantum systems are claimed to behave neither as wave nor as a …