A quantum internet is the holy grail of quantum information processing, enabling the
deployment of a broad range of quantum technologies and protocols on a global scale …

Since its discovery, the quantum entanglement becomes a promising resource in quantum
communication and computation. However, the entanglement is fragile due to the presence …

Hyperentanglement is a promising resource in quantum information processing with its high
capacity character, defined as the entanglement in multiple degrees of freedom (DOFs) of a …

Quantum secure direct communication (QSDC) can transmit secret messages without keys,
making it an important branch of quantum communication. We present a hybrid …

Entanglement purification is to distill high-quality entangled states from low-quality
entangled states. It is a key step in quantum repeaters, determines the efficiency and …

Recent advances in quantum technologies are rapidly stimulating the building of quantum
networks. With the parallel development of multiple physical platforms and different types of …

We propose a heralded protocol for implementing nontrivial quantum gates on two
stationary qubits coupled to spatially separated cavities. By dynamically controlling the …

A variety of planar π-conjugated hydrocarbons such as heptauthrene, Clar's goblet and,
recently synthesized, triangulene have two electrons occupying two degenerate molecular …

Hyperentanglement is a promising resource in quantum information processing, especially
for increasing the channel capacity of long-distance quantum communication …

Blind quantum computation (BQC) provides an efficient method for the client who does not
have enough sophisticated technology and knowledge to perform universal quantum …