By measuring the state of Bob, they affect the entanglement, creating a direct connection between Alice and Charlie. Bob helps create that entanglement between Alice and Charlie, who do not share a direct physical connection. Hanson and his team used what is called a nitrogen vacancy center — a tiny empty space in a synthetic diamond in which electrons can be trapped. Image: Nintendo LifeFebruary 27th is getting closer, and you know what that means? Related News. Entanglement is central to proposals for a quantum internet, which could greatly improve privacy compared with current internet systems. Download references.