Related topics: quantum state

Two qudits fully entangled

In the world of computing, we typically think of information as being stored as ones and zeros—also known as binary encoding. However, in our daily life we use ten digits to represent all possible numbers. In binary the ...

Quantum 'magic' could help explain the origin of spacetime

A quantum property dubbed "magic" could be the key to explaining how space and time emerged, a new mathematical analysis by three RIKEN physicists suggests. The research is published in the journal Physical Review D.

A new way to share secret information, using quantum mechanics

Quantum information is a powerful technology for increasing the amount of information that can be processed and communicated securely. Using quantum entanglement to securely distribute a secret quantum state among multiple ...

First demonstration of universal control of encoded spin qubits

HRL Laboratories, LLC, has published the first demonstration of universal control of encoded spin qubits. This newly emerging approach to quantum computation uses a novel silicon-based qubit device architecture, fabricated ...

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