Timeline for What's the difference between an entangled state, a superposed state and a cat state?
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| Jan 24, 2011 at 10:30 | comment | added | Frédéric Grosshans | +1 Almost everything I intended to write. Just want to add that the 10 billion pairs do not count as a cat state, because each of the pair is independent of the others. A 10 billion qubits cat state would be closer o a GHZ state :$|0\rangle^{\otimes n}+|1\rangle^{\otimes n}$. | |
| Jan 24, 2011 at 6:40 | comment | added | David Z | I've often heard the term "cat state" used in contexts like quantum computing to refer to entangled states of microscopic systems. | |
| Jan 24, 2011 at 0:38 | history | answered | dbrane | CC BY-SA 2.5 |