Controlled NOT gate

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Community · Quantum entanglement

Summary

In computer science, the controlled NOT gate, controlled-X gate, controlled-bit-flip gate, Feynman gate or controlled Pauli-X is a quantum logic gate that is an essential component in the construction of a gate-based quantum computer.

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Quantum logic gate used to generate Bell states
The Controlled-NOT gate is the standard circuit element used to create entanglement between two qubits, transforming a product state into a Bell state.
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essential two-qubit entangling quantum logic gate
The Controlled-NOT gate is the standard two-qubit gate used to generate quantum entanglement, acting as a building block for more complex quantum circuits.
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