Demonstrate the phase kickback trick: a CNOT with ancilla in |−⟩ imprints a phase on the control qubit.
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Updated
Mar 23, 2026 - OpenQASM
Demonstrate the phase kickback trick: a CNOT with ancilla in |−⟩ imprints a phase on the control qubit.
Grover's algorithm for a 3-qubit search space — oracle via phase kickback, optimal iteration count, amplitude amplification visualized. Built with Qiskit.
Interactive learning simulator for quantum phase estimation—see energy become phase, explore phase kickback, inverse QFT, and finite-bit measurement.
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