M. Bielak, Dominik Vašinka, R. Stárek, M. Mičuda, M. Ježek
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Quantum state preparation and measurement using liquid crystals and deep learning
We report fast estimation of single and multi-mode polarization states at an unprecedented fidelity level of 0.9996(4) and deep learning preparation of arbitrary polarization-encoded qubits with 0.998(6) fidelity using twisted nematic liquid-crystals.