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Atomic Interferometer Gates Realization via Quantum Optimal Control

2021/12/26 by Javad Sharifi, Sharifi, Javad
Engineering · Physics and Astronomy · #Advanced Frequency and Time Standards #Cold Atom Physics and Bose-Einstein Condensates #FOS: Physical sciences #Geophysics and Sensor Technology #Quantum Physics (quant-ph)

paper · pdf · doi:10.48550/arxiv.2112.13344

openalex publication_date 2021/12/26 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Atomic Interferometer has two quantum unitary gates that must be realized for quantum sensing purposes from atomic gravimeter and atomic interferometer gyroscope. An optimal cost function which define the distance between two unitary operator is defines and based on it a pulse based stochastic gradient descent algorithm is derived for implementation of atomic mirror and atomic beam-splitter gates. By using numerical optimal control for those gate realization, we achieved to gate fidelity of 0.995 and 0.998 for mirror and beam-splitter gates, respectively. For this research, a two-level atomic clock transitions are employed.

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