Experimental demonstration of light-nuclear spin interface in He-3 via metastability-exchange collisions in multi-pass cell, with projected measurement-induced squeezing rate of 0.52 s^{-1}.
Quantum interface between light and atomic ensembles,
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The authors identify distinct regimes for QND measurement squeezing (short times) and deterministic squeezing (longer times) via the ratio of tensor to vector light shifts, predicting a spin variance of 0.03 in 50 ms for Yb-173.
Proportional-integral feedback on DM coupling strength doubles time-averaged negativity under colored noise and yields 2.5 times better sensitivity than the shot-noise limit in quantum metrology simulations.
Proposes using sum-frequency generation-based quantum frequency conversion combined with resonant confinement in ring resonators to bridge broadband flying qubits with narrowband quantum memories for long-range quantum networks.
citing papers explorer
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Effective Faraday interaction between light and Helium-3 nuclear spins in a multi-pass cell
Experimental demonstration of light-nuclear spin interface in He-3 via metastability-exchange collisions in multi-pass cell, with projected measurement-induced squeezing rate of 0.52 s^{-1}.
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Deterministic nuclear spin squeezing and squeezing by continuous measurement using vector and tensor light shifts
The authors identify distinct regimes for QND measurement squeezing (short times) and deterministic squeezing (longer times) via the ratio of tensor to vector light shifts, predicting a spin variance of 0.03 in 50 ms for Yb-173.
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Optimizing Quantum Entanglement Preservation in a Qubit Qubit System with Dzyaloshinskii Moriya Interaction under Noisy Magnetic Fields via Feedback Control
Proportional-integral feedback on DM coupling strength doubles time-averaged negativity under colored noise and yields 2.5 times better sensitivity than the shot-noise limit in quantum metrology simulations.
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Toward quantum interconnects featuring nanometer-to-picometer bandwidth compression and THz-range quantum frequency conversion
Proposes using sum-frequency generation-based quantum frequency conversion combined with resonant confinement in ring resonators to bridge broadband flying qubits with narrowband quantum memories for long-range quantum networks.