Experimental demonstration of collisional spin-exchange and pair-tunneling gates on fermionic atoms achieving up to 99.75(6)% fidelity and Bell-state lifetimes over 10 seconds.
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Bound clusters of ultracold atoms tunnel coherently in optical lattices to form 608-amu composite objects in spatial superposition, certified by interferometry for quantum-enhanced measurements.
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High-fidelity collisional quantum gates with fermionic atoms
Experimental demonstration of collisional spin-exchange and pair-tunneling gates on fermionic atoms achieving up to 99.75(6)% fidelity and Bell-state lifetimes over 10 seconds.
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Scalable Generation of Massive Schr\"odinger Cat States via Quantum Tunneling
Bound clusters of ultracold atoms tunnel coherently in optical lattices to form 608-amu composite objects in spatial superposition, certified by interferometry for quantum-enhanced measurements.