A protocol with two generalized measurements prepares versatile probe states from thermal qubits to enhance quantum Fisher information for decay rate and temperature estimation in amplitude damping channels, deriving an analytical link to thermodynamic susceptibilities and Hamiltonian variance valid
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quant-ph 2years
2026 2verdicts
UNVERDICTED 2roles
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A rotating all-optical saddle trap for levitated nanoparticles enables reduced decoherence, large motional delocalization, and zepto-Newton force detection in mesoscopic quantum experiments.
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Versatile probe state preparation via generalized measurements for quantum sensing and thermometry
A protocol with two generalized measurements prepares versatile probe states from thermal qubits to enhance quantum Fisher information for decay rate and temperature estimation in amplitude damping channels, deriving an analytical link to thermodynamic susceptibilities and Hamiltonian variance valid
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All-optical saddle trap as a platform for mesoscopic quantum experiments
A rotating all-optical saddle trap for levitated nanoparticles enables reduced decoherence, large motional delocalization, and zepto-Newton force detection in mesoscopic quantum experiments.