Optimal entangling measurements on two qubits violate the three-parameter precision trade-off bound by an average of 16 standard deviations, achieving tomography precision unreachable by individual measurements.
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A minimal fitting procedure improves T1 parameter estimation accuracy in NV-center spin relaxometry by explicitly modeling imperfect spin state preparation.
A compact external cavity diode laser with NV-diamond achieves five-fold ODMR contrast enhancement near threshold and 7.6 nT/sqrt(Hz) sensitivity above threshold for singlet infrared absorption magnetometry.
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Beating three-parameter precision trade-offs with entangling collective measurements
Optimal entangling measurements on two qubits violate the three-parameter precision trade-off bound by an average of 16 standard deviations, achieving tomography precision unreachable by individual measurements.
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A method for robust spin relaxometry in the presence of imperfect state preparation
A minimal fitting procedure improves T1 parameter estimation accuracy in NV-center spin relaxometry by explicitly modeling imperfect spin state preparation.
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A robust laser cavity platform for NV-diamond singlet infrared absorption magnetometry
A compact external cavity diode laser with NV-diamond achieves five-fold ODMR contrast enhancement near threshold and 7.6 nT/sqrt(Hz) sensitivity above threshold for singlet infrared absorption magnetometry.
- Determination of the Fermi Energy of Diamond using Photoluminescence Spectral Analysis