Quantum nondemolition (QND) measurement is a special type of measurement of a quantum system in which the uncertainty of the measured observable does not increase from its …

Nov 22, 2018 · This is a limited overview of quantum non-demolition (QND) measurements, with brief discussions of illustrative examples meant to clarify the essential features.

Feb 7, 2020 · We have developed a QND toolbox in analog quantum simulation realizing single-shot measurement of the energy of an isolated quantum many-body system, as a key element …

thermal noiseand quantum are fundamental and unavoidable. There are metrological methods developed to circumvent these limitations in specific situations of measurement. Though the …

Oct 7, 2024 · When the detection efficiency of the quantum nondemolition (QND) measurement is above 0.19, QND outperforms unitary evolution for the preparation of spin squeezing in a QED …

Mar 2, 2020 · While single-shot detection of silicon spin qubits is now a laboratory routine, the need for quantum error correction in a large-scale quantum computing device demands a …

Jan 14, 2007 · A quantum non-demolition (QND) measurement minimizes this disturbance by using a particular system—detector interaction that preserves the eigenstates of a suitable …

Jan 1, 1996 · Examples of possible solutions of fundamental physical problems using QND methods are given. The history of the theory of quantum nondemolition (QND) measurements …

Dec 1, 2015 · This is a limited overview of quantum non-demolition (QND) measurements, with brief discussions of illustrative examples meant to clarify the essential features.

Jan 29, 2022 · If the only goal of a QND measurement is a sensitive measurement of a weak classical force acting on a quantum probe system, i.e. a \(1 \mathrm{D}\) oscillator of …