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Heisenberg-scaling measurement of the single-photon Kerr non-linearity using mixed states
Improving the precision of measurements is a significant scientific challenge. Previous works suggest that in a photon-coupling scenario the quantum fisher information shows a quantum-enhanced scaling of N(2), which in theory allows a better-than-classical scaling in practical measurements. In this...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5758646/ https://www.ncbi.nlm.nih.gov/pubmed/29311543 http://dx.doi.org/10.1038/s41467-017-02487-z |