Matches in SemOpenAlex for { <https://semopenalex.org/work/W3013212611> ?p ?o ?g. }
- W3013212611 abstract "Quantum electrodynamics predicts the vacuum to behave as a nonlinear medium, including effects such as birefringence. However, for experimentally available field strengths, this vacuum polarizability is extremely small and thus very hard to measure. In analogy to the Heisenberg limit in quantum metrology, we study the minimum requirements for such a detection in a given strong field (the pump field). Using a laser pulse as the probe field, we find that its energy must exceed a certain threshold depending on the interaction time. However, a detection at that threshold, i.e., the Heisenberg limit, requires highly nonlinear measurement schemes---while for ordinary linear-optics schemes, the required energy (Poisson or shot noise limit) is much larger. Finally, we discuss several currently considered experimental scenarios from this point of view." @default.
- W3013212611 created "2020-04-03" @default.
- W3013212611 creator A5000828951 @default.
- W3013212611 creator A5010955188 @default.
- W3013212611 creator A5014678886 @default.
- W3013212611 creator A5043714668 @default.
- W3013212611 creator A5059107254 @default.
- W3013212611 creator A5062619471 @default.
- W3013212611 date "2020-06-30" @default.
- W3013212611 modified "2023-10-17" @default.
- W3013212611 title "Heisenberg limit for detecting vacuum birefringence" @default.
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