Analogue Non-Causal Null Curves and Chronology Protection in a dc-SQUID Array
We propose an analogue quantum simulator of a 1 + 1D spacetime containing non-causal curves, in particular null geodesics going back in time, by means of a dc-SQUID array embedded on an open superconducting transmission line. This is achieved by mimicking the spatial dependence of the metric with th...
Main Author: | Carlos Sabín |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2022-08-01
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Series: | Universe |
Subjects: | |
Online Access: | https://www.mdpi.com/2218-1997/8/9/452 |
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