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gr-qc2024
Looping back to the past through free fall in a controlled warp drive spacetime
Achintya Sajeendran, Timothy C. Ralph
We present a modification to a 'rotating' version of the dynamical Alcubierre spacetime, which was previously shown to permit closed timelike curves. We find that if the effective…
gr-qc2011★ 9 cited
Quantum fields on closed time-like curves
J. L. Pienaar, C. R. Myers, T. C. Ralph
Recently, there has been much interest in the evolution of quantum particles on closed time-like curves (CTCs). However, such models typically assume point-like particles with only…