15 citations · 19 across the 5 of their papers we have counts for
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gr-qc2025
The spacetime geodesy of perfect fluid spheres
Christopher Simmonds, Matt Visser
Herein we shall argue for the utility of "spacetime geodesy", a point of view where one delays as long as possible worrying about dynamical equations, in favour of the maximal util…
gr-qc2023★ 4 cited
Emergent Time and Time Travel in Quantum Physics
Ana Alonso-Serrano, Sebastian Schuster, Matt Visser
Entertaining the possibility of time travel will invariably challenge dearly held concepts of fundamental physics. It becomes relatively easy to construct multiple logical contradi…
gr-qc2002★ 15 cited
Warped space-time for phonons moving in a perfect nonrelativistic fluid
Uwe R. Fischer, Matt Visser
We construct a kinematical analogue of superluminal travel in the ``warped'' space-times curved by gravitation, in the form of ``super-phononic'' travel in the effective space-time…