Resolving gravitational redshift with sub-millimeter height differences using spin-squeezed optical clocks
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DOI: 10.1088/1674-1056/adca1d
Abstract: The phenomenon that a clock at a higher gravitational potential ticks faster than one at a lower potential, also known as gravitational redshift, is one of the classical tests of Einstein’s theory of general relativity.… read more here.
Keywords: redshift; gravitational redshift; optical clocks; resolving gravitational ... See more keywords
Nyquist-resolving gravitational waves via orbital frequency-based refinement
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DOI: 10.1103/physrevd.111.124001
Abstract: Adaptive mesh refinement efficiently facilitates the computation of gravitational waveforms in numerical relativity. However, determining precisely when, where, and to what extent to refine when solving the Einstein equations poses challenges; several ad hoc refinement… read more here.
Keywords: gravitational waves; orbital frequency; nyquist resolving; resolving gravitational ... See more keywords