3 papers
astro-ph.IM2025
Observable-based reformulation of time-delay interferometry
Kohei Yamamoto, Jan Niklas Reinhardt, Olaf Hartwig
Spaceborne gravitational-wave observatories utilize a postprocessing technique known as time-delay interferometry (TDI) to reduce the otherwise overwhelming laser frequency noise b…
astro-ph.IM2024
Experimental end-to-end demonstration of intersatellite absolute ranging for LISA
Kohei Yamamoto, Iouri Bykov, Jan Niklas Reinhardt +10
The Laser Interferometer Space Antenna (LISA) is a gravitational wave detector in space. It relies on a post-processing technique named time-delay interferometry (TDI) to suppress…
gr-qc2024
Time-delay interferometry with onboard optical delays
Jan Niklas Reinhardt, Philipp Euringer, Olaf Hartwig +3
Time-delay interferometry (TDI) is a data processing technique for space-based gravitational-wave detectors to create laser-noise-free equal-optical-path-length interferometers vir…