Clock comparison using black holes
Introductory text in journal, 2021

Observing accreting black holes in the early Universe allows precise comparison of clocks over intercontinental distances on Earth. This is achieved with a novel observation strategy using the next generation of very long baseline interferometry systems.

VLBI clock comparison

Author

Rüdiger Haas

Chalmers, Space, Earth and Environment, Onsala Space Observatory, Space Geodesy and Geodynamics

Nature Physics

1745-2473 (ISSN)

Vol. 17 2 164-165

Subject Categories

Astronomy, Astrophysics and Cosmology

Other Physics Topics

Roots

Basic sciences

DOI

10.1038/s41567-020-01071-5

More information

Latest update

3/16/2021