R. Le Targat

Blatt, S. ., Ludlow, A. D., Campbell, G. K., Thomsen, J. W., Zelevinsky, T. ., Boyd, M. M., … Flambaum, V. V. (2008). New Limits on Coupling of Fundamental Constants to Gravity Using Sr-87 Optical Lattice Clocks. Phys. Rev. Lett., 100, 140801. http://doi.org/10.1103/PhysRevLett.100.140801 (Original work published 2024)