E Peik

Improved limit on a temporal variation of mp/me from comparisons of Yb+ and Cs atomic clocks.

E. Peik, C. Tamm, V. Gerginov, 2014, Physical review letters.

Sub-Hertz optical frequency comparisons between two trapped 171Yb+ ions.

T Schneider, E. Peik, C. Tamm, 2005, Physical review letters.

Limit on the present temporal variation of the fine structure constant.

B Lipphardt, Chr Tamm, E Peik, 2004, Physical review letters.

Generalized Ramsey excitation scheme with suppressed light shift.

V. Yudin, M. Okhapkin, E. Peik, 2012, Physical review letters.

Absolute frequency measurement of the In+ clock transition with a mode-locked laser.

S N Bagayev, J Reichert, T W Hänsch, 2000, Optics letters.

Single-Ion Atomic Clock with 3×10(-18) Systematic Uncertainty.

C Sanner, E. Peik, C. Tamm, 2016, Physical review letters.

High-accuracy optical clock based on the octupole transition in 171Yb+.

M. Okhapkin, E. Peik, C. Tamm, 2011, Physical review letters.