A clock network for geodesy and fundamental science

Realization of a timescale with an accurate optical lattice clock

(2016) Christian Grebing et al.   Optica

Quantum tests of the Einstein Equivalence Principle with the STE–QUEST space mission

(2015) Brett Altschul et al.   ADVANCES IN SPACE RESEARCH

Towards a redefinition of the second based on optical atomic clocks

(2015) Fritz Riehle   COMPTES RENDUS PHYSIQUE

On the relation between uncertainties of weighted frequency averages and the various types of Allan deviations

(2015) Erik Benkler et al.   METROLOGIA

Cryogenic optical lattice clocks

(2015) Ichiro Ushijima et al.   Nature Photonics

Cascaded optical fiber link using the internet network for remote clocks comparison

(2015) Nicola Chiodo et al.   OPTICS EXPRESS

Doppler-stabilized fiber link with 6  dB noise improvement below the classical limit

(2015) C. E. Calosso et al.   OPTICS LETTERS

8  ×  10^−17 fractional laser frequency instability with a long room-temperature cavity

(2015) Sebastian Häfner et al.   OPTICS LETTERS

Brillouin amplification supports1×10−20uncertainty in optical frequency transfer over 1400 km of underground fiber

(2015) Sebastian M. F. Raupach et al.   PHYSICAL REVIEW A

Chemically related 4,5-linked aminoglycoside antibiotics drive subunit rotation in opposite directions

(2015) Michael R. Wasserman et al.   Nature Communications

Chirped frequency transfer: a tool for synchronization and time transfer

(2014) Sebastian M.F. Raupach et al.   IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL

An optical lattice clock with accuracy and stability at the 10−18 level

(2014) B. J. Bloom et al.   NATURE

Spectral purity transfer between optical wavelengths at the 10−18 level

(2014) Daniele Nicolodi et al.   Nature Photonics

A quantum network of clocks

(2014) P. Kómár et al.   Nature Physics

Hunting for topological dark matter with atomic clocks

(2014) A. Derevianko et al.   Nature Physics

A strontium lattice clock with 3 × 10−17inaccuracy and its frequency

(2014) Stephan Falke et al.   NEW JOURNAL OF PHYSICS

Direct comparison of optical lattice clocks with an intercontinental baseline of 9000  km

(2014) H. Hachisu et al.   OPTICS LETTERS

Frequency transfer via a two-way optical phase comparison on a multiplexed fiber network

(2014) C. E. Calosso et al.   OPTICS LETTERS

Frequency Ratio of Two Optical Clock Transitions inYb+171and Constraints on the Time Variation of Fundamental Constants

(2014) R. M. Godun et al.   PHYSICAL REVIEW LETTERS

Improved Limit on a Temporal Variation ofmp/mefrom Comparisons ofYb+and Cs Atomic Clocks

(2014) N. Huntemann et al.   PHYSICAL REVIEW LETTERS

An Atomic Clock with 10-18 Instability

(2013) N. Hinkley et al.   SCIENCE

Ultra-stable long distance optical frequency distribution using the Internet fiber network

(2012) Olivier Lopez et al.   OPTICS EXPRESS

A 920-Kilometer Optical Fiber Link for Frequency Metrology at the 19th Decimal Place

(2012) K. Predehl et al.   SCIENCE

The ACES mission: System development and test status

(2011) M.P. Heß et al.   ACTA ASTRONAUTICA

Direct Comparison of Distant Optical Lattice Clocks at the $10^{-16}$ Uncertainty

(2011) Atsushi Yamaguchi et al.   Applied Physics Express

Lattice-Induced Frequency Shifts in Sr Optical Lattice Clocks at the10−17Level

(2011) P. G. Westergaard et al.   PHYSICAL REVIEW LETTERS

Frequency Comparison of Two High-AccuracyAl+Optical Clocks

(2010) C. Chou et al.   PHYSICAL REVIEW LETTERS

Optical Clocks and Relativity

(2010) C. W. Chou et al.   SCIENCE

Optical frequency transfer via 146 km fiber link with 10^−19 relative accuracy

(2009) G. Grosche et al.   OPTICS LETTERS

Magic Wavelength to Make Optical Lattice Clocks Insensitive to Atomic Motion

(2009) Hidetoshi Katori et al.   PHYSICAL REVIEW LETTERS

Long-distance frequency transfer over an urban fiber link using optical phase stabilization

(2008) H. Jiang et al.   JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS

High-stability transfer of an optical frequency over long fiber-optic links

(2008) P. A. Williams et al.   JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS

Frequency Ratio of Al+ and Hg+ Single-Ion Optical Clocks; Metrology at the 17th Decimal Place

(2008) T. Rosenband et al.   SCIENCE