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Towards a redefinition of the second based on optical atomic clocks


Towards a redefinition of the second based on optical atomic clocks

Abstract. The rapid increase in accuracy and stability of optical atomic clocks compared to the caesium atomic clock as the primary standard of time and ...

Towards a Re-definition of the Second Based on Optical Atomic ...

The rapid increase in accuracy and stability of optical atomic clocks compared to the caesium atomic clock as primary standard of time and frequency

Towards a redefinition of the second based on optical atomic clocks

The status of the optical clocks based on either single ions in radio-frequency traps or on neutral atoms stored in an optical lattice is ...

Towards a Re-definition of the Second Based on Optical Atomic ...

The rapid increase in accuracy and stability of optical atomic clocks compared to the caesium atomic clock as primary standard of time and frequency asks ...

The Optical Atomic Clock — Towards a Redefinition of the Second

The Optical Atomic Clock — Towards a Redefinition of the Second · 1: Two electronic states, the 1S0 ground state and the 3P0 excited state, are ...

Towards a redefinition of the second based on optical atomic clocks

L'état d'avancement des horloges optiques basées sur des ions uniques dans des pièges radiofréquence ou sur des atomes neutres confinés dans le réseau optique ...

Towards a Re-definition of the Second Based on Optical Atomic ...

Optical clocks are not only powerful tools for prime fundamental research, but are also deemed for the redefinition of the SI base unit ...

Optical lattice clocks towards the redefinition of the second

Its definition is based on the atomic transition between two hyperfine levels of the caesium. (Cs) atom ground state [1]. Cs frequency standards [2], or Cs ...

Towards a redefinition of the second based on optical atomic clocks

[1] http://www.bipm.org/en/publications/si-brochure/second.html; [2] Poli, N.; Oates, C.W.; Gill, P.; Tino, G.M. Optical atomic clocks, Riv.

2024-02-20-redefinition-second - BIPM

The redefinition of the second, based on optical transitions, is being considered by the Consultative Committee for Time and Frequency (CCTF).

The Optical Atomic Clock — Towards a Redefinition of the Second ...

Request PDF | On Jan 16, 2006, Makoto Kuwata-Gonokami published The Optical Atomic Clock — Towards a Redefinition of the Second | Find, read and cite all ...

Optical lattice clocks towards the redefinition of the second

At INRIM (Istituto Nazionale di Ricerca Metrologica) we developed an optical lattice clock based on ytterbium atoms and compared it against a Cs fountain.

Optical atomic clocks–what challenges remain on the roadmap ...

... Optical atomic clocks – what challenges remain on the roadmap towards a redefinition of the SI second? Over recent years, there has been ...

Second: The Future | NIST

... two ytterbium optical lattice clocks. Laser ... clocks based on other atoms and ions can contribute without requiring another redefinition.

Towards the optical second: verifying optical clocks at the SI limit

Towards the goal of the eventual redefinition of the SI unit of time based on an optical atomic transition, the International Committee for Weights and Measures ...

The second optic in the line of sight | LNE, Laboratoire national de ...

A new generation of atomic clocks, 100 times more accurate than cesium clocks, is about to reach maturity. They open the way to a redefinition of the unit of ...

Redefining a Second: Three of the World's Leading Atomic Clocks ...

... toward the future redefinition of the international unit of time ... atomic clocks with record accuracy over both air and optical fiber links.

Scientists Get Closer To Redefining The Length Of A Second - NPR

... atomic clocks. It's a step toward redefining the length of a second ... But newer atomic clocks based on other elements tick much faster ...

Towards the optical second: verifying optical clocks at the SI limit

... redefinition of the second in terms of an optical atomic transition. To ensure continuity with the current definition, based on the ...

Roadmap towards the redefinition of the second - arXiv

... optical clocks that are being developed based on different ion and neutral atom species. Most of the currently proposed optical transitions ...