1.5 μm lasers with sub 10 mHz linewidth

@article{Legero201715L,
  title={1.5 $\mu$m lasers with sub 10 mHz linewidth},
  author={T. Legero and D. Matei and S. H{\"a}fner and C. Grebing and R. Weyrich and F. Riehle and U. Sterr and W. Zhang and J. Robinson and L. Sonderhouse and E. Oelker and J. Ye},
  journal={2017 Conference on Lasers and Electro-Optics (CLEO)},
  year={2017},
  pages={1-2}
}
  • T. Legero, D. Matei, +9 authors J. Ye
  • Published 2017
  • Physics, Medicine
  • 2017 Conference on Lasers and Electro-Optics (CLEO)
We report on two ultrastable lasers stabilized to single-crystal silicon Fabry-Pérot cavities at 124 K. The lasers show unprecedented thermal noise-limited frequency instabilities of 4×10<sup>−17</sup> and linewidths below 10 mHz. 
Toward an ultra-stable laser based on cryogenic silicon cavity
  • B. Maréchal, J. Millo, +5 authors Y. Kersalé
  • Materials Science
  • 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFC)
  • 2017
We present the development of an ultra-stable laser based on a Fabry-Perot cavity made from single crystal silicon. This cavity is cooled down to 17 K to reach a nulling of the thermal expansion.Expand
Ultra-stable silicon cavities for fundamental researches and applications
We report on preliminary results of frequency instability of two laser systems stabilized by perspective cryogenic monocrystalline silicon cavities. The obtained value of 5×10−15 exceeds the thermalExpand
Laser systems stabilized to cryogenic silicon cavities for precision measurements
We consider laser systems stabilized to external Fabry-Perot silicon cavities operated at cryogenic temperatures. In order to characterize frequency stability two identical systems were created.Expand
A compact sub-hertz linewidth Fabry Perot cavity frequency stabilized laser for space application
Abstract The narrow linewidth laser which can operate reliably in space environment has important application value. This paper introduces the prototype of a miniaturized narrow linewidth laser forExpand
Optically Generated 10-GHz Signal with 10 Microradian Residual Phase Instability
We demonstrate ultra-stable 10-GHz generation based on single-fiber-branch Er:fiber combs. Residual rms phase fluctuations were 10 microradians at 10 s, with corresponding fractional frequencyExpand
Comb-disciplined Laser System to Operate Strontium Atoms in Magic Tweezer Arrays
We present a fully operational ultra-stable-laser system for cooling, trapping and manipulating Rydberg states in optical tweezer arrays of neutral Sr-atoms. Some CW-lasers are phase-coherentlyExpand
Optical frequency stability transfer using a single-branch Er:fiber frequency comb
We report on the frequency transfer from an ultrastable laser at 1542 nm to a clock laser at 935 nm used for interrogation of the octupole transition in an Yb+ optical clock using a single-branchExpand
Measure of the Resonator Stability
The first build of the new optical reference cavity is complete and the cavity is operational at NPL. A commercial Nd:YAG laser is stabilised to it, and the ultra-stable laser system is serving as aExpand
Ultranarrow Linewidth Photonic‐Atomic Laser
Lasers with high spectral purity can enable a diverse application space, including precision spectroscopy, coherent high-speed communications, physical sensing, and manipulation of quantum systems.Expand
946-nm Nd:YAG digital-locked laser at 1.1 × 10-16 in 1  s and transfer-locked to a cryogenic silicon cavity.
TLDR
A Nd:YAG ultra-stable laser system operating at 946 nm is presented and a fractional frequency instability of 1.1×10-16 at 1 s is demonstrated by pre-stabilizing it to a 30-cm-long ULE cavity at room temperature. Expand
...
1
2
3
4
5
...

References

SHOWING 1-10 OF 118 REFERENCES
A sub-40-mHz-linewidth laser based on a silicon single-crystal optical cavity
Frequency stabilization in a high-finesse optical cavity is limited fundamentally by thermal-noise-induced cavity length fluctuations. Scientists have now developed a single-crystal silicon systemExpand
Making optical atomic clocks more stable with 10-16-level laser stabilization
Scientists demonstrate a cavity-stabilized laser system with a reduced thermal noise floor, exhibiting a fractional frequency instability of 2 × 10−16. They use this system as a stable optical sourceExpand
VISIBLE LASERS WITH SUBHERTZ LINEWIDTHS
We report a visible laser with a subhertz linewidth for use in precision spectroscopy and as a local oscillator for an optical frequency standard. The laser derives its stability from aExpand
8  ×  10⁻¹⁷ fractional laser frequency instability with a long room-temperature cavity.
TLDR
A self-balancing mounting was essential to reliably reach sensitivities to acceleration of below Δν/ν<2×10(-10)/g in all directions and instability of below 1×10 (-16) at averaging times from 1 to 1000 s is revealed. Expand
Kerr-lens, mode-locked lasers as transfer oscillators for optical frequency measurements
Abstract.We introduce a novel concept for optical frequency measurement and division which employs a Kerr-lens, mode-locked laser as a transfer oscillator whose noise properties do not enter theExpand
Cryogenic optical lattice clocks
A pair of 87Sr optical lattice clocks with a statistical agreement of 2 × 10−18 within 6,000 s has been developed. To this end, the behaviour of the blackbody radiation—a major perturbation forExpand
Time-dependent laser linewidth: beat-note digital acquisition and numerical analysis.
TLDR
This work revisits and improves the optical heterodyne technique for the measurement of the laser coherence, by digital acquisition of the beat-note and numerical analysis of the resulting signal, to reach the very "short-time linewidth" with the highest accuracy as well as the frequency noise spectrum. Expand
Ultrastable laser with average fractional frequency drift rate below 5 × 10⁻¹⁹/s.
TLDR
Cryogenic single-crystal optical cavities have the potential to provide high dimensional stability and the stability of this laser system, without any aid from an atomic reference, surpasses the best known microwave standards for short averaging times and is competitive with the bestknown hydrogen masers for longer times of 1 day. Expand
A Cold-Strontium Laser in the Superradiant Crossover Regime
Recent proposals suggest that lasers based on narrow dipole-forbidden transitions in cold alkaline earth atoms could achieve linewidths that are orders of magnitude smaller than linewidths of anyExpand
Nonlinear spectroscopy of Sr atoms in an optical cavity for laser stabilization
We study the nonlinear interaction of a cold sample of 88 Sr atoms coupled to a single mode of a low finesse optical cavity in the so-called bad cavity limit, and we investigate the implications forExpand
...
1
2
3
4
5
...