Search Results - "Rauf, Benjamin"
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Geodesy and metrology with a transportable optical clock
Published in Nature physics (01-05-2018)“…Optical atomic clocks, due to their unprecedented stability 1 – 3 and uncertainty 3 – 6 , are already being used to test physical theories 7 , 8 and herald a…”
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Journal Article -
2
Optical-to-Microwave Phase Coherent Link at 19th Digit Accuracy
Published in 2024 Conference on Lasers and Electro-Optics (CLEO) (05-05-2024)“…We present a transportable clockwork system capable of porting the optical spectral purity down to the microwave domain at the level of a few parts in 10 −19 …”
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Conference Proceeding -
3
Deployment of a Transportable Yb Optical Lattice Clock
Published 24-09-2024“…We report on the first deployment of a ytterbium (Yb) transportable optical lattice clock (TOLC), commercially shipping the clock 3,000 km from Boulder,…”
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4
Rack-Mounted Ultrastable Laser System for Sr Lattice Clock Operation
Published in 2022 Conference on Lasers and Electro-Optics (CLEO) (01-05-2022)“…We present a rack-mounted ultra-low-noise laser system for Sr lattice clocks, with spectral purity transfer stability of 4×10 -18 @1s and 2×10 -19 @100s. We…”
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Conference Proceeding -
5
Phase noise cancellation in polarisation-maintaining fibre links
Published 25-07-2018“…Review of Scientific Instruments, 89, 033103 (2018) The distribution of ultra-narrow linewidth laser radiation is an integral part of many challenging…”
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Journal Article -
6
Multiple lasers stabilization on a single three color optical cavity
Published in 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFCS) (01-07-2017)“…We designed and implemented a simple and robust optical system for the frequency stabilization of lasers at different wavelength, used for the cooling and…”
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Conference Proceeding -
7
Absolute frequency measurement of the 1S0 - 3P0 transition of 171Yb
Published 20-01-2017“…Metrologia 54 (2017) 102-112 We report the absolute frequency measurement of the unperturbed transition 1S0 - 3P0 at 578 nm in 171Yb realized in an optical…”
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Journal Article -
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Absolute frequency measurement of the 171Yb optical lattice clock at INRIM
Published in 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFCS) (01-07-2017)“…We present the absolute frequency measurement of the transition 1 S 0 - 3 P 0 at 578 nm in ytterbium 171 realized in an optical lattice frequency standard…”
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Conference Proceeding -
9
Optical Atomic Clocks: From International Timekeeping to Gravity Potential Measurement
Published in 2019 Conference on Lasers and Electro-Optics (CLEO) (01-05-2019)“…We discuss the relation between atomic clocks and gravity from two perspectives: gravity potential measurements for optical clock comparisons and contributions…”
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Conference Proceeding -
10
Ytterbium optical lattice clock at INRIM
Published in 2015 Joint Conference of the IEEE International Frequency Control Symposium & the European Frequency and Time Forum (01-04-2015)“…We present an optical lattice clock based on ytterbium 171 Yb atoms developed in the laboratories of INRIM. In the experiment, we cool and trap ytterbium atoms…”
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Conference Proceeding -
11
Guidelines for developing optical clocks with $10^{-18}$ fractional frequency uncertainty
Published 27-06-2019“…There has been tremendous progress in the performance of optical frequency standards since the first proposals to carry out precision spectroscopy on trapped,…”
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Journal Article -
12
Metrological characterization of INRIM's Yb lattice clock
Published in 2016 European Frequency and Time Forum (EFTF) (01-04-2016)“…We present the results of a preliminary metrological characterization of our neutral 171 Ytterbium-atoms lattice clock at INRIM. During one clock cycle we cool…”
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Conference Proceeding -
13
Geodesy and metrology with a transportable optical clock
Published 11-05-2017“…The advent of novel measurement instrumentation can lead to paradigm shifts in scientific research. Optical atomic clocks, due to their unprecedented stability…”
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Journal Article