Direct laser cooling al+ ion optical clocks
WebJul 7, 2024 · As a simple example, an active optical clock based on thermal strontium atomic beam shows a quantum-limited linewidth of 0.51 Hz, which is insensitive to laser … WebSep 12, 2016 · Recently a direct laser cooling scheme of Al + ion optical clocks is proposed [13]. A pulsed 234 nm laser with a high repetition rate, corresponding to the Al …
Direct laser cooling al+ ion optical clocks
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Webquantum logic spectroscopy of an Alþ ion. A simultaneously trapped Mgþ ion serves to sympathetically laser cool the Alþ ion and detect its quantum state. The frequency of the 1S 0 $ 3P 0 clock transition is compared to that of a previously constructed Alþ optical clock with a statistical measurement uncertainty of 7:0 10 18. Web30 Germany Braunschweig PTB Quantum Logic Spectroscopy Group Piet Schmidt Al+, Ca+, Mg+, Be+, molecular ions 31 Germany Braunschweig PTB Multi-Ion Clocks Tanja Mehlstäubler In+, Yb+ 32 Germany Braunschweig PTB Trapped-Ion Quantum Engineering Christian Ospelkaus Be+ 33 Germany Braunschweig PTB Optical Clocks with Trapped …
WebJul 15, 2024 · Figure 1: The Al + ion clock developed by the NIST group is the most precise clock available today. The Al + ion has many advantages over other ions. But in order to … WebAn aluminium ion optical clock is under development at Huazhong University of Science and Technology. The 25Mg+ ion is chosen as logic ion to sympathetically cool an Al+ …
WebMar 4, 2024 · Description. Linear RF Paul trap used in an aluminum ion optical clock. This project uses techniques from quantum information science to enable precision … WebMay 1, 2011 · Researchers cancel out the Dick effect through a synchronous frequency comparison between two optical lattice clocks based on 87Sr and 88Sr atoms. This scheme achieves an Allan standard deviation of around 10−17, which represents a significant advantage when using a large number (2,000) of atoms in an optical clock.
WebJul 13, 2006 · Abstract: We have constructed an optical clock with a fractional frequency inaccuracy of 8.6x10{sup -18}, based on quantum logic spectroscopy of an Al{sup +} ion. A simultaneously trapped Mg{sup +} ion serves to sympathetically laser cool the Al{sup +} ion and detect its quantum state. The frequency of the {sup 1}S{sub 0}reversible{sup …
WebResearch Article Vol. 29, No. 8/12 April 2024/Optics Express 11468 Development of a deep-ultraviolet pulse laser source operating at 234nm for direct cooling of Al+ ion clocks … lithostratigraphische gruppeWebJul 21, 2013 · A proof-of-principle experiment will also be performed to demonstrate that optical clocks could be used to make direct measurements of the Earth's gravity potential with high temporal resolution. ... This thesis presents a realisation of the most demanding laser systems for a mobile strontium optical clock. First, stable 689 nm cooling lasers ... lithostratigraphischWebSep 13, 2016 · Direct laser cooling Al+ ions optical clocks. Al ions optical clock is a very promising optical frequency standard candidate due to its extremely small blackbody … lithostratigraphischenWebThe aluminum 26 isotope ion is proposed here as a possible candidate for a superior atomic clock because of the extraordinarily long lifetime of the 33P0 state and a potential clock transition (31S0-33P0) linewidth of 300 microHz. The aluminum 26 isotope ion is proposed here as a possible candidate for a superior atomic clock. For this even isotope, the … lithostratigraphy artificial intelligenceWebWe propose a direct laser cooling scheme of Al{} + ion optical clocks where both the stability and accuracy of the clocks are greatly improved. In the proposed scheme, two … lithostratigraphy geWebAl+ ions optical clock is a very promising optical frequency standard candidate due to its extremely small blackbody radiation shift. It has been successfully demonstrated with … lithostratigraphy geologyWebWe propose a direct laser cooling scheme of Al+ ions optical clocks where both the stability and accuracy of the clocks are greatly improved. In the proposed scheme, two … lithostrotion