A caesium atomic fountain used as part of an atomic clock. The caesium standard is a primary frequency standard in which the photon absorption by transitions between the two hyperfine …

2022年12月13日 · Herein, we report the scheme of an optically pumped atomic clock based on a cold cesium atomic beam source. We propose the laser system and physical mechanism of …

2022年8月15日 · Compared with the magnetically-selected cesium atomic clock, the optically pumped cesium clock greatly improves the atom utilization efficiency and achieves a high …

Cesium beam clocks are the most stable and accurate industrial frequency sources for long-term applications. For decades and among various manufacturers, clocks have traditionally …

Vertical-cavity surface-emitting lasers (VCSELs) with 894.6nm as the ideal light source for cesium (Cs) atomic clock is analyzed. The VCSEL with central wavelength of 894.6nm is designed …

In this paper, we present a compact optically pumped cesium clock that uses differential detection to reduce the impact of stray light on clock performance. It incorporates an additional …

We propose a new method about optically pumped cesium beam clock. Due to the magnetic field of selecting magnet, the pumping light and detection light use the same frequency laser which …

2021年3月27日 · The typical 100 micrograms caesium-133 (or rubidium-87) inside the resonance lamp of an atomic clock is slowly transferred from one side (exciter lamp) of the physics …

Lamp-based optically pumped Cesium magnetometer (CsOPM) is a kind of quantum magnetometers for those applications. It was widely used in aero magnet measurement, …

2022年5月5日 · We test this method on a clock which adopts the optically detected magnetic-state-selection scheme. Under optimum value conditions light shift coefficient is reduced from …