Yu-Hang Ji

TL;DR: In this article, the authors used rubidium atoms with specified mass and internal energy to carry out a joint mass-energy test of the equivalence principle (EP), and they used the extended 4WDR to select atoms with a certain mass and angular momentum state, and form a dual-species atom interferometer.

TL;DR: Combining the ±1st order diffraction, laser signals with up to 10 GHz frequency difference can be obtained, which fulfill most frequency shift requirements of laser cooling and coherent manipulation experiments with alkali metal atoms.

TL;DR: In this paper, the problem of Coriolis error in weak equivalence principle (WEP) test using atom interferometer has been studied theoretically and experimentally, and the measurement errors of Eotvos coefficient (eta) in WEP test related to experimental parameters, such as horizontal-velocity difference and horizontal position difference of atomic clouds, horizontal-position difference of detectors and rotation compensation of Raman laser's mirror are calculated.

TL;DR: In this article, the problem of Coriolis error in weak equivalence principle (WEP) test using atom interferometer has been studied theoretically and experimentally, and the measurement errors of Eötvõs coefficient (η) in WEP test related to experimental parameters, such as horizontal-velocity difference and horizontal-position difference of atomic clouds, horizontal position difference of detectors and rotation compensation of Raman laser's mirror are calculated.

TL;DR: In this article, a laser system for 85Rb and 87Rb dual-species atom interferometers based on acousto-optic frequency shift and tapered amplifier laser technologies was proposed.