Zhonghao Cheng, Yunhong Li, Shengjie Jin, Xiaoji Zhou. Influence of Laser Phase on Interference Contrast Ratio of Ultracold Atoms in Optical Lattice with Spatial Configuration[J]. Acta Optica Sinica, 2019, 39(3): 0314001
- Acta Optica Sinica
- Vol. 39, Issue 3, 0314001 (2019)
Fig. 1. Formation principle of optical lattice
Fig. 2. Triangular lattice. (a) Schematic of lattice optical path; (b) potential energy of lattice; (c) atomic momentum distribution in lattice
Fig. 3. Light path for triangular lattice
Fig. 4. Loading time sequences for triangular lattice. (a) Adiabatic loading; (b) diabatic loading
Fig. 5. Comparison between adiabatic and diabatic processes
Fig. 6. Experimental results of different phase noises
Fig. 7. Atomic contrast ratio corresponding to different phase noises
Fig. 8. Test chart of laser phase-locking system
Fig. 9. Peak wave power and total power when phase is unlocked or locked. (a) Unlocked; (b) locked
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