Acta Optica Sinica, Volume. 44, Issue 14, 1427001(2024)
One-Dimensional Beam Scanner Based on Refractive Galvanometer for Cold Atom Experiment
Fig. 1. Schematic diagram of one-dimensional beam scanner based on refractive galvanometer. (a) Refractive principle diagram of the wedge prism; (b) physical image of the one-dimensional beam scanner and schematic diagram of refracting prism; (c) relationship between deflection angle of the beam versus the incident angle with different wedge angles; (d) Bode diagram of the refracting galvanometer within the deflection operating range
Fig. 2. Movable optical dipole trap based on one-dimensional beam scanner. (a) Schematic diagram of experimental setup; (b) measurement of the profile of optical dipole trap in y direction with different deflection angles of the prism; (c) fluctuation of optical power at deflected beam under different incidence angles
Fig. 3. Adiabatic translation of the dipole trap. (a) Photographed position of the dipole trap at the same time intervals during the translation; (b) variation of displacement over time; (c) variation of speed over time; (d) variation of acceleration over time
Fig. 4. Space transfer of atoms based on optical dipole trap scanning system. (a) Variation of atomic transfer efficiency with transfer time when the transfer distance is 5 mm; (b) probability of atomic release and recapture in dipole traps before and after atomic transfer varies with release time
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Tao Feng, Pengfei Yang, Qing Fan, Chongyi Ren, Pengfei Zhang, Gang Li, Tiancai Zhang. One-Dimensional Beam Scanner Based on Refractive Galvanometer for Cold Atom Experiment[J]. Acta Optica Sinica, 2024, 44(14): 1427001
Category: Quantum Optics
Received: Jan. 26, 2024
Accepted: Apr. 15, 2024
Published Online: Jul. 4, 2024
The Author Email: Li Gang (gangli@sxu.edu.cn)
CSTR:32393.14.AOS240573