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图 & 表

图 1. ¹³³Cs原子6S_1/2-6P_3/2-6D_5/2超精细能级分裂结构

Fig. 1. Hyperfine energy level splitting structure of 6S_1/2-6P_3/2-6D_5/2 for ¹³³Cs atom

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图 2. ¹³³Cs原子激发态6D_5/2超精细能级分裂结构测量的实验装置示意图

Fig. 2. Experimental setup of hyperfine energy level splitting structure measurement of excited state 6D_5/2 for ¹³³Cs atom

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图 3. OODR光谱。(a)波长为852.335 nm泵浦光的频率锁于6S_1/2(F=3)-6P_3/2(F'=3)跃迁线时的OODR光谱;(b)波长为852.356 nm泵浦光的频率锁于6S_1/2(F=4)-6P_3/2(F'=4)跃迁线时的OODR光谱

Fig. 3. OODR spectra. (a) OODR spectrum obtained when the frequency of 852.335 nm pump laser is locked on 6S_1/2(F=3)-6P_3/2(F'=3) transition line; (b) OODR spectrum obtained when the frequency of 852.356 nm pump laser is locked on 6S_1/2(F=4)-6P_3/2(F'=4) transition line

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图 4. ¹³³Cs原子激发态6D_5/2超精细能级分裂结构的测量

Fig. 4. Hyperfine energy level splitting structure measurement of excited state 6D_5/2 for ¹³³Cs atom

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表 1¹³³Cs原子6D_5/2超精细能级分裂的频率间隔

Table1. Frequency interval of hyperfine energy level splitting of 6D_5/2 for ¹³³Cs atom

FrequencyintervalF'→F″ Proposed work /MHz Mean valuein proposedwork /MHz Mean valuein Ref. [11] /MHz Mean valuein Ref. [10] /MHz Mean valuein Ref. [9] /MHz Pump laser lockto F→F'=3-3 Pump laser lockto F→F'=4-4 1-2 8.72±0.16 8.72±0.16 9.4±0.2 8.97±0.39 2-3 13.87±0.40 13.32±0.28 13.60±0.34 14.8±0.2 14.07±0.36 3-4 19.06±0.42 18.58±0.30 18.82±0.36 18.5±0.2 18.57±0.21 4-5 22.73±0.42 23.19±0.30 22.96±0.36 23.1±0.2 22.40± 0.08 22.1±0.7 5-6 27.59±0.25 27.59±0.25 27.5±0.1 27.93±0.35 29.1±0.5

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表 2¹³³Cs原子6D_5/2的A_hfs和B_hfs

Table2. A_hfs and B_hfs of 6D_5/2 for ¹³³Cs atom

Hyperfine manifold Method Ahfs /MHz Bhfs/MHz Proposed method -4.59±0.06 -0.78±0.66 Method inRef. [11] -4.66±0.04 0.90±0.80 6D5/2 of 133Cs Method inRef. [10] -4.56±0.09 -0.35±1.83 Method inRef. [8] -4.69±0.04 0.18±0.73 Method inRef. [7] -3.6±1.0

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王志宏, 张锦芳, 曾昭卿, 闫奎志, 周海涛, 杨保东. 铯原子激发态6D_5/2的超精细能级分裂结构测量[J]. 激光与光电子学进展, 2020, 57(3): 030202. Zhihong Wang, Jinfang Zhang, Zhaoqing Zeng, Kuizhi Yan, Haitao Zhou, Baodong Yang. Hyperfine Energy Level Splitting Structure Measurement of the Excited State 6D_5/2 for Cesium Atom[J]. Laser & Optoelectronics Progress, 2020, 57(3): 030202.