Determination of hyperfine structure constants of <inline-formula><mml:math display="inline" id="m1" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>5</mml:mn><mml:msub><mml:mrow><mml:mi mathvariant="normal">D</mml:mi></mml:mrow><mml:mrow><mml:mn>5</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math></inline-formula> and <inline-formula><mml:math display="inline" id="m2" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>7</mml:mn><mml:msub><mml:mrow><mml:mi mathvariant="normal">S</mml:mi></mml:mrow><mml:mrow><mml:mn>1</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math></inline-formula> states of rubidium in cascade atomic system

Shaohua Li; Yihong Li; Jinpeng Yuan; Lirong Wang; Liantuan Xiao; Suotang Jia

doi:10.3788/COL201816.060203

Chinese Optics Letters, Volume. 16, Issue 6, 060203(2018)

Determination of hyperfine structure constants of $5 D_{5 / 2}$ and $7 S_{1 / 2}$ states of rubidium in cascade atomic system

Shaohua Li^1,2, Yihong Li^1,2, Jinpeng Yuan^1,2、*, Lirong Wang^1,2、**, Liantuan Xiao^1,2, and Suotang Jia^1,2

Author Affiliations

¹State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser Spectroscopy, Shanxi University, Taiyuan 030006, China

²Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, China

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Fig. 1. Energy-level diagram of the 5S1/2→5P3/2→5D5/2 and 5S1/2→5P3/2→7S1/2 transitions of Rb87 (I=3/2) and Rb85 (I=5/2). The total angular values are given (not scaled).

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Fig. 2. Experimental setup. ND, neutral density plate; M, mirror; L, lens; AOM, acousto-optic modulator; BS, beam splitter; PBS, polarizing beam splitter; HWP, half-wave plate; PD, Si photodiode; OSC, oscilloscope.

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Fig. 3. Double-resonance optical pumping spectra (the lower curve) and corresponding differential signals (the upper curve). (a) 5S1/2(F=2)→5P3/2(F=3)→5D5/2 (F=2, 3 and 4) transitions of Rb87. (b) 5S1/2(F=3)→5P3/2(F=4)→5D5/2 (F=3, 4 and 5) transitions of Rb85. (c) 5S1/2(F=3)→5P3/2(F=3)→7S1/2 (F=2 and 3) transitions of Rb85. (d) 5S1/2(F=1)→5P3/2(F=2)→7S1/2 (F=1 and 2) transitions of Rb87.

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Table 1. Hyperfine Coupling Constants A and B of the 5D5/2 and 7S1/2 States of Rb87 and Rb85a

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Table 1. Hyperfine Coupling Constants A and B of the 5D5/2 and 7S1/2 States of Rb87 and Rb85a

Reference	Method	State	${}^{85}A$	${}^{85}B$	${}^{87}A$	${}^{87}B$
1975, Gupta et al.^[19]	Theory	$5 D_{2 / 5}$	1.71		5.81
1995, Grove et al.^[11]	Optical double-resonance spectroscopy		$- 2.196$	2.51	$- 7.45$	0.462
1999, Gabbanini et al.^[12]	Resonance-enhanced ionization spectroscopy		$- 2.31$	2.7	$- 7.51$	2.7
This work	DROP spectroscopy		$- 2.23$	2.32	$- 7.57$	1.26
1973, Tai et al.^[13]	Theory	$7 S_{1 / 2}$	97.58	–	330.7	–
1996, Snadden et al.^[17]	Two-photon spectroscopy		94.7	–	319.7	–
2005, Krishna et al.^[14]	Electromagnetically induced transparency spectroscopy		94.085	–	319.174	–
This work	DROP spectroscopy		97.03	–	319.61	–

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Shaohua Li, Yihong Li, Jinpeng Yuan, Lirong Wang, Liantuan Xiao, Suotang Jia. Determination of hyperfine structure constants of $5 D_{5 / 2}$ and $7 S_{1 / 2}$ states of rubidium in cascade atomic system[J]. Chinese Optics Letters, 2018, 16(6): 060203

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Paper Information

Category: Atomic and Molecular Physics

Received: Jan. 26, 2018

Accepted: Apr. 3, 2018

Published Online: Jul. 2, 2018

The Author Email: Jinpeng Yuan (yjp@sxu.edu.cn), Lirong Wang (wlr@sxu.edu.cn)

DOI:10.3788/COL201816.060203

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology