Generation of Three-Qutrit singlet State Based on Cavity QED

Lei Zhang

doi:10.3788/LOP202158.2327002

Journals >Laser & Optoelectronics Progress >Volume 58 >Issue 23 >Page 2327002 > Article

Laser & Optoelectronics Progress
Vol. 58, Issue 23, 2327002 (2021)

Generation of Three-Qutrit singlet State Based on Cavity QED

Lei Zhang^*

Author Affiliations

Huaqing College, Xi'an University of Architecture and Technology, Xi'an , Shaanxi 710043, China

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DOI: 10.3788/LOP202158.2327002 Cite this Article Set citation alerts

Lei Zhang. Generation of Three-Qutrit singlet State Based on Cavity QED[J]. Laser & Optoelectronics Progress, 2021, 58(23): 2327002 Copy Citation Text

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Fig. 1. Schematic of three-level atom interacting with single-mode cavity field

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Fig. 2. Experimental apparatus

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Fig. 3. Fidelity versus time under different conditions. (a)

g = 17.5 M H z

δ = 0

t_{1} = 46.37 μ s

; (b)

g = 1 M H z

δ = 0

t_{1} = 81 μ s

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$t_{1} / μ s$	$t_{2} / μ s$	$t_{3} / μ s$	$P_{S}$ /%	$F_{S}$ /%
64	23.58	88.4	92.2	92.0
64	23.58	90.24	71.8	91.0
64	23.58	90.92	89.4	91.8
64	23.58	91.29	89.2	92.0
64	23.58	113.9	94.4	92.1

Table 1. Fidelity and success probability for different t₁,t_2, and t₃ when

g = 17.5 M H z

and

δ = 0

$t_{1} / μ s$	$t_{2} / μ s$	$t_{3} / μ s$	$P_{S}$ /%	$F_{S}$ /%
52	171.70	143.8	60.8	85.4
52	171.70	154.52	58.6	86.4
63	171.65	150.3	52.0	85.6
70	171.70	136.0	80.6	85.2
70	171.70	143.8	62.2	85.7

Table 2. Fidelity and success probability for different t₁,t_2, and t₃ when

g = 1 M H z

and

δ = 0

Lei Zhang. Generation of Three-Qutrit singlet State Based on Cavity QED[J]. Laser & Optoelectronics Progress, 2021, 58(23): 2327002

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