Table 1 Ultracold rubidium parameters

From: Absolute strong-field ionization probabilities of ultracold rubidium atoms

 

511 nm

1022 nm

Temperature T (nK)

109 ± 5

90 ± 8

Atoms N0 (104)

1.43 ± 0.05

1.53 ± 0.11

Axial trap frequency νa (Hz)

26 ± 3

27 ± 2

Radial trap frequency νr (Hz)

129 ± 9

211 ± 2

Axial cloud size σa (μm)

23.9 ± 0.4

26.3 ± 0.9

Radial cloud size σr (μm)

6.94 ± 0.09

10.1 ± 0.2

Time-of-flight (ms)

In-situ

2

Det. intensity Idet (mW cm−2)

1.8 ± 0.3

2.3 ± 0.3

Max. optical density ODmax

3.0

1.2

  1. Characteristic parameters of the ultracold atomic 87Rb ensembles for non-resonant ionization at 511 nm and resonant ionization at 1022 nm
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