Table 3 Statistics for the 4-user entanglement network

From: Coexistence of entanglement-based quantum channels with DWDM classical channels over hollow core fibre in a four node quantum communication network

 

Coexistence on

Coexistence off

Link

SKR, bps

QBER

SKR, bps

QBER

Alice*-Bob

0.70

6.6 ± 0.4

0.93

5.1 ± 0.3

Alice*-Chloe

0.11

8.8 ± 0.8

0.25

6.7 ± 0.6

Alice*-Dave

0.053

10 ± 0.8

0.20

8.5 ± 0.6

Bob-Chloe

9.8

6.1 ± 0.1

9.5

6.0 ± 0.1

Bob-Dave

16

7.0 ± 0.1

16

6.8 ± 0.1

Chloe-Dave

9.8

7.3 ± 0.1

12

6.6 ± 0.1

  1. The error on the QBER is Poissonian error from the temporal cross-correlation data.
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