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Table 1 Comparison between the electrodes in this work and other Cu-based glucose sensor

From: MOF derived core-shell CuO/C with temperature-controlled oxygen-vacancy for real time analysis of glucose

Electrode

Type of sample

Sensitivity

(µA mM− 1 cm− 2)

Linear range (mM)

Detection limit (µM)

References

From

To

Copper–graphene nano–composite

Human serum sample

11.3

0.9

11

1

[33]

Electrochemically reduced graphene oxide (ERGO)/Cu/GCE

Human blood sample

445

0.00014

5.091

0.049

[34]

CuO NWs/SWCNTs/ GCE

Human serum diluted 20 times by 50 mM NaOH

761.5

0.034

2.67

0.0456

[35]

Cu@C composite nanotube array

0.5 mM glucose in NaOH

1200

0.001

0.06

1

[36]

3D Cu@Cu2O aerogels 0.1 M NaOH)

Human serum sample

194.88

0.001

17.12

0.6

[37]

Cu2O microcrystals

Glucose solution

97

0

14.3

0.33

[38]

Cu–MOF

Glucose solution

89

0.00006

5

0.0105

[39]

CuO–350–NA/GCE

Fusayama’s artificial saliva

18.061

0

6.535

0.15

[40]

Cu–MOF/MWNTs

Human serum sample

3878

0.0005

2.34

0.4

[41]

Cu2O/AlOOH/rGO

Glucose solution

155.1

0.005

14.77

2.6

[42]

CuO

0.1 M NaOH with different concentrations of glucose

168.7

0

2

10

[43]

MOF derived CuO/C–400oC

Human blood sample

244.71

0.005

25.325

1

This work