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Table 1 Comparison of the enzyme-free GO-based glucose sensor with its composites

From: A facile synthesis of GO/CuO-blended nanofiber sensor electrode for efficient enzyme-free amperometric determination of glucose

Electrode

Method of detection

Potential (V)

Sensitivity (μA mM−1 cm−2)

Linear range (mM)

LOD (μM)

Ref.

GO/CuO/FTO

Amp

0.6

830, 1274.8

0.1–1

1–10

0.13

Present work

PDDA/Ch/GOx/PtAuNPs/

Amp

0.5

110, 62.3

0.5–2

2–5

0.2

Sridara et al. (2020)

Cu/Cu2O/CSs on GCE

Amp

0.65

63.8, 22.6

0.01–0.69

1.19–3.69

0.005

Yin et al. (2016)

Au/GO on GCE

Amp

0

5.20, 4.56

0.1–2

2–16

0.025

Shu et al. (2015)

GR–CuO NPs

Amp

0.6

1065

1 μM–8 mM

1

Hsu et al. (2012)

GOx/CdS/Gr/GCE

CV

1.76

2–16

0.7

Wang et al., 2011)

GO–CuONPs

Amp

0.7

162.52

2.79μM–2.03 mM

0.69

Song et al., 2013)

  1. The prepared GO/CuO/FTO enzyme-free glucose biosensor exhibit good linearity, high sensitivity, low detection limit, and fast response time of 5 s