Table 1 Summary of performance comparison for state-of-the-art strain sensors.

From: Vertical graphene on flexible substrate, overcoming limits of crack-based resistive strain sensors

Materials

Estimated GF at 2%

Durable cycles (GF when tested)

Downward drift (%)

Refs.

Pt on PUAa

2079

5000 (900)

37

3

CFPCb/TPUc

9400

1000 (923)

12

10

BPd/LEGe on SEBSf

81.2

18,400 (60)

58.3

12

Au on PDMS

3500

1000 (40)

12.5

15

SBR/NR-GEg

<50

300 (27)

12.5

17

Graphene/carbon black/Ni sponge

36

1200 (133)

6.3

28

Sandwich-structured VG/PDMS

~910

1000 (25)

15

29

UP-VG/PDMSh

72

1000 (87.5)

20

32

CNT/PDMS

1

10,000 (8)

~8

40

VG on PDMS

5,200

10,000 (5200)

10

This work

  1. aPolyurethane acrylate; bCarbon fiber polymer composites; cthermoplastic polyurethane; dBlack phosphorus; eLaser-engraved graphene; fPolystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene; gStyrene rubber/natural rubber-functionalized graphene; hUltrasonic peeling method.
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