Table 2 Summary of measured current on/off ratio and switching voltage in experimental 2D monolayer memristors based on different transfer techniques and metal electrodes

From: Origin of large variations of current on/off ratio and switching voltage in atomically thin memristors: an exascale ab initio transport study

Active layer

Polymer transfer

Electrodes (device area)

On/off ratio

Switching voltage (V)

Reference

h-BN

PMMA

Au/Au (0.5 × 0.5 μm2)

~0.5 × 105

~1.4

21

h-BN

PMMA

Au/Au (1 × 1 μm2)

~105

~2.2

22

h-BN

PMMA

Au/Au (1 × 1 μm2)

median: ~0.25 × 107

median: ~3.3

16

h-BN

PMMA

Au/Au (2 × 2 μm2)

~0.3 × 105–107 (median: ~0.2 × 106)

~2.0–3.4 (median: ~2.8)

16

h-BN

PMMA

Au/Au (10 × 10 μm2)

median: ~100

median: ~1.0

16

MoS2

dry transfer

Au/graphene/Au (2.4 × 2.4 μm2)

~1.6

~3.0

37

MoS2

PDMS

Au/graphene/Au (1 × 1 μm2)

~107

~4.0

15

MoS2

PDMS

Au/Au (1 × 1 μm2)

median: ~107

median: ~3.4

15

MoS2

PDMS

Au/Au (2 × 2 μm2)

median: ~0.3 × 106

median: ~1.0

15

MoS2

PDMS

Au/Au (100 × 100 μm2)

median: ~10

median: ~0.5

15

  1. For some devices, only median values are reported in the experimental works, as shown in the table.