Table 5 Summary of sensing properties of 2D material-based H₂ sensors

WS₂ NSs

RT

10–500

500

72.8%^b

30/71

10

⁴⁹³

V₂CTx

RT

2–100

100

24.35%^a

120/420

2

⁴¹⁶

MoS₂

200

1000–200000

200000

170%^a

NG/NG

1000

³⁷⁰

Pyramids like MoS₂ flakes

RT

1000–10000

10000

11.3%^a

125.3/6

1000

³⁶⁵

sericin-MoS₂ NSs

RT

10–500

100

36.5%^a

10/6

10

⁴⁹⁴

Pd/MoS₂

80

5–100

100

870%^b

28/30

5

³⁸⁴

Pt/MoS₂

250

2.5–1000

1000

44000%^b

NG/NG

2.5

³⁹⁴

Pt/MoS₂

RT

0.5–50

50

23.2%^a

33/121

0.5

³⁵⁸

MoS₂/Pt

RT

500–40000

40000

12%^a

2.7/16

500

³⁹⁶

Pd/Ti₃C₂Tx

RT

10–100

100

16.78%^a

200/376

10

⁴²¹

Pt=Pd/Ti₃C₂Tx

RT

1–20000

200

24.6%^a

6/8

1

⁴²⁵

Zn-doped MoO₃-MoS₂

RT

5–1800

100

1682%^b

31.3/14.8

5

⁴⁰¹

CdS/PbS/SnO₂

200

0.05–100

100

1125.2%^a

10.6/36.6

0.05

⁴⁰²

SnO₂/SnSe₂

100

5–100

100

270%^b

3/19

5

⁴⁰⁸

In₂O₃/In₂Se₃

100

5–100

100

210%^b

1240/NG

5

⁴⁰⁹

Ti₃C₂Tx-SnO₂

400

10–2000

600

53.71%^a

11/13

10

⁴²⁷

MoSe₂-ZnO

RT

1–500

500

60%^b

19.7/40.4

1

⁴⁹⁵

Pd-MoS₂/ MoO₃

100

10–1000

1000

3.3 × 10⁷%^b

379/304

10

³⁸⁷

Pd/SnS₂/SnO₂

300

100–10000

500

9500%^b

1/9

100

³⁶¹

Pd-SnO₂-TiO₂/ MXene

200

0.2–500

100

~978%^b

6/9

0.2

⁴³¹