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Table 3 HER parameters of MoSx and other literature values

From: Electrodeposition of amorphous molybdenum sulfide thin film for electrochemical hydrogen evolution reaction

Catalysts Exchange current density (μA cm−2) j (mA cm−2) Overpotential η (mV vs. RHE) j = 10 mA cm−2 Tafel slop (mV dec−1)
Amorphous MoSx film (this work) 1.89 21.030 η = 250 mV 211 55
Amorphous MoS3 [11] 1.2 ~ 1.0 η = 200 mV ~ 270 41 ~ 63
Amorphous MoS3 [13] 160 40
Amorphous MoS3-AE [25] ~ 170 mV j = 20 mA cm−2
Amorphous MoS3-CV film [21] 0.13 0.4 η = 150 mV 200 j = 14 mA cm−2 40
Amorphous molybdenum sulfide [23] ~ 200 53 ~ 65
Electrodeposited MoS2 [24] 0.34 η = 200 mV ~ 440 106
MoS2 sheet [8] 200 104 59
Double-gyroid MoS2 films [34] 0.7 ~ 235 50
MoO3-MoS2 nanowires [35] 20 (iR corrected) η = 270 mV 320 50 ~ 60
MoS2.7@NPG [36] 210 41