Table 2 Stability comparison between Ni-TEMPO-MOF and representative MOF-based catalysts.

From: Structural functionalization of TEMPO modified Ni-MOF for electrocatalytic applications

Material System

Electrolyte Conditions

Initial Current Density (mA/cm 2)

Final Current Density

(mA/cm2)

Test Duration

(s)

Current Decay (%)

Reference

Ni-TEMPO-MOF/CF

0.1 M KOH + Glycerol

3.2

1.6

3600

50

Our work

V-Doped Ni-BTC MOF

1 M KOH

~3.5

~1.4

3600

~60.0

30

Coral-like Co-MOF/C Electrode

PBS Buffer (Neutral)

~2.8

~1.0

3000

~64.3

35

Co-MOF Modified Glassy Carbon Electrode

(Analytical Use)

0.1 M PBS (pH 6.5)

Stable peak current with no clear decay

/

~2000

<10.0

31

Pt/C

Glycerol Oxidation (Alkaline Medium)

>200

~100

10800

~50

32

Pt/C–Al₂O₃

1 M NaOH + 1 M Glycerol

~20

~7

3600

~65

33

Pt/C–Zeolite

1 M KOH + 1 M Glycerol

~20

~9

3600

~55

34