Table 2 Summarized catalytic activity of catalysts for HER at -2.1 V vs. Fc/Fc+.

From: Facile synthesis of acridine-based nickel(II) complexes via metal-mediated rearrangement of diphenylamine derivative and application in H2 evolution reaction

Catalyst

Charge / C

H2 (µmol)

FE (%)

Blank

1.5

2.5

32

Ni(BF4)2

3.1

4.5

30

1

7.6

16.0

40