160
Y. Li et al.
Table 4.4
ORR activity comparison of doped graphene non-metal catalysts reported in literature
Doping mode
Precursor
Doped atomic weight (at.%)
Up peak potential (vs. Ag/AgCl)
n
e
References
N-doped
NH
3 :CH
4 :H
2 :Ar
= 10:50:65:200
4%
−0.14
3.6–4
65
N-resin
1.8%
−0.04
3.9
66
B-doped
GO/B
2 O
3
3.2%
−0.05
3.5
85
P-doped
GO/triphenylphosphine (TPP)
1.81%
−0.07
3.0–3.8
86
GO/1-butyl-3-methlyimidazolium
hexafluorophosphate
1.16%
−0.049
3.9
87
S-doped
GO/benzyldisulfide
1.3%
−0.05
3.82
88
I-doped
GO/I
2
0.83%
−0.06
3.86
89
B/N-co-doped
GO/ H3BO
3 /NH
3
N:11%/B:12%
0
~4
63
GO/ H3BO
3 /NH
3
N:4.22%/B:2.17%
−0.25
3.97
91
N/S-co-doped
GO/NH
4 SCN
N:wt12.3% S:wt18.4%
~
−0.15
3.9
94
GO/ thiourea
N:5.1%/S:0.65%
~
− 0.11
3.91
93
Y. Li et al.
Table 4.4
ORR activity comparison of doped graphene non-metal catalysts reported in literature
Doping mode
Precursor
Doped atomic weight (at.%)
Up peak potential (vs. Ag/AgCl)
n
e
References
N-doped
NH
3 :CH
4 :H
2 :Ar
= 10:50:65:200
4%
−0.14
3.6–4
65
N-resin
1.8%
−0.04
3.9
66
B-doped
GO/B
2 O
3
3.2%
−0.05
3.5
85
P-doped
GO/triphenylphosphine (TPP)
1.81%
−0.07
3.0–3.8
86
GO/1-butyl-3-methlyimidazolium
hexafluorophosphate
1.16%
−0.049
3.9
87
S-doped
GO/benzyldisulfide
1.3%
−0.05
3.82
88
I-doped
GO/I
2
0.83%
−0.06
3.86
89
B/N-co-doped
GO/ H3BO
3 /NH
3
N:11%/B:12%
0
~4
63
GO/ H3BO
3 /NH
3
N:4.22%/B:2.17%
−0.25
3.97
91
N/S-co-doped
GO/NH
4 SCN
N:wt12.3% S:wt18.4%
~
−0.15
3.9
94
GO/ thiourea
N:5.1%/S:0.65%
~
− 0.11
3.91
93