Table 1.

Structure properties and surface chemistry of NOHCs

Sample	d (002) [nm]	I D/I G	S BET [m2 g−1]	Element content [at%]
				C	N	O
NOHC‐600	0.419	1.20	88.45	78.01	2.62	19.37
NOHC‐800	0.411	1.16	356.98	82.43	2.02	15.56
NOHC‐1000	0.398	1.05	566.21	90.47	1.13	8.40