Table 2.

The comparison of EXAFS Fitting results and the optimized model of CoCp/G and Co₁/G samples

EXAFS fitting
Sample	Shell		C.N.		R [Å]	σ2 × 10 [Å2]
CoCp2	Co–C		10.0		2.04	2.6
CoCp/G	Co–O		2.7		1.95	0.9
	Co–C		4.8		2.10	1.7
Co1/G	Co–O		2.7		1.04	1.4
	Co–C		4.2		2.09	1.4
DFT
				R		N
CoCp/G		Co–O		2.00		2
		Co–C		2.05		6
Co1/G		Co–O		1.90		2
		Co–C		2.03		4

C.N., coordination number; R, bond length; σ², the Debye–Waller factor. Errors in the fitting parameters are N ± 20%, R ± 0.02 Å, σ² ± 20%. Reproduced with permission.42 Copyright 2018, Nature Publishing Group.