Characteristics and Electrochemical Performance of Hydroxyl-Functionalized Graphene Quantum Dot-Coated Si Nanoparticles/Reduced Graphene Hybrid Anodes for Advanced Li-Ion Batteries

Table 3

Comparison of fitted parameters obtained from Nyquist plots for 0.2OH-GQD@Si/0.2rGO-1 and 0.3OH-GQD@Si/0.1rGO-2 composite anodes.

Sample	Resistance before cycling (Ω)			Resistance after 30 cycles (Ω)
	Rs	RSEI	RCT	Rs	RSEI	RCT
0.2OH-GQD@Si/0.2rGO-1	–	–	613.2	2.5	4.5	26.1
0.3OH-GQD@Si/0.1rGO-2	–	–	239.4	4.3	3.9	16.5