Graphene-Based Composites as Cathode Materials for Lithium Ion Batteries

Table 2

Electrochemical performance of S-graphene composites in the literatures.

Structure	Method	Capacity	References
Graphene coated by S particles	Heat mixing	400 mA h/g after 40 cycles	[24]
Sandwich-type	Solution-mixing	505 mA h/g after 100 cycles	[25]
S particles wrapped by graphene	Self-assembly	600 mA h/g after 100 cycles	[26]
S particles in graphene	Oil/water system	620 mA h/g after 60 cycles at 1C	[27]
—	Deposition from Na2S𝑥	950 mA h/g after 55 cycles	[28]
Wrinkled laminar structure	Deposition from Na2S2O3	667 mA h/g after 200 cycles	[29]
S particles in graphene sheets	Deposition from Na2S2O3	830 mA h/g after 50 cycles	[30]
S in the pores of actived graphene	Melt-diffusion	1000 mA h/g after 60 cycles at 0.2C	[31]
S particles on graphene	Melting diffusion	957 mA h/g after 50 cycles	[32]
Ternary composites	In situ polymerization	560 mA h/g after 100 cycles	[33]
Sandwich-type	Heat mixing	800 mA h/g after 100 cycles	[34]
S in the porous graphene	Melt-diffusion	755 mA h/g at 0.1C	[35]