Graphene based flexible electrodes.

Electrode materials	Synthesis method	Test process	Performance	Ref.
Folded structured graphene paper	Freeze-drying + thermal reduction + mechanical pressing	Li metal/coin-cell/0.01–3.5 V	568 mA h g−1/100 mA g−1/100	89
Si hallow nanosheets/rGO	Magnesiothermic reduction + layer-by-layer assembly	Li metal/coin-cell/0.005–2 V	650 mA h g−1/200 mA g−1/150	90
CuO NSs/rGO	Vacuum filtration + hydrothermal reduction	Li metal/coin-cell/0.01–3 V	736.8 mA h g−1/67 mA g−1/50	91
Porous Fe2O3 encapsulated grapheme	Confined Ostwald ripening + thermal treatment	Li metal/coin-cell/0.01–3 V	1129 mA h g−1/0.2 A g−1/130	92
TiO2–grapheme	Dipping + hydrothermal method	Li metal/coin-cell/1–3 V	122 mA h g−1/2 A g−1/100	93
Rice ball-like ZnCo2O4/rGO	Solvothermal + vacuum filtration	Li metal/coin-cell/0.01–3 V	908.7 mA h g−1/500 mA g−1/500	94
Graphene/SnO2 nanocomposite paper	Simple filtration + thermal reduction	Li metal/coin-cell/0.005–1.5 V	438.5 mA h g−1/100 mA g−1/50	95
Graphene/Mn3O4NWs	Hydrothermal + vacuum filtration	Li metal/coin-cell/0.005–3 V	702 mA h g−1/100 mA g−1/100	96
Bi2Se3/graphene	Vacuum filtration + thermal reduction	Li metal/coin-cell/0.001–3 V	203 mA h g−1/50 mA g−1/100	97