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Cellulose-derived carbon nanofibers/graphene composite electrodes for powerful compact supercapacitors

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SUPPLEMENTARY DATA

Cellulose-derived carbon nanofibers/graphene

composite electrodes for powerful compact

supercapacitors

Volodymyr Kuzmenko,

*ab

Nan Wang,

a

Mazharul Haque,

a

Olga Naboka,

c

Mattias

Flygare,

d

Krister Svensson,

d

Paul Gatenholm,

be

Johan Liu,

a

and Peter Enoksson

ab

aDepartment of Microtechnology and Nanoscience, Chalmers University of Technology, 412 96 Gothenburg, Sweden

bWallenberg Wood Science Center, Chalmers University of Technology, 412 96 Gothenburg, Sweden

cNational Research Council Canada, 1200 Montreal Rd., Ottawa, ON, K1A 0R6, Canada

dDepartment of Physics and Electrical Engineering, Karlstad University, 65188 Karlstad, Sweden

eDepartment of Chemistry and Chemical Engineering, Chalmers University of Technology, 412 96 Gothenburg,

*Corresponding author. E-mail:

kuzmenko@chalmers.se

. Tel: +46 (0) 31 772 19 91.

Electronic Supplementary Material (ESI) for RSC Advances.

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Fig. S2. AFM images of rGO sheet on Si wafer surface (main image) and the height profile of the

AFM image (inset).

Fig. S3. SEM image of CNF/rGO composite electrode material after 4000 electrochemical

Figure

Fig. S3. SEM image of CNF/rGO composite electrode material after 4000 electrochemical  cycles.

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