Nanocrystal |
3M KOH |
1 mA |
185 |
[2727 Mitchell E, Gupt RK, Mensah-Darkwa K, Kumar D, Ramasamy K, Gupta BK, et al. Facile synthesis and morphogenesis of superparamagnetic iron oxide nanoparticles for high-performance supercapacitor applications. New Journal of Chemistry. 2014;38(9):4344-4350.] |
Nanoparticles |
1M Na2SO3
|
0.4 |
207.7 |
[3030 Wang L, Ji H, Wang S, Kong L, Jiang X, Yang G. Preparation of Fe3O4 with high specific surface area and improved capacitance as a supercapacitor. Nanoscale. 2013;5(9):3793-3799.] |
Octadecahedrons |
1M Na2SO3
|
0.6 |
118.2 |
[3636 Chen J, Huang K, Liu S. Hydrothermal preparation of octadecahedron Fe3O4 thin film for use in an electrochemical supercapacitor. Electrochimica Acta. 2009;55(1):1-5.] |
Thin film |
1M Na2SO3
|
0.5 |
95 |
[3737 Wang SY, Ho KC, Kuo SL, Wu NL. Investigation on Capacitance Mechanisms of Fe3O4 Electrochemical Capacitors. Journal of The Electrochemical Society. 2006;153(1):A75-A80.] |
Spheroidal nanoassembles |
1M Na2SO4 |
0.5 |
48 |
[3838 Maqbool Q, Singh C, Paul A, Srivastava A. Uniform spheroidal nanoassemblies of magnetite using tween surfactants: influence of surfactant structure on the morphology and electrochemical performance. Journal of Materials Chemistry: C. 2015;3(7):1610-1618.] |
Nanoparticles |
6M KOH |
1 |
160 |
[3939 Liu S, Guo S, Sun S, You XZ. Dumbbell-like Au-Fe3O4 nanoparticles: a new nanostructure for supercapacitors. Nanoscale. 2015;7(11):4890-4893.] |
Particle |
3 M KOH |
0.1 |
~120 |
[4040 Hallam PM, Gómez-Mingot M, Kampouris DK, Banks CE. Facile synthetic fabrication of iron oxide particles and novel hydrogen superoxide supercapacitors. RSC Advances. 2012;2(16):6672-6679.] |
Sub-micron spheres |
8M KOH |
0.5 |
294.5 |
[4242 Zeng X, Yang B, Li X, Li R, Yu R. Solvothermal synthesis of hollow Fe3O4 sub-micron spheres and their enhanced electrochemical properties for supercapacitors. Materials & Design. 2016;101:35-43.] |
Mn2+ doped Microspheres |
1M KOH |
1 |
268.4 |
[4444 Yang X, Kan J, Zhang F, Zhu M, Li S. Facile Fabrication of Mn2+ Doped Magnetite Microspheres as Efficient Electrode Material for Supercapacitors. Journal of Inorganic and Organometallic Polymers and Materials. 2017;27(2):542-551.] |
Nanowires |
0.1M Na2SO3
|
0.4 |
106 |
[4646 Zhao X, Johnston C, Crossley A, Grant PS. Printable magnetite and pyrrole treated magnetite based electrodes for supercapacitors. Journal of Materials Chemistry. 2010;20(36):7637-7644.] |
Nanoparticles |
0.1M Na2SO3
|
0.4 |
12 |
[4646 Zhao X, Johnston C, Crossley A, Grant PS. Printable magnetite and pyrrole treated magnetite based electrodes for supercapacitors. Journal of Materials Chemistry. 2010;20(36):7637-7644.] |
Pyrrole treated nanowires |
0.1M Na2SO3
|
0.4 |
190 |
[4646 Zhao X, Johnston C, Crossley A, Grant PS. Printable magnetite and pyrrole treated magnetite based electrodes for supercapacitors. Journal of Materials Chemistry. 2010;20(36):7637-7644.] |
Nanosheets |
1M Na2SO3
|
0.42 |
83 |
[4747 Mu J, Chen B, Guo Z, Zhang M, Zhang Z, Zhang P, et al. Highly dispersed Fe3O4 nanosheets on one-dimensional carbon nanofibers: Synthesis, formation mechanism, and electrochemical performance as supercapacitor electrode materials. Nanoscale. 2011;3(12):5034-5040.] |
Pristine nanospheres |
1M Na2SO3
|
1 |
157.6 |
[4848 Aghazadeh M, Ganjali MR, Norouzi P. Preparation of Mn5O8 and Mn3O4 nano-rods through cathodic electrochemical deposition-heat treatment (CED-HT). Materials Research Express. 2016;3(5):055013.] |
undoped Nanoparticles |
1M Na2SO3
|
0.5 |
188 |
[5151 Aghazadeh M, Ganjali MR. One-pot electrochemical synthesis and assessment of super-capacitive and super-paramagnetic performances of Co2+ doped Fe3O4 ultra-fine particles. Journal of Materials Science: Materials in Electronics. 2018;29(3):2291-2300.] |
Y3+doped Nanoparticles |
1M Na2SO3
|
0.5 |
212.5 |
This work |