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245 1 0 _aIdeal asymmetric supercapacitors consisting of polyaniline nanofibers and graphene nanosheets with proper complementary potential windows
490 0 _vElectrochimica Acta, 55(20), p.6015-6021, 2010
520 3 _aPolyaniline (PANI)nanofibers are synthesized via a chemical method of rapid mixing for the application of asymmetric supercapacitors. The diameter and aspect ratio of PANI nanofibers is found to be controllable by varying the aniline/oxidant concentration ratio. The ideal capacitive responses of PANI nanofibers between 0.2 and 0.7V (vs. Ag/AgCl)in concentrated acidic media are demonstrated by cyclic voltammetric (CV)and electrochemical impedance spectroscopic (EIS)analyses coupled with a schematic equivalent-circuit model. The morphologies and textures of nanofibers are examined by scanning electron microscopic (SEM), transmission electron microscopic (TEM)and Fourier transform infrared-attenuated total reflectance (FTIR-ATR)spectroscopic analyses. An aqueous asymmetric supercapacitor, consisting of a PANI nanofiber cathode and a graphene anode, with proper complementary potential windows is demonstrated in this work, which shows the device energy and power densities of 4.86Whkg-1 and 8.75kWkg-1, respectively.
650 1 4 _aPOLYANILINE NANOFIBERS
650 1 4 _aDIAMETER
650 1 4 _aGRAPHENE
650 1 4 _aSUPERCAPACITOR
650 1 4 _aASYMMETRIC
700 1 2 _aHung, P.
700 1 2 _aChang, K.
700 1 2 _aLee, Y.
700 1 2 _aHu, C.
700 1 2 _aLin, K.
856 4 0 _uhttps://drive.google.com/file/d/1-y-wtm2VqQLKqfCULXw29DYT3Lj3Sm8-/view?usp=drivesdk
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