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<t>Electrochemical</t> performance of solid gel electrolyte coated supercapacitor. a Cyclic voltammetry (CV) curves at 50 mV s -1 for various MnO 2 wt%. b Calculated MnO 2 areal loading density, and linear capacitances versus MnO 2 loading wt%. CV curves (from 10 to 100 mV s -1 ) of supercoil fibres with c 10.8 wt%, and d 17.7 wt% MnO 2 loadings. e Galvanostatic charge/discharge curves (current density from 25 to 100 µA cm -1 ) of supercapacitor (SC) 17.7 wt% MnO 2 loading. f Specific linear (blue diamond) and areal (black circle) capacitance values versus scan rate. g CV curves measured for the initial ( ε = 0%) and statically stretched states of the supercoil supercapacitor. h Capacitance retention performance versus tensile strain (inset shows capacitance retention versus cyclically applied stretching test). i Linear capacitances versus maximum strains of various fibre supercapacitors. The maximum linear capacitance ( C L = 21.7 mF cm -1 ) and stretchability ( ε = 1000%) for the present supercoil supercapacitor exceed (a) a coiled MnO 2 /carbon nanotube (CNT)/nylon fibre (5.4 mF cm -1 , 150%) , (b) a coiled MnO 2 /CNT/rubber fibre (4.8 mF cm -1 , 400%) , (c) a MnO 2 /CNT/rectangular rubber sandwich fibre (2.38 mF cm -1 , 200%) , (d) a polyaniline (PANI)/CNT/elastomer fibre (0.9 mF cm -1 , 400%) , (e) a spandex@CNT-based wire SC (0.26 mF cm -1 , 100%) , and (f) a styrene-ethylene-butylene-styrene (SEBS) wounded by CNT/graphene/PANI fibres (10.3 mF cm -1 , 800%)
Electrochemical Analyser Vertex Eis, supplied by Ivium Technologies USA, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Electrochemical performance of solid gel electrolyte coated supercapacitor. a Cyclic voltammetry (CV) curves at 50 mV s -1 for various MnO 2 wt%. b Calculated MnO 2 areal loading density, and linear capacitances versus MnO 2 loading wt%. CV curves (from 10 to 100 mV s -1 ) of supercoil fibres with c 10.8 wt%, and d 17.7 wt% MnO 2 loadings. e Galvanostatic charge/discharge curves (current density from 25 to 100 µA cm -1 ) of supercapacitor (SC) 17.7 wt% MnO 2 loading. f Specific linear (blue diamond) and areal (black circle) capacitance values versus scan rate. g CV curves measured for the initial ( ε = 0%) and statically stretched states of the supercoil supercapacitor. h Capacitance retention performance versus tensile strain (inset shows capacitance retention versus cyclically applied stretching test). i Linear capacitances versus maximum strains of various fibre supercapacitors. The maximum linear capacitance ( C L = 21.7 mF cm -1 ) and stretchability ( ε = 1000%) for the present supercoil supercapacitor exceed (a) a coiled MnO 2 /carbon nanotube (CNT)/nylon fibre (5.4 mF cm -1 , 150%) , (b) a coiled MnO 2 /CNT/rubber fibre (4.8 mF cm -1 , 400%) , (c) a MnO 2 /CNT/rectangular rubber sandwich fibre (2.38 mF cm -1 , 200%) , (d) a polyaniline (PANI)/CNT/elastomer fibre (0.9 mF cm -1 , 400%) , (e) a spandex@CNT-based wire SC (0.26 mF cm -1 , 100%) , and (f) a styrene-ethylene-butylene-styrene (SEBS) wounded by CNT/graphene/PANI fibres (10.3 mF cm -1 , 800%)

Journal: Nature Communications

Article Title: Highly twisted supercoils for superelastic multi-functional fibres

doi: 10.1038/s41467-018-08016-w

Figure Lengend Snippet: Electrochemical performance of solid gel electrolyte coated supercapacitor. a Cyclic voltammetry (CV) curves at 50 mV s -1 for various MnO 2 wt%. b Calculated MnO 2 areal loading density, and linear capacitances versus MnO 2 loading wt%. CV curves (from 10 to 100 mV s -1 ) of supercoil fibres with c 10.8 wt%, and d 17.7 wt% MnO 2 loadings. e Galvanostatic charge/discharge curves (current density from 25 to 100 µA cm -1 ) of supercapacitor (SC) 17.7 wt% MnO 2 loading. f Specific linear (blue diamond) and areal (black circle) capacitance values versus scan rate. g CV curves measured for the initial ( ε = 0%) and statically stretched states of the supercoil supercapacitor. h Capacitance retention performance versus tensile strain (inset shows capacitance retention versus cyclically applied stretching test). i Linear capacitances versus maximum strains of various fibre supercapacitors. The maximum linear capacitance ( C L = 21.7 mF cm -1 ) and stretchability ( ε = 1000%) for the present supercoil supercapacitor exceed (a) a coiled MnO 2 /carbon nanotube (CNT)/nylon fibre (5.4 mF cm -1 , 150%) , (b) a coiled MnO 2 /CNT/rubber fibre (4.8 mF cm -1 , 400%) , (c) a MnO 2 /CNT/rectangular rubber sandwich fibre (2.38 mF cm -1 , 200%) , (d) a polyaniline (PANI)/CNT/elastomer fibre (0.9 mF cm -1 , 400%) , (e) a spandex@CNT-based wire SC (0.26 mF cm -1 , 100%) , and (f) a styrene-ethylene-butylene-styrene (SEBS) wounded by CNT/graphene/PANI fibres (10.3 mF cm -1 , 800%)

Article Snippet: An electrochemical analyser (Vertex EIS, Ivium) was used for electrochemical performance characterisation.

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