Synthesis and characterization of sulfonated hafnium oxide nanoparticles for energy storage devices

Jayavel Murugasamy,N. Ramalakshmi,Rajesh Pandiyan,Sivasankaran Ayyaru,Venkatachalam Jayaraman,Young-Ho Ahn

Social Science Research Network（2022）

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摘要

•The sulfonated HfO2 nanoparticles obtained by treating with sulfuric acid (H2SO4).•When sulfonation particles size were reduced.•Low Ohmic resistance was obtained in sulfonated HfO2.•High supercapacitor value exhibited S-HfO2 (210 Fg−1) compare to HfO2 (126 Fg−1).

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关键词

Hafnium Oxide (HfO2),Sulfonated Hafnium Oxide (S-HfO2),Functionalized Hafnium Oxide,Supercapacitor,Galvanostatic Charge/Discharge,Cyclic Voltammetry

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