Ruo2 activated carbon composites as a positive electrode in an alkaline electrochemical capacitor 炭釕復(fù)合電極堿性電化學(xué)電容器的研究
Electrochemical capacitor is composed of electric double - layer capacitor ( edlc ) and faradaic pseudocapacitor 電化學(xué)電容器包括雙電層電容器和法拉第準(zhǔn)電容器。
Electrical appliance industry : the production of electrochemical capacitor ( erosion of aluminum film ) ; transportation of electrolyte in the production of dry cells and storage cells ; etching of circuit boards ; transportation of high purity chemical liquids in the production of semiconductors 金屬工業(yè):氧化鋁膜處理設(shè)備;線材拉伸、鋼鐵軋制中除油及酸洗;車輛噴漆前除油及酸洗處理;氧化鈦、稀土元素的生產(chǎn)等。
An electrochemical capacitor is new storing energy system between batteries and conventional capacitors . it is intensively used as memory back - up sources for computers and power sources in many fields of electronic and communication equipment because of its high specific power and good cycle life 電化學(xué)電容器是介于電池與傳統(tǒng)電容器之間的一種新型的儲能裝置,由于它具有比功率高、循環(huán)性能好的特點(diǎn),因此可以用作計(jì)算機(jī)的后備電源、小型電子儀器的功率電源。
The nano - sized nio film on nickel electrode is obtained by dipping the nickel electrode in the sol and raising , then calcined under 450 for one hour . the study of its electrochemical performance in different media exhibits its excellent properties , such as electrochemical capacitor property , electrochromic property , etc 對納米nio膜電極在不同介質(zhì)中的電化學(xué)行為研究表明,納米nio膜電極具有電化學(xué)電容器和電致變色性能,并且其電化學(xué)性能明顯優(yōu)于普通的nio膜電極。
The capacitance in an electrochemical capacitor can arise from the charging or discharging of the electrical double layers or from faradaic redox reactions ( pseudocapacitance ) . the latter gives a larger capacitance value compared to the former and was called supercapacitors . many approaches have been pursued in the development and characterization of new electrode materials for the better capacitive performance 本論文共分為四章:第一章是電化學(xué)電容器的研究背景;第二章是ru1 - ycryo2 / tio2納米管復(fù)合材料的電容行為;第三章是co ( oh ) 2 /活性炭復(fù)合材料的制備及其超電容行為;第四章是基于氧化鎳的超級電容器的研究。
Electrode materials have effects on properties of electrochemical capacitor , many carbonaceous materials such as active carbon , pyrolytic carbon , active carbon fiber and carbon nanotube were mainly used in electric double - layer capacitor . because of synthetic conditions and cost , we studied their electrochemical properties of electronic double - layer capacitor that pyrolytic carbon was used as their electrode materials 電極材料是影響電化學(xué)電容器性能的主要因素之一,應(yīng)用于雙電層電容器的電極活性物質(zhì)主要是各種碳材料,如各種活性炭、熱裂解碳、碳纖維、碳納米管等,考慮到合成工藝和成本因素,我們采用熱裂解碳為雙電層電容器的電極材料,并研究了它們的電化學(xué)性能。