電極過程動力學(xué)(陳勝利)-資料下載頁
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【正文】 n layer”) and diffuse layer (also called “outer Helmholtz layer”)。 ? The effective potential to drive the interfacial charge transfer may be significantly different from that applied the the electrode/solution interface: Eeff = ?Eapp ( ? 1 ) Solvent molecule?xO H P?? ?1? 1The capacitor（電容器） like nature of the electric double layer ? Regardless of the nature of an electrode process, the double layer itself would response to the electrochemical perturbations as a series of capacitors ? The capacitance values of the double layer are potentialdependent ? Most of the electrochemical measurements are more or less affected by the charging process of the double layer Cpact Cdiffuse i Rsolution The double layer charging effects in electrochemical measurements E dsCRtseREi ???= RsCd i = i0 sREi ?01. Potential step t t dsRC CqiREEE ????dtdqi?The double layer charging effects in electrochemical measurements i )(ds CtRiE ??siRE ?02. Current step t t The double layer charging effects in electrochemical measurements E? vCd 1. Potential sweep（電勢掃描） t E i
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