1) potential step method
恒电位阶跃法
1.
Potential step method was employed to study the hydrogen diffusion behavior in hydrogen storage alloy MlNi 3.
本文用恒电位阶跃法研究了不同放电深度 (DOD)和不同温度下贮氢合金MlNi3。
2) chronoamperometry
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恒电位阶跃
1.
On this condition, cyclic voltammetry (CV), chronoamperometry (CA) and electrochemical impedance spectroscopy (EIS) at cathodic potentials were performed in the pure nickel system (PN), Ni-SiC codeposition system (NS).
恒电位阶跃分析表明,复合沉积镍电结晶形核经历两相继过程,第一过程沉积伊始形核遵循BFT模型连续成核机制,而后随电位负移过渡到BFT瞬时成核机制,第二过程随电位负移先后吻合BFT瞬时成核或SH瞬时成核理论曲线;无论Ni-SiC复合镀层还是纯Ni镀层,形核弛豫时间t_m随负电位的增大,呈现规律性递减趋势,相。
2.
The electrodeposited behaviours in the initial stage and deposited process were investigated by cyclic voltammetry(CV),chronoamperometry(CA), electrochemical impedance spectroscopy(EIS).
利用循环伏安、恒电位阶跃、电化学阻抗等电化学测试技术研究了电结晶初期以及电沉积过程的电化学行为。
3) potential step method
恒电位阶跃
1.
Electrochemical impedance spectroscopy(EIS) technique and potential step method were employed to study the electrochemical behaviour of Pt and Ni electrodes in 3.
采用电化学阻抗和恒电位阶跃技术研究了金属铂和镍电极在含油氯化钠溶液中的电化学行为特征,测量了不同含油量体系中电化学信号的变化,并建立了相应的等效电路。
4) potential step method
电位阶跃法
1.
The Deposition mechanism of Lithium on aluminium electrode was studied by using linear sweep voltammetry and potential step method.
采用线性扫描伏安法和电位阶跃法,研究了锂离子在铝电极上的电极过程机理。
5) chronoamperometry
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恒电势阶跃
6) potential step
电位阶跃
1.
Study on the electrodeposition of hydroxyapatite with potential step;
电位阶跃法沉积羟基磷灰石的研究
2.
The electrodeposition and electrocrystallization mechanism of palladium-iron alloy are studied by the methods of cyclic voltammetry and potential step.
应用循环伏安法和电位阶跃法研究了Pd-Fe合金电沉积的循环伏安特性与电结晶机理。
3.
By means of Surface - enhanced Raman Spectroscopy ( SERS), Time -resolved Surface - enhanced Raman Spectroscopy (TRSERS) and potential step method, the coadsorption behavior of methyl thiourea (MTU) and 1 - allyl - 2 -thiourea (ATU) with ClO4- respectively at Ag electrodes has been studied.
运用时间分辨表面增强拉曼光谱(TRSERS)结合电位双阶跃的方法,研究了硫脲衍生物甲基硫脲(MTU)和烯丙基硫脲(ATU)在银电极表面与ClO_4~-离子的共吸附行为,SERS强度-时间曲线表明它们各自相应的SERS谱峰强度随电位阶跃的响应速率不同,离电极表面较近的基团的特征谱峰强度的响应速率较快;MTU以S端且垂直吸附在电极表面,ATU也以S端和表面发生化学吸附,但整个分子斜躺吸附在电极表面上。
补充资料:电量阶跃法
分子式:
CAS号:
性质:在开路情况下将很短的电流脉冲(如0.1~1μs,它只能引起双电层的充电)施加于电解池,要求脉冲有固定的电量,脉冲形状可不考虑。记录脉冲之后电极电势随时间的变化,这是在开路的条件下由充入的固定电量引起的电极反应,故可避免欧姆电阻及非法拉第电流的干扰。对电势响应进行解析,可求得电极反应的各种参数,该法的电极标准速率常k0值测定上限可达约0.4cm·s-1。
CAS号:
性质:在开路情况下将很短的电流脉冲(如0.1~1μs,它只能引起双电层的充电)施加于电解池,要求脉冲有固定的电量,脉冲形状可不考虑。记录脉冲之后电极电势随时间的变化,这是在开路的条件下由充入的固定电量引起的电极反应,故可避免欧姆电阻及非法拉第电流的干扰。对电势响应进行解析,可求得电极反应的各种参数,该法的电极标准速率常k0值测定上限可达约0.4cm·s-1。
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参考词条