energy of activation
英 [ˈenədʒi ɒv ˌæktɪˈveɪʃ(ə)n]
美 [ˈenərdʒi əv ˌæktəˈveɪʃən]
活化能
英英释义
noun
- the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
- catalysts are said to reduce the energy of activation during the transition phase of a reaction
双语例句
- The crystallization kinetic activation energy parameters are good agreement with the results from isothermal crystallization processes of the polymer blends. The crystallization activation energy of PTT/ PBT blends is higher than the activation energy of PTT and PBT.
结晶动力学活化能参数与共混物等温结晶过程的分析结果基本一致，PTT/PBT共混体系的结晶活化能高于PTT、PBT的结晶活化能。 - The energy of activation of the material decreases with the increase in the content of SiC and ( W, Ti) C.
随弥散相SiC和（W，Ti）C的增加，其氧化活化能有不同程度的降低。 - Theoretic analysis of dynamics shows that the activation energy is the function of aging temperature. There exists linear dependence of activation energy on aging temperature, and their relationship is equivalent to that of the factor before index on aging temperature s.
动力学理论分析表明，反应活化能是老化温度的函数，活化能对老化温度存在线性依赖关系，且活化能对老化温度的依赖关系和指前因子对老化温度的依赖关系是等效的。 - Then at 6-311+ G basis set level MP2 ( FULL) method is used to scan the potential energy surface of different N-N contact distance in order to obtain the energies, activation energies, coupling matrix elements and Franck-Condon factors of this system.
然后用MP2（FULL）/6311+G方法扫描势能面找出不同NN接触距离的活化态体系的能量、活化能、耦合矩阵元，利用黄金规则计算出不同的NN接触距离的电子转移速率。 - There is a positive correlation between organic sulfur content and the least value ( E min) of activation energy distribution or the value ( E SE min) of activation energy distribution after soluable organic matter are extracted from these rocks.
有机硫含量与源岩活化能分布最小值（Emin）和经可溶有机质抽提后的活化能分布最小值（ESEmin）之间存在正相关关系； - Mineralizing process is controlled strictly by interior factor, activation energy. This paper derivates the quantitative equations of activation energy in the mineralization of gold deposits using ACT theory.
金矿成矿严格受其内部控制因素&金成矿活化能的控制，运用过渡状态（ACT）理论，推导出金成矿活化能模型的定量化方程式。 - The adsorption followed pseudo-second-order kinetics with a small energy of activation, which led to large kinetic rate constant and small time to reach adsorption equilibrium.
结果表明，吸附过程符合伪二级动力学方程，吸附活化能较小，反应速率较快，达到平衡的时间较短。 - In addition, microwaves pre-treatment could increase the activation energy of ascorbic acid degradation and decrease the activation energy of peroxidase inactivation during water blanching of asparagus.
另外，微波前处理可以增加芦笋热水温烫处理过程中维生素C降解的活化能并且减小过氧化物酶钝化的活化能。 - Evaluation of the Energy of Activation of Chemisorption for H_2 and O_2 on Transition d-Metals
氧和氢在过渡金属上的化学吸附活化能估计 - The hydrolytic polymerization of Cr 3+ was studied by microcalorimetry. The Thermal curve was determined According to thermokinetic theory, the Gibbs free energy and equilibrium constant of activation were calculated.
对较高浓度下3价铬离子水解聚合作用的热谱曲线进行热动力学分析，用特征热谱参量，求出了这一连串反应的速率常数和活化平衡常数及活化自由能。