Density functional theory B3LYP method is carried out to investigate the effect of substituent on the reaction barrier of intramolecular α-hydrogen transfer from alkyl to alkylidyne ligands in a series of organometallic chromium complexes (R3)(R4)Cr(≡CH)(CHR1R2).
确定了反应物、过渡态和产物的几何结构和反应势垒。
Calculations results shows that all six reactions are exothermic and the reaction barrier is low.
本论文采用密度泛函理论B3LYP方法对五线态MnSalen(O)(R′)与取代乙烯CH_2=CHR环氧化反应中取代基对反应势垒的影响进行了理论研究。
Correct performance on antisaccade trials requires the inhibition of a prepotent response (i.
它是研究认知老化中优势反应抑制的一种重要的实验范式。
Age Deficits in the Inhibitory of Prepotent Responses: Evidence from Antisaccade Tasks
认知老化过程中优势反应抑制的眼动
Institutional Ownership, Information Advantage and Stock Market Reaction;
机构投资者持股、信息优势与市场反应
Study on the Application of Superior Strains Technology to Membrane Bioreactor;
优势菌技术在膜生物反应器中的应用研究
It has great potential application in green chemical reaction.
它在绿色化学反应方面具有很大的潜在优势。
The Anti-picture Superiority Effect in Blurred Pictures and Characters in Recognition Memory;
模糊条件下图片和汉字的反图片优势效应
Analyzing the Thermodynamics of Solid Chemical Reaction and Making an Inquiry into Its Superiority;
固相化学反应的热力学分析及其优势探讨
Predominant Bacteria Evaluation by Fluorescent in Situ Hybridization in a Gravel Contact Oxidation Reactor
生物砾石接触氧化反应器中优势菌群的FISH评价
Reaction cannot ultimately prevail.
反动势力最终是不能占优势的。
Identification of Dominant Functional Members in Efficient Wastewater Treatment Bioreactors;
高效废水处理生物反应器中优势功能菌的分子识别与鉴定
The Effects of Alkalinity on Start-Up and Predominant Community Fermation of Anaerobic Baffled Reactor;
碱度对厌氧折流板反应系统启动及优势种群形成的影响
Responding Actively to the Anti-dumping abroad and Bringing the Advantage of Privately-run Manufacturing Industry in Yiwu into Play;
积极应对国外反倾销 发挥义乌民营制造业竞争优势
Coupling Process of Catalytic Esterification and Extraction for High Acid Value Waste Oil with Methanol
高酸值废油萃取反应耦合脱酸、酯化工艺优势的研究
On coping with international anti-dumping and straegic advantages of "going out"of small and medium enterprises
应对国际反倾销与中小企业“走出去”战略优势研究
The reverse was the case with the enemy who originally had superiority and held the initiative;
在原占优势和主动之敌则反是；
Regulation over USERS and Its Abuse of a Dominant Position under Anti-monopoly Law;
对USERS及其滥用优势地位的反垄断规制
Antidumping: The Advantages and Function of Local Trade Associations;
反倾销:地方行业协会的优势及功能
Superiority Analysis of MIMO Radar in Aerial Defence and Anti-missile Battle
MIMO雷达在防空反导作战中的优势分析
The Gradual Transform from Comparative Advantage to Competitive Advantage in China;
我国应逐步实现从比较优势向竞争优势转化