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- Based on density-functional theory (DFT) and density-functional perturbation theory (DFPT) we have discussed systematically the hydrogen isotope effects on the thermodynamic properties of TiX2 (X=H, D, and T) system. 应用基于密度泛函理论(DFT)和密度泛函微扰理论(DFPT)的 PWSCF和PHONONS第一原理计算程序系统研究了TiX2(X=H,D,T)系统热力学特性的同位素效应。
- hydrogen isotope effect 氢同位素效应
- Abstract The isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis. 摘要 同位素分馏效应是影响氢同位素准确分析的主要因素。
- The isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis. 同位素分馏效应是影响氢同位素准确分析的主要因素。
- WHAT CAN WE LEARN FROM OXYGEN AND HYDROGEN ISOTOPE COMPOSITIONS OF TREE-RING CELLULOSE IN HIGHER PLANTS? 树年轮纤维素稳定同位素比率的生态学意义?
- Only a lighter atomic nuclei fusion can occur, such as the hydrogen isotope deuterium and tritium, and so on. 只有较轻的原子核才能发生核聚变,比如氢的同位素氘、氚等。
- Thermal cycling absorption process(TCAP),a semi-continuous hydrogen isotope separation process,is of many unique advantages. 对热循环吸附法(TCAP)全回流模式和生产模式下的氕-氘分离实验进行了研究。
- By the analysis of the competition experiment, the rate-limiting step and the kinetic isotope effect, the possi-ble reaction mechanism of VNS is described. 分别从硝基芳环的结构、亲核试剂的类型和反应条件三方面讨论了影响VNS定位效应的因素;
- Hydrogen isotope separation with cryogenic distillation device is a main way to obtain high pure tritium, which is an important application in the atomic energy field with cryogenic technique. 氢及其同位素的精馏分离是制取高纯氚的一个主要方法,是低温技术在原子能领域的重要应用。
- Study on Calibration Technology of Hydrogen Isotope Fractionation Effect 氢同位素分馏效应校正技术研究
- Measurement of kinetic isotope effects indicated that the rate-limiting step of these reactions is the C(sp 2 )-H bond cleavage. 动力学同位素效应测量表明限速步骤;这些反应是在C(藻2)-八键裂解.
- The authors propose an E 2 elimination mechanism in which the cinchona alkaloid acts as a chiral base in consistency with measured isotope effects. 作者提出了电子二是淘汰机制金鸡生物碱手基地作为衡量符合同位素效应.
- Compound-specific hydrogen isotope δD 单体氢同位素组成δD
- Isotope effect of ion sputtering 离子溅射的同位素效应
- In certain fusion processes, among nuclei of the hydrogen isotopes, neutrons of high energy are liberated. 在氢同位素原子核中的某些熔合过程中,会释放出高能中子。
- It will use magnetic fields to confine hydrogen isotopes and heat them to hundreds of millions of degrees Celcius. 它利用磁场约束氢的同位素并将其加热到数亿摄氏度。
- vapour pressure isotope effect (VPIE) 蒸汽压同位素效应
- Dissociative adsorption study of hydrogen isotopes on metal platinum surface by thermodynamic computation[J]. 引用该论文 胡胜;汤丽娟;朱正和;朱祖良;罗顺忠;王和义;罗阳明;肖成建.
- We have used the primary deuterium and solvent kinetic isotope effects to determine the relative cleavage timing of the glucose OH1 and CH1 bonds in GOOX. 本论文也利用基质同位素效应与溶剂同位素效应,藉以分析葡萄寡糖氧化酶反应时,葡萄糖CH1与OH1键结断裂的可能顺序。
- The finite difference method is used to calculate the multi dimensional diffusion of hydrogen isotopes in materials. 研究了氢同位素在材料中多维扩散行为的有限差分计算方法。