查询词典 atom

Halogenated aromatic compounds with great q〓(the most negative net atomic charges on an atom of the molecule), ENC (electron-nuclear attraction energy of the one-center term for the carbon atoms of the weakest carbon-halogen bond), qc (thenet atomic charges on the carbon atom of the weakest carbon-halogen bond) and E〓 tend to be reductively dehalogenated slow, while halogenated aromatic compounds with high values of △E (the difference of front-line orbital energy), EEC (electron-electron repulsion energy of the one-center term for the carbon atoms of the weakest carbon-halogen bond), Mw, q〓 and α tend to be reductively dehalogenated fast.

卤代芳烃化合物的整个分子的最负的原子净电荷，键序最小的碳卤键中碳原子的单中心项电子-核吸引能，该碳-卤键上碳原子的净电荷和E〓与该卤代芳烃化合物还原脱卤的速率常数负相关；而前线轨道间隙能，键序最小的碳卤键中碳原子的单中心项电子-电子推斥能，Mw，q〓和α与该卤代芳烃化合物还原脱卤的速率常数正相关。

Still, atom-to-atom teleportation has major implications for creating supersecure, ultra-fast computers.

尽管如此，原子对原子的传输对于研制超密超快的计算机仍具有重在意义。

A major class of tautomeric reactions involves exchange of a hydrogen atom between two other atom s in the same molecule, in both cases forming a covalent bond.

一类主要的互变异构反应是氢原子在两个其它原子间交换，与任何一方都生成共价键。

L acted as tridentate ligand to chelate with metal atom in enol and ketone form respectively; In complex anion Co atom reside in tetrahedral coordination environment.

钴原子位于八面体配位环境中，配体L分别以烯醇式和酮式充当三齿配体与金属原子配位，配阴离子中Co原子位于四面体配位环境中。

The changes include a volume-fraction correction to account for unmixable atom types in proteins and DNA in addition to the usage of a low-count correction based on bayesian statistics, residue/base-specific atom types,and a shorter cutoff distance for protein-DNA interactions.

我们在DFIRE的基础上减短了统计距离，使用了更全面的原子类型，并使用了以贝叶斯统计原理为基础的背景统计小数修正和为了区分蛋白质核酸原子类型的体积分数修正，从而得到了一种更先进的蛋白质核酸作用的基于知识的统计势函数。

The changes include a volume-fraction correction to account for unmixable atom types in proteins and DNA in addition to the usage of a low-count correction based on bayesian statistics, residue/base-specific atom types,and a shorter cutoff distance for protein-DNA interactions.

而在计算机上模拟研究蛋白质-核酸作用的时候，势能函数的精准是一个很重要的基础。

On the other hand, the more the initial photons are, which strengthen the interaction between the field and atom, and the lower the fidelities of the system and atom.

标 签 量子光学保真度保真度振幅简并拉曼过程斯塔克位移 fidelity fidelity amplitude degenerate Raman process the Stark shift

With increasing coherent amplitude factor or decreasing squeezing factor of light, the time of two atoms stay in the steady entangled state become longer. The increase of the coherent amplitude factor or the decrease of squeezing factor of light will lead to the increase of atom-atom entanglement degree while the decrease of atoms-field entanglement degree.

随着相干态振幅参量增大或光场压缩参量减小，在一定时域内，两原子处于稳定的纠缠态，并且这个时域逐渐变长，同时原子-原子平均纠缠度值增大，而场-原子平均纠缠度值减小。

In addition, the control of spontaneous emission of a three-level atom embedded in photonic crystals was investigated in this paper,because the model of two-level atom is siple.

二能级毕竟是最简单的模型，故在最后，还对光子晶体中三能级原子的自发辐射特性进行了研究。

Two energy level atom is the ideal model of the actual atom, it only has two non-degeneration energy levels, E and E .

相干态光场是与经典电磁场最为接近的量子态光场，它是研究激光最重要的理论工具。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。