查询词典 atom

At the same time, electron cloud density of the nitrogen atom may be taken as the key factor to be correlation with the biodegradation property.

同时还提出了用捕收剂分子中N原子上的电子云密度可作为衡量捕收剂生物降解性的重要参数。

Most of the atom's volume consists of a cloud of electron s that have very small mass and negative charge.

原子核被弥散的电子云环绕，电子是带负电的几乎没有质量的粒子。

The results show that the influences of the central atoms on electron cloud, electrostatic potential, total density of states are not clear. But the central atom can affect the components of the frontier orbitals HOMO and LUMO.

结果表明，中心原子对Keggin结构杂多阴离子的电子云、静电势、总态密度的分布影响不明显；但中心原子不同，前线轨道HOMO， LUMO的组成有一定差异。

The Monte Carlo method is used to electronic distribution in electron cloud and electron diffraction. The distribution graphes of the electron cloud in atom and molecule are drawn and the phenomenon of the electron diffraction from a single slit or a small aperture is simulated vividly.

运用蒙特卡罗方法处理了电子云和电子衍射中非均匀电子的产生问题，形象的绘制了原子、分子中的电子云分布图形，生动的模拟了单缝电子衍射实验现象。

Outside the atom the electron cloud has the track, according to leaves nucleus far or near differently, these orbits are divided into several levels, the more lower energy level the more near to nuclear.

原子外面的电子云运行是有轨道的，按照离原子核的远近不同，这些轨道被分为几层，离原子核越近能级越低。

The energy state of an electron within an atom, represented by the electron energy level or shell, can theoretically represent one, two, four, eight, or even 16 bits of data.

用电子能级表示的原子中电子的能态，理论上可以表示1、2、4、8、甚至16位的数据。

The oxygen atom with one lone pair of electron on the GaP surface acts as the electron donor.

红外光谱结果表明，氧原子与纳米GaP粉体表面的磷原子或镓原子键合，以P-O，Ga-O或P-O-Ga形式存在于GaP表面。

Nuclear lifetime shift of charged atom, due to lack of internal conversion or electron capture transition, is analyzed.

分析了带电原子由于缺少内转换或电子俘获跃迁引起的核寿命的变化。

The results show that the mean particle size of α-Fe2O3 monolayer is about 58 nm. There are characteristic bands at 568, 482 and 386 cm~(-1) in IR spectrum. The absorption of 375 nm in UV-Vis spectrum is the electron transition of ferric and oxygen atom.

结果表明，α-Fe2O3单层膜是由粒径约为58 nm的粒子排布而成，在568、482和386 cm-1处有特征红外吸收峰，在紫外区375 nm处存在明显的吸收，为Fe-O间的电子跃迁，其吸光度值与膜层数间的较好线性关系说明在一定的速度下挂膜，可以将氧化铁溶胶中的纳米粒子较好地转移到基片上。

The strongest attraction between two dipoles is when one or both of them involves a bond between hydrogen and a strongly electronegative atom, like oxygen, fluorine, or nitrogen.

氢键：氢键是极性很强的X－H键上的氢原子与另外一个键上电负性很大的原子上的孤对电子相互吸引而形成的一种键。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。