There’s a radially symmetric blob, and a double-lobed blob with a node in the middle – just like the patterns of electron density that the s and p atomic orbitals give rise to.
右图中的球是围绕碳原子的电子云的图像。 它们分别是径向对称的球和中间有节点的双扁球形状，就像s和p原子轨道给出的电子密度图。
That usually doesn't reach sub-atomic resolution, but if the tip itself is atomically thin, you can work out a picture of electron density around it.
因此他不能达到亚原子水平的分辨率，但是如果针尖能够做到原子那么厚，就可以得到围绕原子内的电子密度。
The atomic density and velocity distribution in the laser excitation zone is very important for the atomic vapor laser isotope separation (AVLIS).
在激光同位素分离中，激光作用区内原子的密度和速度分布对分离过程有重要影响。
It begins with Maarten Schmidt who hypothesized that star formation rate (SFR) was related to the surface density of atomic hydrogen gas in the cloud.
最早是MaartenSchmidt猜测恒星形成率(SFR)与云层中氢原子气体密度有关。
The possibility of the stimulated radiation at the low atomic density is demonstrated, and the possibility of impurity examination by means of stimulated radiation signals is estimated.
证实了在低原子浓度下探测受激辐射的可能性，并估计了用受激辐射信号检测杂质的可能性。
Nucleon density distribution is one of the most important characters of an atomic nucleus.
核子密度分布是原子核的一个重要性质。
Using the density data of homojunction metal and the analytical data of crystal structure, the metal atomic radius is calculated.
通过单质金属的密度数据和晶体结构分析的数据，实现了金属原子半径的科学推算。
The structural stabilities and electronic structures of W atomic chains are studied by employing first-principles plane wave pseudopotential method based on the density functional theory.
使用基于密度泛函理论的第一原理平面波赝势法，研究了W原子链的结构稳定性和电子结构性质。
We have investigated theoretically the density distributions and evolution of the spin-dependent atomic wave packets in a harmonic potential.
研究了磁阱中自旋相关的原子波包的密度分布及其动力学演化。
The layer with the largest spacing to one of its neighbours also possesses the maximum surface atomic density.
面间距最大的一对原子面也具有最大的面原子密度。
The effects of atomic coherence on fiber amplifiers pumped by two lasers with different frequences are studied by using density matrix theory.
用密度矩阵的方法从理论上分析了不同频率的两个激光场混合泵浦的光纤放大器中，由光场诱导的原子相干效应。
The reaction mechanism between atomic oxygen radical anion and benzene has been investigated using the density functional theory (DFT).
采用密度泛函理论研究了氧负离子自由基与苯分子的反应。
Based on the established relationship between the atomic potential and the macroscopic continuum strain energy density, analytical expressions for the tangent modulus tensors are derived.
利用原子间相互作用势以及能量等效原理，得到了基于广义连续介质模型的单壁碳纳米管的本构关系。
CASTEP is a software package which USES density functional theory to provide a good atomic-level description of all manner of materials and molecules.
CASTEP是使用密度的一个软件包裹提供对各种各样的材料和分子的好原子水平的描述的功能的理论。
The equation of three step photoionization for describing the field and the density matrix as well as the atomic population was derived.
推导了三步光电离的场方程组和原子布居的密度矩阵方程组。
We have found out the equation of density matrix evolution of the two-level atomic system in the classic electromagnetism field. The Law of coherence of the state is obtained.
求解了经典电磁场中二能级原子系统的密度矩阵演化方程，得到了系统状态的相干特性。
By the dual-energy ct method of nondestructive analysis, we can obtain the distribution images of both atomic number and electronic density or analysing petroleum core and distinguishing inclusions.
用该方法可得出检测样品的原子序分布图和电子密度分布图，用以分析油田岩芯以及区别其内含杂质。
The main parameter for diamond growth is the atomic hydrogen concentration, which is mainly influenced by the power density of the activation method.
原子态氢浓度是金刚石长大的主要参数，它主要受到活化方法的能量密度的影响。
The density measurement technology of foam material with low atomic number was established by low energy X-ray radioscopy .
采用低能X射线对低原子序数泡沫样品进行透射照相，以胶片作为记录介质，对材料密度进行测量。
When the atomic oxygen density in the mesosphere and lower thermosphere region is derived by means of photochemical model calculations from OH nightglow emissions, a retrieval uncertainty, I.
借助OH夜气辉辐射的光化学模式，由OH夜气辉辐射反演中间层-低热层区域的原子氧数密度时，输入参数的不确定性将导致反演得到的原子氧数密度具有不确定性。
It was shown that the ion density is higher and the electron temperature is lower in the vicinity of inductively coupled plasma sheath according to the ionic line and atomic line.
原子谱线和离子谱线特性分析表明，在鞘层附近区域感应耦合等离子体具有较高的离子密度和较低的电子温度。
It was shown that the ion density is higher and the electron temperature is lower in the vicinity of inductively coupled plasma sheath according to the ionic line and atomic line.
原子谱线和离子谱线特性分析表明，在鞘层附近区域感应耦合等离子体具有较高的离子密度和较低的电子温度。
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