The analytical calculation of the fine structure for n_1sn_2p configuration of helium-like atoms;
氦原子(n_1sn_2p)组态精细结构的解析计算
Relativistic energy,fine structure and wavelength of the low-lying excited state 1s~22p~2~3P~e for a beryllium-like system;
类铍离子激发态1s~22p~2~3P~e的能量、精细结构和跃迁波长的计算
The fine structures of the energy levels for the low- lying excited states of lithium-like atom;
锂原子低激发态能量的精细结构
Besides the main lobe structure, our numerical calculations reproduce the fine structures in the angular distribution of ATI peaks observed by Nandor et al.
由于自发辐射的影响 ,电子的角分布具有精细结构 ,成功地解释了Nandor等人的实验观测。
The observational characteristics of the solar fast fine structures and their qualitative mechanism are presented.
主要对 1 557个单个Spike的时间和频率分布作了统计分析 ,着重指出太阳快速精细结构的观测特征并定性地指出其产生机制。
There are two leading fine structures of microwave solar bursts.
微波Ⅲ型爆发和微波尖峰辐射是太阳微波爆发中两个主要的精细结构，由于微波段比长波段的情况更复杂，单从形态上很难区分。
In order to reduce quench deformed of car gear, a new kind of microdistortion gear steel is developed and its fine microstructure is discussed by SEM.
结果表明,新型微变形齿轮钢在空冷条件下即可获得具有精细结构的无碳化物贝氏体铁素体束状组织,贝氏体铁素体片条、亚片条及亚单元被残留奥氏体膜包围,这种组织使微变形齿轮钢具有良好的强度和韧性,尤其冲击韧性显著提高。
Identification and utilization of fine structure are required in high water-bearing phase of oilfield development using the high-solution seismic technology.
精细构造研究是随着高分辨率开发地震技术和油田的深度开采而产生的。
The results of the fine structure research show that, Niu12 fault block is a strip fault block stretching in east west orientation, and it is kept out by faults on the north, south and west.
精细构造研究是油藏描述的重要组成内容 ,它主要是利用多种手段和方法重新认识和建立油藏的三维构造形态和特征 。
Ratios for branching into the fine-structure levels of the Cs 6P multiplet, as a consequence of an optical collision with N2 and He atoms are reported.
研究了Cs(62P)多重态分别与N2、He的光学碰撞中的精细结构分支比,定义分支比为|(D1)/|(D2),|(D1)、|(D2)分别为Cs的D1和D2线的荧光强度。
Based on the tensor expression of the fine-structure Hamiltonian for many-electron atoms,and with the help of the irreducible tensor theory,an analytical method of calculating the fine-structure energy of fluorine-like atoms in the ground state has been established.
以多电子原子精细结构哈密顿的球张量形式为基础,借助不可约张量理论,建立了类氟离子基态精细结构能量的解析表达式。
Based on the tensor expression of the fine-structure Hamiltonian for many-electron atoms,and with the help of irreducible tensor theory,a general analytical theory of calculating the fine structure energy(including spin-orbit interaction,spin-other-orbit interaction and the spin-spin interaction) of many-electron atoms has been established explicitly.
以多电子原子精细结构哈密顿的球张量形式和不可约张量理论为基础,建立了计算多电子原子精细结构(包括自旋-轨道相互作用、自旋-其它轨道相互作用和自旋-自旋相互作用)能量的一般性解析理论形式,应用所建立的理论对类碳体系( Z=6 ～8)基态的精细结构能量进行了具体计算,计算结果与实验数据符合得较好。
Sommerfeld fine-structure constant
索末菲精细结构常数
fine featured resist
精细结构光刻用抗蚀剂
Theoretical Study on Atomic (Ionic) Fine and Hyperfine Structure;
原子（离子）的精细与超精细结构的理论研究
Measurement of Experiment Design of Fine Structure and Hyperfine Structure of Atomic Energy Level;
原子能级的精细结构与超精细结构实验设计研究
Looking at small details we find that the corona has a delicate structure.
仔细研究细节后，我们发现日冕有精细结构。
extended x ray absorption fine structure
扩展x射线吸收精细结构
International XAFS Society (IXS)
国际X射线吸收精细结构学会
Nuclear effects produce hyperfine structure.
原子核的影响引起超精细结构。
Study on Microstructures and Fine Structures of the Carbon/Carbon Composites;
C/C复合材料的显微和精细结构研究
Fine Structures of Energy Levels of DX Centers in AlGaAs:Sn Alloy Semiconductors;
AlGaAs:Sn混晶中DX中心能级的精细结构
Measurement of Fine Structure Branching Ratios for Rb-He Optical Collisions;
Rb-He光学碰撞精细结构分支比的测量
The Physical Significance and Theoretical Calculation of the Fine-structure Constant;
精细结构常数的物理意义和理论计算
Measurement of the ultra - fine structure of He - Ne laser;
He-Ne激光波长超精细结构的测量
Calculation of Atomic Na 3p~2P_(3/2) Hyperfine Structure
Na原子3p~2P_(3/2)态超精细结构的计算
Observation of effect of SMF on cellular membrane subtle structure by AFM
AFM观察稳恒磁场对细胞表面精细结构的影响
Fine structure in coarse grain region of fine grained titanium alloy
细晶粒钛合金焊接接头粗晶区的精细结构
Theoretical Study on the Fine and Hyperfine Structures and Spectra of Atoms (Ions);
原子（离子）的精细与超精细结构及光谱的理论研究
Theoretical Study of Molecular Structure and Hyperfine Structure of Radical Ions;
自由基离子的分子结构和超精细结构的理论研究