超精细结构

高硼钢中B与Fe作用的超精细结构研究

A study of hyperfine structure of B and Fe interaction in high-boron steel

利用三能级光谱技术研究~（235）U的高激发态超精细结构

Hyperfine structure of highly-lying levels of Uranium 235 using TLS method

用共线快离子束-激光光谱学研究NdⅡ能级的超精细结构

Hyperfine Structure of Nd ⅱ Using Collinear Fast-Ion-Beam-Laser Spectroscopy

~（139）LaⅠ超精细结构光谱测量

A new measurement on hyperfine structure of ~ ( 139 ) La I

Na原子3p~2P（3/2）态超精细结构的计算

Calculation of Atomic Na 3p ~ 2P_ ( 3 / 2 ) Hyperfine Structure

Hg绿谱线超精细结构分析及相互作用常数计算

The analyses of the Hg-green spectrum hyperfine structure and isotope shifts

观测到了自由基ESR谱的超精细结构。

Hyperfine structures of ESR spectrum of the free radical were observed .

HBr红外光谱的核四极超精细结构

Nuclear quadrupole hyperfine structure in HBr IR spectrum

由饱和吸收光谱观测到碘分子B←X电子跃迁11-5带R（127）和6-3带p（33）全部超精细结构分量。

The full hyperfine components of R ( 127 ) line in 11-5 band and P ( 33 ) line in 6-3 band of B ← X electronic transition of molecular iodine were observed by saturated absorp-tion spectroscopy .

由此，实验观察到127I2分子在532nm波段高信噪比的超精细结构光谱。

The hyperfine spectrum of molecular 127I_2 with high signal to noise ratio was observed at 532 nm .

本文详细讨论了一种在空间直接显示原子的超精细结构的方法，并观察到Na原子3~2P（1/2）态的两个超精细能级结构。

In this paper , a detail description of a new method which could directly display the atomic hyperfine structures ( hfs ) in space is given and the observation of the two hfs of the 32P1 / 2 state of Na is reported .

比较了Hg的546.1nm绿谱线Zeeman效应相对强度的理论计算和实验值，分析了Hg同位素位移及超精细结构对Hg的Zeeman效应相对强度的影响。

For the 546.1 nm Hg-green spectra , the theoretical calculation of relative intensity of the Zeeman effect is compared with the experimental results . And the influence of the Hg isotope shifts and hyperfine structure on relative intensity of the Zeeman effect is analyzed .

M？ssbauer谱研究结果表明，辐照使永磁合金的超精细结构发生了改变，辐照后超精细磁场降低。

The diffusion of Fe atoms was dominant . M ? ssbauer spectrum study showed that the hyperfine structure of permanent magnets changed after irradiation , and the hyperfine magnetic field decreased .

这种自由基EPR谱特征的超精细结构是由一组两个等性的氮核、三组等性的质子所贡献。谱的超精细特征和谱线分裂的数目主要取决于氨基酸的结构。

The hyperfine structure and splitting line numbers of EPR spectra of the free radical products depended mainly upon the structure of amino compounds , and could be assigned to the contributions of one set with two equivalent nitrogens and of three sets of equivalent protons .

结果表明：由于超精细结构能级激励拉比频率很难满足匹配条件，该方案很难用于宽带激光激励电离LRIMS同位素分析中。

The results show that this scheme is infeasible for isotopic analysis utilizing broad-band lasers by LRIMS because the Rabi frequency between transition levels can not match well in the presence of hyperfine structures .

硅及硅化钽超精细结构的刻蚀

Reactive Ion Etching of Silicon and Tantalum Silicide for Submicron Structures

铍原子的能级和超精细结构的研究

Energy and Hyperfine Structure Studies of Excited State for Beryllium

荧光法测定镧原子高激发态的超精细结构

Hyperfine Structure Measurements on High-Lying Levels of Lanthanum by Laser Fluorescence Spectroscopy

原子光谱中同位素位移和超精细结构分裂

Isotope shifts and hyperfine structure splitting of atomic spectra

用荧光法在空心阴极灯中测定镨原子的超精细结构谱

Measurement of Pri hyperfine structure spectra by fluorescence in hollow cathode discharge lamp

激光诱导荧光法测量钕能级的同位素位移及超精细结构

Hyperfine structure and isotope shift measurements on neodymium levels by laser-induced fluorescence spectroscopy

原子能级的精细结构与超精细结构实验设计研究

Measurement of Experiment Design of Fine Structure and Hyperfine Structure of Atomic Energy Level

利用激光感生荧光直接显示原子能级超精细结构的新方法

A new method for directly displaying h. f. s. of atoms by laser-induced fluorescence

超精细结构对激光与二能级原子相互作用的影响

Coherent dynamics of a single two-level atom in laser field : hyperfine structure case

多体微扰论有效算符方法应用于超精细结构的计算。

The effective-operator form of many-body theory is applied to the calculation of hyperfine structure .

原子核的影响引起超精细结构。

Nuclear effects produce hyperfine structure .

窄带激光与能级具有超精细结构的二能级原子的相干激发

The coherent excitation property of a two-level atom with a hyperfine structure in narrow band laser field

用633毫微米激光饱和吸收光谱研究~（127）I2谱线的超精细结构

Investigation on hyperfine structure of ~ ( 127 ) I_2 by saturated absorption spectroscopy at 633 nm

从高信噪比的超精细结构谱线预计，有望实现更高精度的连续激光频率锁定。

The fairly good S / N ratio promises high precision of optical frequency stabilization of the laser .

Nd：YVO4/KTP环形倍频激光器三次谐波稳频碘吸收谱线超精细结构的研究

Studies on the Hyperfine Structures of I_2 Absorption Line with Third Harmonic Frequency Stabilization in Nd : YVO_4-KTP Ring Laser