The isotope shifts, hyperfine structure, spontaneous emission branch ratio of the first excited level and Doppler width of the atom vapor beam were measured using laser induced fluorescence.
采用原子蒸气束激光诱导荧光法测量钆原子的第一激发态的同位素位移及超精细结构、原子跃迁自发辐射的分支比和原子蒸气束的多普勒宽度。
And the influence of the Hg isotope shifts and hyperfine structure on relative intensity of the Zeeman effect is analyzed.
1 nm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。
The isotope shifts between all seven stable isotopes ()~(142～146,148,150)Nd~+ and hyperfine structure spectra of()~(143,145)Nd()~+are measured by using collinear fast-ion-beam laser spectroscopy.
利用共线快离子束-激光光谱学方法测量了钕离子所有7个稳定同位素(A=142～146,148,150)之间的同位素位移和两个奇同位素(A=143,145)的超精细结构分裂。
In atomic spectroscopy, the subject of isotope shifts is one of the few problems that links atomic and nuclear physics.
原子光谱中 ,同位素位移是少数几个能够将原子物理学和原子核物理学这两个不同的物理学分支联系起来的课题之一 。
The analytical equation of rotational level of molecule H\-2O\+ x(x =16,17,18) is devived at bending vibration state from the Schrdinger equation,and at the same time the isotopic shift of rotational level of its ground state and excitation state are studied.
从Schr dinger方程出发 ,导出H2 Ox(x=16,17,18)分子在弯曲振动态 (0v2 0 )下转动能级的解析表达式 ,并对其基态 (0 0 0 )和激发态 (0v2 0 )转动能级的同位素位移进行研
A high-resolution isotope shift measurement of lithium isotopes in a suitable transition, combined with an accurate theoretical evaluation of the mass-shift contribution in the corresponding transition, can be used to determine the root-mean-square nuclear charge radii of these isotopes.
选择锂的合适跃迁 ,利用激光光谱技术高精度测量该跃迁的同位素移位 ,并扣除精确理论计算的质量移位贡献值 ,可以用来确定有关同位素的核电荷均方根半径 。
Absolute frequency and isotope shift measurements of the cooling transition in singly ionized Indium;
铟离子冷却用跃迁频率与同位素移动的精密测量
Calculation of Hyperfine Structure and Isotope Shifts on Alkali-like Systems;
类碱元素的超精细结构与同位素位移的计算
Isotopic Shift of Rotational Level Bending Vibration State of Molecule H_2O~x(x=16,17,18);
H_2O~x(x=16,17,18)弯曲振动态转动能级的同位素位移
ion mobility isotope separation
离子迁移同位素分离
isotope shift of molecular spectrum
分子光谱同位素移动
Analysis of Influence Factors on Different Metastasis Sites of Breast Cancer
乳腺癌不同转移部位的影响因素分析
Changes of nuclear mass and nuclear size cause isotope shifts.
原子核质量和大小的不同引起同位素移动。
radioisotope localization of placenta
放射性同位素胎盘定位
radioisotope positioner
放射性同位素定位器
Various patterns of hydrocarbon migration would result in different fractionation effects of methane carbon isotopes.
不同的烃类运移方式产生了不同的甲烷碳同位素分馏效应。
of or relating to or having the relation of an isotope.
属于、关于同位素的，或有同位素关系的。
isotopically tagged
同位素示踪的, 同位素标记的
displacement law of radionuclide
放射性核素位移定律
self-shifting synchronizing clutch
自动移位同步离合器
inductosyn displacement transducer
感应同步式位移传感器
Application of Element and Lead Isotope Tracing to the Migration of Thallium in Soil from Yunfu Pyrite Mine;
云浮硫铁矿区土壤中铊迁移行为的元素—铅同位素示踪研究
Study on Soil Moisture Movements and Features of Hydrogen and Oxygen Isotopes in Groundwater in Luanjing Irrigation Area, Inner Mongolia;
内蒙孪井灌区土壤水分运移及地下水氢氧稳定同位素特征研究
Decoupling of Re and Os and migration model of ~(187)Os in coarse-grained molybdenite
大颗粒辉钼矿Re-Os同位素失耦现象及~(187)Os迁移模式研究
Characteristics of Soil Water Movement Using Stable Isotopes in Red Soil Hilly Region of Northwest Hunan
湘西北红壤丘陵区土壤水运移的稳定性同位素特征