By measuring 1H and 13 C NMR signals and 1H spin lattice relaxation time T 1, we have studied the complexes formed between fluoroquinolone antimicrobials and metal ions Cr 3+, Mn 2+ and Fe 3+. 通过1D1HNMR,13cNMR和1H自旋晶格弛豫时间T1对氟喹诺酮类抗菌药物与过渡金属离子Cr3+,Mn2+和Fe3+形成配合物的位置进行了研究,合成了固体配合物,对其进行了元素分析。
It was found that chemical shifts, half height width of the spectral lines and spin lattice relaxation times are closely related to the degree of desorption of gasoline, adsorption capacity and the amount of surface acid groups of the charcoal respectively. 发现质子化学位移值与汽油解吸度,谱线半高宽与活性炭对汽油的饱和吸附容量,自旋晶格弛豫时间与活性炭表面酸性基团总量分别有紧密的联系。
At the same time, we obtained that the energy of twins grain boundary ( without lattice relaxation) equals a half of the single intrinsic stacking fault energy. 同时得出在不考虑晶格松弛的前提下,金属的孪晶晶界能为单个内禀层错能的一半。
The spin lattice relaxation time values ( T_1) of different types of carbons in the methylated humic acids from four soruces are estimated with PRFT method. 采用PRFT法估测了四种甲基化腐植酸中各类碳的纵向弛豫时间T1值的范围。
The Studies of NQR Spin Lattice Relaxation of Cu in Y Ba_2Cu_3O_7 YBa2Cu3O7中Cu的NQR自旋晶格弛豫研究
More recent researches point to the importance of non-radiative transitions caused by lattice relaxation, whereby the energy balance is maintained by the emission or absorption of phonons ( multiphonon non-radiative transitions). 晶格弛豫又可以在不同电子态之间引起无辐射跃迁,其中的能量变化完全由多声子的发射或吸收来补偿(多声子无辐射跃迁)。
Lattice relaxation and theory of multiphonon transitions 晶格弛豫和多声子跃迁理论
A bipolaron microscopic model is proposed in this paper to interpret theoretically the Raman scattering data in cis-polyacetylene on the basis of lattice relaxation theory. 本文建议以双极化子微观模型,根据多声子晶格弛豫理论解释顺式聚乙炔的喇曼谱。
The spin lattice relaxation times of Cr3+ in ruby have been measured for several different concentrations. It is concluded that T1 of various transitions are nearly the same, but become shorter apparently with increasing Cr3+ concentration. 测定了红宝石Cr~(3+)离子的弛豫时间,肯定在77°K时各种跃迁的T1大致相等,但浓度增高时T1降低。
The lattice relaxation's effect in calculation of stacking fault energy are different follow metal. 不同的金属其晶格弛豫对层错能的影响不同。
Recent solid state investigations increasingly emphasize that lattice relaxation represents a basic feature of localized electronic states and is responsible for many important effects. 近年的发展日益证明,固体中的局域电子态所导致的晶格弛豫(晶格原子位置移动)是局域电子态的一项基本特征,能够引起许多重要的效应。
The machenism of spin lattice relaxation was mainly due to the magnetic dipole dipole interaction. 磁化矢量的增长服从单指数规律,自旋晶格弛豫主要由于磁偶极相互作用。
Study on the lattice relaxation caused by lead vacancy in PbWO_4 crystal PbWO4晶体中铅空位周围晶格弛豫的研究
When the lattice mismatch is large ( for example MgO/ SrTiO_3 with lattice mismatch of 8%), the strain relaxation process can be explained by theory of coherent strained islands. 对于晶格失配较大的体系(如MgO/SrTiO3~8%),薄膜以岛状方式进行生长,应变释放过程可以由弹性应变岛的理论体系进行解释。
Moreover, we also deduced their correspondent values of lattice relaxation energy and optical ionization energy. 并求得它们对应的束缚能,晶格驰豫能和光离化能。
The investigation of~ ( 13) c spin-lattice relaxation of n-butyl aniline N-正丁基苯胺的~(13)C自旋晶格弛豫研究
The spin-lattice relaxation for a~ 14N NQR spin system is a dual exponential relax-ation.  ̄14N核四极共振自旋系统的自旋-晶格弛豫是一种双指数弛豫。
It was discovered that ( 1) the extra electron and hole injected by the applied electric field make the lattice relaxation, and bipolaron excitons are formed. 发现外电场注入的额外电子和空穴使电致发光高分子晶格弛豫,形成双极化子激子;
XRD analysis shows that the micro-stress which induced lattice distortion does not play a decisive role in the whole relaxation process, but the macroscopic internal stress in the springs plays an important role. 引起点阵畸变的微应力在整个松弛过程中都不起决定性作用,而是组织内的宏观内应力起作用。
The reason for variation of the particle size with the dosages of N2H4 · H2O was discussed in detail. The variation for lattice parameter was attributed to both lattice relaxation and valence effect of Ce ions. 详细讨论了晶粒尺寸随水合肼剂量发生改变的原因,而晶格常数的改变源于晶格弛豫和铈离子化合价效应。
When the thicknesses of all components are increased synchronously in the measurable range, the stress in horizontal direction will be released and the lattice strain will be relaxed until the superlattice is in complete relaxation state. 当超晶格组元层厚度在小范围内同步增大时,伴随组元层厚度的增加,水平应力释放,使晶格应变得到弛豫,直到完全弛豫状态。