The spin-lattice relaxation for a~ 14N NQR spin system is a dual exponential relax-ation.

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

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1D1H NMR，13c NMR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。

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。

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。

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

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。

Longer distance constraints are determined by site-directed spin labelling electron paramagnetic resonance, but current labelling strategies still constitute some limitation.

直接位点标记的旋转电子顺磁共振可以得到更长的距离约束数据，但是目前的标记策略仍然具有局限性。

The protective effects of metallothionein on membrane proteins against endothelin ── electron paramagnetic resonance spin labelling study

金属硫蛋白抗内皮素损伤膜蛋白的电子顺磁共振自旋标记研究

Studies on Synthesis of spin labelling medicine(ⅰ) synthesis of spin labelling derivatives of glycyrrhetic acid

自旋标记药物的合成研究（Ⅰ）甘草次酸自旋标记衍生物的合成

Spin Labelling Study on the Fluidity of Myocardial Cell Membranes During Cardiopulmonary Bypass

体外循环中心肌细胞膜流动性变化的自旋标记研究

Study on the Synthetic Method of Spin Labelling Anticancer Drug GP 7

自旋标记抗癌药物&GP－7合成方法的研究

Methods: Electron spin resonance ( ESR) and the new techniques of spin labeling and oxygen spin probe were used in the study.

方法：采用电子自旋共振（ESR）、氧自旋探针和自旋标记等技术方法测定。

Using electron spin resonance technique combined with spin labeling method, membrane fluidity changes of neurons of cerebral cortex of mice under different concentra-tions of glutamic acid were investigated.

应用电子自旋共振技术（ESR），结合自旋标记方法研究了不同浓度谷氨酸对小鼠大脑皮质神经元膜流动性的影响。

The purpose of this research is to construct the method of studying protein conformations with application of site-directed spin labeling electron paramagnetic resonance spectroscopy and to get the information of the mobility and structure changes during function of CRD.

本实验研究目的：建立采用位置定向自旋标记-电子顺磁共振（SDSL-EPR）技术研究蛋白质结构的方法，获得LSECtin的CRD的构象运动性的信息。

The preliminary results of imaging of biological equivalent samples, such as large volume solution phantoms, suggested that the present ESRI system was capable of imaging biological samples in combination with spin labeling techniques.

对水溶液和固体模型样品进行ESR成像的结果表明：本系统可以开展较大体积生物样品的ESRI研究。

Objective To implement an arterial spin labeling ( ASL) technique that is feasible in routine examinations and to evaluate the clinical application of the method for imaging blood flow in cerebral ischemia.

目的评价动脉自旋标记技术（ASL）在慢性脑缺血灌注分析中的临床应用价值。

Site-directed spin labeling ( SDSL) combined with electron paramagnetic resonance ( EPR) spectroscopy is a powerful tool for detecting structure of proteins.

位置定向的自旋标记（SDSL）技术结合电子顺磁共振（EPR）波谱技术成为检测蛋白质结构的有力工具。

MR angiography and arterial spin labeling proton in assessing correlation between transient ischemic attack and intracranial artery perfusion abnormalities

MR血管成像与动脉质子自旋标记探讨脑血流异常与短暂性脑缺血发作的关系

Brain perfusion imaging using arterial spin labeling

ASL脑灌注成像的应用