spin relaxation time

The electron spin injection and relaxation in AlGaAs/ GaAs multi quantum well ( MQW) are studied with femtosecond saturation absorption measurements. A electron spin relaxation time of 80 ± 10ps is deduced.

采用飞秒脉冲的饱和吸收光谱方法研究了GaAs AlGaAs多量子阱中电子自旋的注入和弛豫特性，测得电子自旋极化弛豫时间为80±10ps。

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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。

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Further, we explicitly discuss the temperature and density dependences of the hole spin relaxation time.

进一步，我们仔细讨论了不同温度、浓度下的空穴自旋弛豫时间。

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Many temperature sensitive MR parameters, such as spin-lattice relaxation time T1, water diffusion coefficient D and water proton resonance frequency ( PRF), can be exploited for MR temperature mapping.

磁共振温度成像可基于多种温度敏感的磁共振参数，如自旋-晶格驰豫时间T1、扩散系数D和水质子自旋频率（PRF）。

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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。

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Due to the weak spin-orbital coupling and hyperfine interaction, the carriers in organic materials have a relative long spin relaxation time, so it is a good candidate for spin injection and transport.

有机材料具有较弱的自旋-轨道耦合作用和超精细相互作用，载流子的自旋弛豫时间比较长，因而是理想的实现自旋极化注入候选材料。

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It is well known that the spin-orbit coupling and hyperfine interaction in organic materials are very weak. So the spin relaxation time in organic materials is relative long.

有机材料由于具有较弱的自旋轨道耦合以及超精细相互作用，因此相对于普通无机半导体具有较长的自旋弛豫时间。

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As the water is determined in dough, the spin-spin relaxation time of dough increased with sucrose content increased.

当水分含量一定时，面团的自旋-自旋弛豫时间随蔗糖含量的增加而增加。

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In the p-type case, we also predict rich nonmonotonic features in the temperature and density dependences of the hole spin relaxation time, which result from the variation of the hole-impurity and hole-phonon scattering strength.

在p型材料的研究中，我们也预言了空穴自旋弛豫时间丰富的非单调温度、浓度依赖关系。

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Methods Using the basic MRI parameters such as spin density ρ, relaxation time T2 and T1, and the common clinic SE sequences and LR fitting method, quantitative maps were obtained, and the feasibility of pathway was described.

方法利用最基本的磁共振参数，自旋密度ρ、弛豫时间T1、T2以及临床自旋回波序列、线性回归拟合方法得到定量maps，以探索所执行的路线。

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The Measurement of Nuclear Spin-lattice Relaxation Time T_1 Using Driven Recovery Method

用强迫恢复法测量原子核自旋晶格弛豫时间T1

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The spin-spin relaxation time ( T 2) is used to study the proton relaxation behavior in crosslinked ( polyacrylamide-acrylic acid) ( P ( AAM-AAc)) network and linear polystyrene ( PS) solution.

用自旋－自旋弛豫时间考察了线型聚苯乙烯溶液与溶胀交联聚丙烯酰胺－丙烯酸凝胶的质子弛豫行为。

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Analysis of axially symmetric molecular tumbling and methyl internal rotation rates of morphine by~ ( 13) c spin-lattice relaxation time t_1

用自旋-晶格弛豫时间T1研究吗啡的不对称旋转和甲基内旋转速度

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Whole body NMR spin-lattice relaxation time imaging using a saturation recovery method

饱和恢复法人体核磁共振自旋&晶格弛豫时间成象方法

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We find that the hole spin relaxation time can be extended by one order of magnitude as the temperature decreases.

我们发现随着温度降低，空穴的自旋弛豫时间可能延长一个量级以上。

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