Spin Hall Effect and Spin Current in a Mesoscopic System with Spin-Orbit Coupling;
自旋-轨道耦合是电子的自旋磁矩和由轨道运动产生的磁场之间的相互作用。
The coherent spin oscillations in the dot provide a source for generating spin current.
研究结果表明，量子点中的相干自旋振荡可以导致自旋电流的产生。
This is an important property in the spintronics, because what makes spin devices work is spin current.
这在自旋电子学中是一个重要的性质，因为使自旋电子学器件工作的就是自旋电流。
We study the spin Hall conductivity and tunneling spin current in the bilayer two-dimensional electron gas.
我们研究了双层二维电子气中的自旋霍尔电导率以及隧穿自旋流。
Based on this picture, we derive the classical analogy of the covariant continuity equation which the spin current obeys.
基于此图像，我们给出了自旋流满足的协变形式连续性方程的经典对应。
The conventional definition of spin current is incomplete and unphysical in describing spin transport in systems with spin-orbit coupling.
通常的自旋流定义在描述自旋-轨道耦合系统中的自旋输运是不完整的与非物理的。
In the normal region, the incontrovertible definition is used to calculate the persistent spin current, and the calculation formula is also discretized.
在正常区域，用没有争议的定义来计算持续的自旋流，将计算持续自旋流的公式也进行离散化。
In the last part, we analyze the influence of spin flip on the spin current through the system, discovering that the spin flip could enhance the spin current.
在文章的最后部分分析了自旋翻转对系统抽运电流的影响，得出自旋翻转可以明显得增大抽运电流。
Numerical results show that the resonance peaks of spin current split and the pure spin current disappears due to the magnetic field destroying the degeneration of electron spin in quantum dot.
结果表明，外加磁场破坏量子点能级的自旋简并，使得电荷流和自旋流的共振峰劈裂开，得不到纯自旋流。
What's more, current rate of spin is not a terribly good measure without knowing the original spin rate too.
另外，在不知道初始自传速度的情况下，目前的自传速度并不是一个非常要的测算方法。
The challenge, however, is extracting the spins to form a spin-polarized current and injecting them into a circuit without the polarization degrading along the way.
唯一的挑战是，如何提取自旋来形成一个自旋极化的电流，然后注入到电路中并保持极化在沿途不发生退化。
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 present paper investigates the conceptual root of the current incorrect mechanical interpretation of the spin in continuum and gives the correct one.
本文探讨至今对连续介质自旋的力学意义的误解的根源并给出正确的解释。
The present paper investigates the conceptual root of the current incorrect mechanical interpretation of the spin in continuum and gives the correct one.
本文探讨至今对连续介质自旋的力学意义的误解的根源并给出正确的解释。
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