English translation for "tunneling rate"
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- 隧洞掘进速率
Related Translations:
- Example Sentences:
| 1. | Tuning of the driving field thus provides a simple mechanism to localize or move spin polarization within an array of quantum dots by adjusting the tunnelling rate between adjacent dots
通过对外驱动场的调控达到控制相邻阱间隧穿的目的，可以成为电子自旋输运或局域化的理论基础。 | | 2. | We examin e the generation of bell state in bose - einstein condensates of two interacting species trapped in a double - well configuration analytically and the density of probability for finding the entangled bell state is given . we find that the oscillation amplitude of the probability of density for finding the entangled bell state becomes greater as the ratio of the interspecies interaction strength and the tunneling rate increases , moreover the self - interaction strength of the component a ( b ) has no effect on it . also we use the time - dependent su ( 2 ) gauge transformation to diagonalize the hamilton operator , obtain the berry phase and analytically the time - evolution operator
此外我们还研究了在双阱玻色-爱因斯坦凝聚中纠缠态的演化，研究发现随着组分间相互作用和随穿率的比值的增加系统演化到bell态的概率变大，而且组分自身内在的相互作用对形成bell态的几率没有影响；并且用含时su ( 2 )规范变换对角化哈密顿量得到了系统的berry位相和时间演化算符，并研究了量子随穿过程。 | | 3. | It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling . first , a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects . then , spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii . finally using the periodic instanton method we evaluate the transition amplitude , energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained
文章首先对磁性宏观量子效应的理论和实验方面作了简单介绍，然后借助于ulyanov和zaslavskii发展的一种等效势描述方法，把外磁场沿难磁化轴方向时的自旋隧穿约化成在等效双势阱中运动的粒子，利用瞬子方法给出基态能级劈裂，最后利用周期瞬子方法分别计算了隧穿幅、能级移动以及wkb前因子，从而给出由于热助量子隧穿引起的激发态的隧穿率。 |
- Similar Words：
- "tunneling mode" English translation, "tunneling operation" English translation, "tunneling plant" English translation, "tunneling probability" English translation, "tunneling quantum" English translation, "tunneling ray" English translation, "tunneling record" English translation, "tunneling shield" English translation, "tunneling spectroscopy" English translation, "tunneling speed" English translation
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