研究了在锯齿型周期势场中运动的布朗粒子的平均输运行为。
The average feature of the transport for a Brownian particle moving in a ratchet periodic potential is studied.
推导一维周期势中在关联加性和乘性白噪声驱动下运动粒子迁移率公式。
We derive a formula of mobility about particles driven by correlated white noises in certain case.
应用特征矩阵方法计算周期势垒的反射系数，所得结论与文献结果一致，但计算方法较为简单，并且便于计算机处。
In this paper, the reflexed coefficient of potential barrier of period is calculated by the method of character matrix.
提出一种稳定和精确的坐标变换和闭合积分方法，用以求解描述周期势场中布朗粒子作定向运动的乘性朗之万方程。
A stable and accurate integral closed algorithm is presented, which is used to solve multiplicative Langevin equation describing the directed motion of a particle in a periodic potential.
将安排列车运行线的问题看作周期事件安排问题，并借助周期约束图及周期势差模型，可以建立周期运行图网络模型。
Considering arranging train paths as arranging a periodic event, in virtue of the periodic constraint graph and the periodic tension model, the periodic train diagram network model is established.
在实际运动中，马达不断进行着自身构象变化并催化AT P水解，微管产生的势场也不仅仅是一个简单的周期势函数。
In kinesin's actual movement, it continuously changes its conformation to catalyze ATP's hydrolysis. The role of microtubule is not a simple periodic potential.
其评价指标主要为场地土类型及场地类别、场地液化势和场地地脉动卓越周期。
The evaluation parameters mainly include soil type of the site, category of the site, liquefying power of the site, and remarkable cycle of site pulsation.
利用周期轨道理论，我们计算了在不同情况下，一个粒子在二维谐振子势中存在和不存在磁通量时的量子能级密度。
Using the periodic orbit theory, we computed the quantum level density of a particle in the two-dimensional harmonic oscillator potential with and without the magnetic flux line for different cases.
本文利用铁电晶体自发极化产生的强大周期性表面势，首次提出新的自由电子激光原理。
A new principle for free electron lasers is proposed for the first time by using very strong surface periodic potential caused by the spontaneous polarization of ferroelectric single crystals.
利用正弦平方势，把粒子运动方程化为具有运动阻尼和周期调制的摆方程。
The equation of motion of particles has been reduced to the pendulum equation with a damping term and a forced term by using the sine_squared potential.
利用正弦平方势，把粒子运动方程化为具有运动阻尼和周期调制的摆方程。
The equation of motion of particles has been reduced to the pendulum equation with a damping term and a forced term by using the sine_squared potential.
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