布朗马达

三种典型布朗马达的定向输运与非平衡态热力学分析

The Directed Transport and Nonequilibrium Thermodynamic Analysis of Three Typical Brownian Motors

双头布朗马达定向运动的物理模型

A Physical Model for Two-headed Brownian Motors

双源噪声驱动下布朗马达定向输运的分析

The direct transportable analyzing of Brownian Motor driven by double-noise soures

δ-函数关联噪声驱动下布朗马达的定态几率流

The Steady Probability Current of Brownian Motor Driven by δ - correlation Noises

噪声闪烁驱动的布朗马达

Brownian Motor Driven by Flashing Noise

分子马达与布朗马达

Molecular motors and Brownian motors

相关的分子机器，例如布朗马达、分子泵以及分子通道等概念便出现了。

Related molecular machines , such as the concept of Brownian motors , molecule pumps and molecule channel occurs .

提出了布朗马达的非均匀高斯跃迁理论，用布朗粒子在多态之间的跃迁模型描述分子马达的定向运动。

A nonuniform ratchet model with Gauss-transition rates is proposed to discuss the directional motion of Brownian particles in an asymmetrical periodic potential .

在第二个模型中，布朗马达的不对称周期性势场的温度随时振荡，振荡的时间结构影响粒子定向输运，所得结果表明方形波的振荡结构并不总是最利于粒子的定向输运。

In the second model , the temperature of periodic potential is periodically oscillating and the time structure of oscillation will affect the directed transport of Brownian particles .

综述了有关分子马达，主要是肌球蛋白马达和动蛋白马达的实验研究进展情况，并对理论模型，特别是近年来广为流行的布朗马达模型作了介绍和评论。

Experimental studies on molecular motors , in particular myosin and kinesin motors are reviewed . Theoretical models , such as the Brownian motor models are described and evaluated .

第一章对布朗马达的发展概况及研究意义作了简要的介绍，在第一章中，还简单的阐述了几率流的研究意义和研究现状。

In chapter one , the development and the study significance of the Brownian motor are briefly introduced . In addition , the study significance of probability current and its status are roughly expounded .

当系统完全处于热涨落的环境中时，布朗马达成为最基本的热机工作模型，它可以整合环境的热涨落，输出有用功。

When the system is completely in the environment of thermal fluctuations , the Brownian motor becomes the most basic heat engine model . The Brownian motor can integrate thermal fluctuations and do useful work .

布朗马达作为一种纳米级的微小机器，具有空间不对称结构，布朗粒子的传输受到外力、化学势差或温差等非平衡过程驱动。

Brownian motor is a nanometer scale machine and an asymmetric structure in space . The transport of Brownian particles is driven by some non-equilibrium processes , such as external load force , chemical potential difference , temperature difference , et al .

本文研究了两种类型的热驱动布朗马达，分别是空间周期的锯齿势垒和周期性晶格势构成的布朗热机。

In this thesis , the two kind of the Brownian motors driven by temperature difference are studied . The heat engine model can be constructed by a spatial period temperature field and sawtooth potential as well as in the one-dimensional lattice .