势垒

To be able to observe this phenomena, a wider potential barrier is preferable.

这种现象在势垒增宽的情况下会更加明显。

Firstly, the relation between local potential barrier images of STM and properties of the surface is studied.

首先，本文研究了STM局域势垒与样品表面性态的关系。

It shows a more accurate description than the linear expression of the potential barrier height.

这是一种比势垒高度Φc线性表达更详细准确的描述。

Electrons from the metal will have to surmount the potential barrier to enter the semiconductor.

金属中的电子必须克服这个势垒层才能进入半导体。

Only when the supplied energy meets the required energy value of certain set of potential barrier, can the corresponding reconstruction of this set be formed.

只有当供给的能量满足某套势垒所需能量值时，才能形成相应的该套重构结构。

By exploring the potential energy surface of C7H8OH+,that the formation of C7H8OH+ is a reaction process without potential barrier is concluded.

对C7H8OH+离子势能面的研究得到，C7H8OH+离子的形成是一个无势垒的反应过程。

On the basis of Landau-Lifshitz-Gilbert equation and Fokker-Planck equation,through analyzing the current induced magnetic switching and potential change,a new model to explain the potential barrier reducing is proposed.

在对称系综模型的Landau-Lifshitz-Gilbert和Fokker-Planck方程的基础上，分析了电流驱动磁动力学开关过程和电流引起磁势能的变化，提出一个新的电流感应磁势垒降低模型。

This dissertation includes two aspects of work: the first is about the potential barrier and the dynamical mechanism of heavy-ion fusion reactions, and the second is about the strongly damped reactions of very heavy nuclei.

本论文基于改进的量子分子动力学模型研究了以下两个方面的工作：第一方面，对重离子熔合势垒和熔合反应动力学机制进行了研究。

At a fixed forward voltage, the current is an exponential function of reciprocal temperature,from which the effective barrier height was determined to be 0.784 eV and 0.531eV for the C70/n-GaAs and C70/p-GaAs contacts, respectively.

电学测量表明两种接触均是强整流结，在偏压为±1V时，它们的整流比分别大于106和104，以及在固定正向偏压下，它们的电流都是温度倒数的指数函数，从中确定了它们的有效势垒高度分别为0.784eV和0.531eV。

A modified dislocation atmosphere model was suggested in which thesolute atoms are assumed to be dragged along between two potential valleys dur-ing the to and fro sidewise motion of a ink under the action of the appliedalternating stress.

提出了一种改进了的位错气团模型，认为当位错弯结在外加交变应力作用下作往复沿边运动的过程中，溶质原子被拖着在两个势垒之间来回移动。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。