计算结果表明,发射区载流子寿命的变化几乎不影响注入到基区的电子电流,但却成反比例地影响基区空穴电流。
The calculated results show that the electron current injected into the base region is not affected, but an increase of the base hole current is increased with the lifetime reduction.
其中,第一个晶粒间界能够最有效地减少注入饱和少数载流子电流。
The injecting saturate minority carrier current may be reduced the most effectively by the first grain boundary.
本文提出了一种新的多晶硅发射区少数载流子注入理论。
A new theory about minority carrier injection into polysilicon emitter has been proposed in this paper.
小阱宽的量子阱虽然光学限制因子和载流子注入比例都较小,但由于其价带耦合小于宽量子阱,从而具有高的模式增益,说明量子阱的能带结构对其光学特性有决定性的作用。
Although small QW has smaller optical confinement factor and smaller ratio of carriers injected into QW, it can provide higher mode gain because of its smaller mixing between valence bands.
在考虑载流子的空间电荷效应、扩散效应和注入电流脉宽情况下,推导了双漂移崩越二极管的渡越角表达式。
Taking the effects of space charge and carrier diffusion as well as injected current pulse width into account, an analytic expression of a transit angle of 8 mm Si DDR IMPATT diode is derived.
但已获专利的TMBS结构可消除到漂移区的少数载流子注入,从而最大程度地减少存储的电荷,以及提高转换速度。
The patented TMBS structure, however, diminishes minority carrier injections to the drift region, minimizing stored charges and improving switching speed.
有机电致发光包括载流子的注入、载流子的迁移、激子的产生、光子的发射等过程。
The physical processes of electro-luminescence include injection, migration of carriers, creation of exciton and emission of photons.
基于全内反射原理和光生载流子注入效应,研究了一种Y分叉全内反射型全光开关。
Based on the theory of total internal reflection (TIR) and injection effect of photo-induced carriers, a Y-branching TIR all-optical switch is fabricated.
本文通过衬底热载流子注入技术,研究了热载流子增强的超薄栅氧化层TDDB效应。
Hot-carrier enhanced TDDB effect of ultra-thin gate oxide is investigated by using substrate hot-carrier injection technique.
用单载流子器件模拟表明ITO经高频放电处理后降低了器件界面的空穴注入势垒。
Analogy of hole injection barrier indicates that the interface barrier of ITO is lowered after being treated with the high frequency discharge method using hole-only devices.
光照时电导率增加,光注入后因光生载流子对缺陷态的填充使费米能级上移,从而使激活能减小;
Their Fermi levels moved upward as the defect states were filled by light generated carriers. As a result, their activation energies decreased.
由于有机el属于电注入发光,因而电极材料在EL器件的载流子注入中起着重要作用,但这往往被人们所忽略。
Organic el belongs to a electric injection luminescence, and electrode materials should play very important role in carrier injection of el devices, which was, however, neglected sometimes.
由于有机el属于电注入发光,因而电极材料在EL器件的载流子注入中起着重要作用,但这往往被人们所忽略。
Organic el belongs to a electric injection luminescence, and electrode materials should play very important role in carrier injection of el devices, which was, however, neglected sometimes.
应用推荐