像陡峭山坡上的雪崩一样,一束入射光的脉冲最初仅仅释放少数的电荷载子(charge carrier),这些电荷载子再轮流释放其他的载子,直到原始信号被放大很多次。
Analogous to a snow avalanche on a steep mountain slope, an incoming light pulse initially frees just a few charge carriers which in turn free others until the original signal is amplified many times.
Maxwell方程组是“非对称的”:电场有一个负电极子和一个正电极子,带着不同的电荷;但磁场却没有。
Maxwell's equations are "asymmetrical": electricity has an electron monopole and a proton monopole, each with opposite charge, but magnetism does not.
对太阳能电池而言更重要的是,吸收的阳光能否制造出电荷载子(chargecarrier)。
What's most important in a solar cell is whether that absorption leads to the creation of charge carriers.
该体系涉及轨道与电荷、自旋的耦合,电子与声子的相互作用,有序态与无序态的竞争。
The system involves the coupling between charge and spin, the interaction between electron and phonon, and the competition between order and disorder state.
外拖冲击电压的极性与绝缘子表面电荷极性是否相同会影响绝缘子的电晕起始时刻、由流注向先导的转变时间间隔和流注电晕电流。
The polarity of impulse voltage and the polarity of insulator surface electric charge can affect the corona initial time of insulator, the change time - interval and the corona current.
为了尽量减小这种效应产生的电流,重要之点在于消除绝缘子上的机械应力并使用压电效应和储存电荷效应最小的绝缘材料。
To minimize the current due to this effect, it's important to remove mechanical stresses from the insulator and use insulating materials with minimal piezoelectric and stored charge effects.
夸克不仅带有重子数、电荷,而且也带有轻子荷。
The quarks have not only baryon number and charge but also lepton charge.
集中在小区域的电荷体系所产生的电势,可表为一组位于原点的多极子电势的迭加。
The arbitrary charge edifice concentrate in a small region is expressed as the repeated addition of multiple molecules all levels.
本文分别建立了玻色子和费米子两种情况的SU_3电荷、超荷相干态。同时提出了带电费米子相干态。
We propose a SU_3 charged, hypercharged Coherent state for bosons and fermions, and a coherent state for charged fermions is also constructed.
应用量子理论研究了磁单极子的存在,从而得到电荷量子化这一重要特性。
Using quantion theory, this paper researches existence of magnetic monopole, and further, obtains the important characteristics about quantization of electric charge.
基于参数化的完全穿衣服的夸克传播子,利用量子色动力学(QCD)研究了核子的磁矩和电荷半径平方的平均值与夸克动量的依赖关系。
Based on the parameterized fully dressed quark propagator, we study the momentum dependence of the nucleon static properties and mean squared radius of nucleon in QCD.
利用强子-强子碰撞的模型PYTHIA以及核-核碰撞的模型RQMD比较了各种电荷起伏测量量的快度依赖性,结果发现,这些测量量对快度的依赖性依赖于模型。
The dependencies of all suggested measures for charge fluctuation on the size of rapidity window are compared by using the hadronic and nuclear collision models—PYTHIA and RQMD.
光子作为电场的介质时,称为光极子。这时,光子具有正、负电荷的极性。
When the photon ACTS as the medium of electric field, it is called photonic polaron. In this case, the photon is polarized as positive and negative electric charge.
介子轻子族中的一种基本微粒(非介子),其质量为电子的209倍,是一种负电荷,平均寿命为2。
An elementary particle in the lepton family (not a meson), having a mass209 times that of the electron, a negative electric charge, and a mean lifetime of2.2? 0-6 second.
介子轻子族中的一种基本微粒(非介子),其质量为电子的209倍,是一种负电荷,平均寿命为2。
An elementary particle in the lepton family (not a meson), having a mass209 times that of the electron, a negative electric charge, and a mean lifetime of2.2? 0-6 second.
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