Estimation of the specific heat and the conductivity of free electron by Pauli exclusion principle;
用泡利原理估算自由电子的比热和电导率
This paper, based on the Fermi gas model, studies the energy of free electron gas in metal,discusses the highest energy, the average energy and the energy level density of free electrongas.
本文根据费米气体模型理论,研究金属中自由电子气的能量,讨论电子的最高能量、平均能量和电子气的能级密度。
The equation describing interaction of photo and free electron in metals is a process of quantum.
方程所描写的是光子与金属中的自由电子相互作用的一个量子过程,光子与电子的作用,不可能把能量全部交给电子,只有受金属束缚的电子,才可以全部吸收一个光子的能量。
increases,and the free exciton peak for n=1 shifts slightly towards lower energies,but both the intensity of the higher excitonic levels and the lifetime T of the excitons decrease.
用光电导测定厚度为４～３０μｍ的未掺杂ＧａＡｓＭＯＣＶＤ外延层中自由激子跃过特性。
Making use of Schrodinger equation and Relativity theory,we find that Schrodinger equation is the Maxwell equation for the free photon.
利用Schrodinger方程和相对论关系式,我们发现对于自由光子,Schrodinger方程等效于Maxwell方程;通过尝试构建自由光子的态函数,既可以描述自由光子的量子性质,又可以表达光波的经典宏观性质(电磁性质和干涉衍射)。
free electron molecular orbital model
自由电子分子轨道模型
Compton type free-electron laser
康普顿自由电子激光器
E-beam-pumped free-electron laser
电子束抽运自由电子激光器
In contrast, an electrically conductive substance has a great number of free electrons.
相反，导电物质有大量的自由电子。
As does the CRT, FED generates and shoots free electrons across a tube.
FED像CRT那样，也产生并把自由电子射过电子管。
THE SPONTANEOUS EMISSION SPECTRUM OF A NOVEL WIGGLER FREE ELECTRON LASER
一种新型摆动器自由电子激光的自发辐射谱
Some electrons, called free electrons, are free to move from atom to atom within a conductor .
有些电子，被称为自由电子，能在导体内自由地从一个原子游离到另一个原子。
A few percent of the CO2 molecules in the air manage to find such electrons.
空气中的一部分co2分子会吸引那些自由电子。
The free electron gas is a kind of representative quantum Fermi gas.
金属的自由电子气是一种典型的量子费米气体.
Study on Irradiation Effects of Quantum Well Material Caused by Free Electron Laser;
自由电子激光对量子阱材料的辐照效应研究
The electrons that participate in the conduction process are termed free electrons, which have energies greater than the Fermi energy.
参与导电过程的电子，我们称之为自由电子，其能量高于费米能级。
The effect of pergence of the incident electron beam on the gain of FEL is analysed.
分析了入射电子束的发散性对自由电子激光器增益的影响。
Depending upon certain conditions there may ornot may be f ree elect rons in semi- conductors.
半导体是否存在着自由电子,这取决于某些条件。
This is in addition to general absorption characteristic of the free electrons.
这是附加在自由电子的普通吸收之上的。
Electron-Atom Free-Free Transition in the Presence of a Bichromatic Laser Field
双色激光场中电子对原子的自由—自由跃迁
Because of the indistinguishability of the electrons, there is complete electronic democracy.
因为电子的不可分辨性，电子有完全的自由。
The behavior of these unbound electrons is critical.
这些自由的电子作用极为重要。
China-Asean Free Trade Area Electronic Commerce Framework;
中国—东盟自由贸易区电子商务框架