能态密度,density of states
1)density of states能态密度
1.Without considering curvature effect,we study the contribution of the electronic heat capaci- ty,group velocity and density of states of(6,0)Single-walled carbon nanotubes.在忽略卷曲效应的情形下,计算(6,0)管的电子能量、群速及能态密度三个参量,然后利用这些参量推算重要热学量电子比热客。
2.It clearly shows the important role of density of states in study of physical phenomena in semiconductors.通过对半导体杂质饱和电离、灰锡(α-Sn)半导体特性以及Gunn效应等的解释,指出能态密度在研究半导体物理现象中的重要应用。
英文短句/例句

1.A Study on Density of States and Magnetism of V-and Cr-Doped AlP Ferromagnetic SemiconductorsV,Cr掺杂AlP稀磁半导体的电子能态密度和磁性研究
2.Density Functional Theory Study on Energy Band and Density of States of ZnOZnO能带及态密度的密度泛函理论研究
3.Study on the Crosslink-Density and Dynamic Properties of NR Compound and Vulcanizates;天然橡胶交联密度和动态性能的研究
4.Meanwhile, the density of state near Fermi level increases with the change from high valence to low valence.同时,费密能级附近的态密度随着价态变低而逐渐增加。
5.The Upper and Lower Pointwise Densities of the Cantor MeasureCantor测度的点态上、下密度
6.liquid metal oxygen densitometer液态金属氧气密度计
7.bivariate normal probability density function二元正态概率密度函数
8.Can the state of mixing of black carbon aerosols explain the mystery of‘ excess' atmospheric absorption?解释‘度’大气吸收的秘密能说明碳黑气溶胶混合状态吗?
9.Application of Skyrme Energy Density Functional to the Properties and Reaction of Nuclei;Skyrme能量密度泛函在核基态性质的研究以及熔合反应中的应用
10.Study on the Potential Energy Function for the Ground State(X~2∑~+) of BeF Molecule by Density Functional Theory密度泛函方法对BeF分子基态(X~2∑~+)势能函数的研究
11.Study on density functional of electron energy level tuning to D-π-A organic opto-materialsD-π-A有机光电材料电子态能级调控的密度泛函研究
12.Relationship Between LVD and Invasion and Metastasis of Ovarian Cancer淋巴管密度及功能形态与卵巢癌侵袭、转移的相关性
13.Effect of Laser Energy Density on SiC Whisker Morphologies by In-situ Growth激光能量密度对原位生长碳化硅晶须形态的影响
14.crude petroleum and liquid petroleum products-laboratory determination of density-hydrometer method原油及液态石油产品-密度及相对密度测定方法-液体密度计法
15.Detecting Dynamic Complexity of Rat Population in Ecological Systems生态系统中鼠群密度动态复杂性研究
16.Denstiy of Quantum States Based on Generalized Uncertainty Principle;基于广义不确定度关系的量子态密度
17.One new type of riskmetrics for finance-the State Price Density;一种新的金融风险度量——状态价格密度
18.THE RELATIVASTIC TRANSFORMATION OF ENERGYFLOW DENSITY VECTOR AND ENERGY DENSITYOF ELECTROMAGNETIC FIELD电磁场能流密度矢量与能量密度的相对论变换
相关短句/例句

density of electronic states电子能态密度
1.The ground state s density of electronic states and the magnetic properties of V-and Cr-doped zinc-blende CdSe have been investigated by carrying out the first-principles plane-wave pseudopotential method within the generalized gradient approximation.在共轭梯度近似(GGA)下,采用第一性原理平面波赝势方法,对V和Cr掺杂闪锌矿CdSe半导体的基态电子能态密度和磁性进行了研究。
3)particle's state of energy粒子能态密度
4)Landau level density of states朗道能级态密度
5)density of state function能态密度函数
6)effective density of state有效能态密度
延伸阅读

电子态密度电子态密度density of electronic states  电子态密度density of eleetronie states在电子能级为准连续分布的情况下,单位能量间隔内的电子态数目。若用△Z表示能量在E与E+△E间隔内的电子态数目,则能态密度函数的定义为N(E,一盗么器(l)如果在k空间中作出等能面,即E(k)~常数,那么在等能面E(k)一E和E(k)一E+△E之间的状态的数目就是△Z。由于状态在h空间分布是均匀的,密度为V/(2刃)“,△Z可以表示为一命jusdk(2)式中V为晶体体积,ds为k空间中体积元,积分对等能面进行,dk为两等能面间的垂直距离。△E可以表示为 △E=dk}?kE}(3)}甲、引是沿法线方向能量的改变率,代入式(2)和(1),并考虑到电子自旋,最后可能N(E)=(4)由上式可知,在相应于}甲*川为零的点的能量附近,态密度会显示出结构。这些由于晶体的对称性和周期性而必定存在的点,称为范霍甫奇点。在范霍甫奇点处的那些态的能量,可通过光学或X射线方法测量确定。 能态密度与能带结构密切相关,是一个重要的基本函数。固体的许多特性,如电子比热、光和X射线的吸收和发射等,都与能态密度有关。 (王以铭曾令之)