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- The distribution of local density of states(LDOS) in quasiperiodic photonic crystal(QPC) and the total density of states(DOS) are studied. 本文研究了准晶光子晶体的局域态密度和全态密度。
- Keywords quasiperiodic photonic crystal;local density of states;total density of states; 准晶光子晶体;局域态密度;全态密度;
- Keywords Auger lineshape;Factor analysis;Transference of the valence charge;Local density of states(LDOS); 俄歇线形;因子分析;价电荷转移;局域态密度;
- local density of states 局域态密度
- Experimental results (Mayhew, 1992) show that the overall density of the screen should not exceed 40%, whereas local density within groupings shouldn't exceed 62%. 实验结果(Mayhew,1992)表明空白的版面比例不能超过40%25,相反的,内容占据的比例不应超过62%25。
- On this assumption the phonon density of states has been calculated by the Cluster-Bethe-lattice Method (CBLM). 在此前提下;本文采用 CBLM方法(即 Cluster-Bethe-Lattice Method)计算了a-Si:H的声子态密度.
- The energy bands and density of states were calculated using the VASP(Vienna ab-initio simulation package) program. 在此基础上计算了化合物的能带结构和电子能态密度。
- 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。
- N(O), the density of state at Fermi level, has been esti-mated by (dH_(c2)/dT)_(T_c). 由(dH_c_2/dT)_(T_c)的测量得到费米面上电子态密度N(0).
- Density of states diagrams for Ti_(17) show a hydrogen induced band at approxi-matel 6.5.ev below the Fermi level in agreement with photoemission results. ti_(17)的态密度图表明;由氢而产生的带位于Fcrmi 能级下约6.;5ev 处;光电子发射的结果是定性相符的
- It is found that the position of the Fermi level is located near the minimum of the density of states, which explains the double Curie-point phenomena in Nb-Ni alloys. 从电子结构说明了Nb-Ni合金中存在双居里点现象的原因。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- The valence-band offsets of such systems are calculated by frozen potential method and their Joint density of states has been computed by tetrahedron method. 在此基础上,用冻结势方法计算了该超晶格系统的价带带阶;用四面体方法计算了该系统的联合态密度。
- Most republic have president as head of state. 大多数共为国国家以总统为国家元首。
- The head of state was deposed by the army. 国家元首被军队废黜了。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- The premier deals with important affairs of state. 总理处理国家重要事务。
- The President cannot rudely ignore a head of state. 总统不能无礼地对一位国家元首不屑一顾。
- The numerical results demonstrate that the Coulomb repulsion between the localized electrons does cause a universal gap in the single-electron density of states near the Fermi energy whose form is in reasonable agreement with our scaling predictions. 数值结果表明:库仑排斥确实导致了库仑能隙的普遍存在,单电子态密度在费米能级附近的渐近行为很好地符合我们的分析预测。
- Based on the above calculation, we havealso studied the electronic energy structure and total density of states using a slabmodel of 12-layers of Si(111) with and without monolayer of adsorbates and the EHT-ETB method. 计算结果表明;F可以吸附在Si(111)面的顶位和三度空位上;但以顶位为更稳状态.;顶位吸附时;F与表面的距离为1