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- hole effective mass 空穴有效质量
- The effective mass m * of the carrier of IMO is about 0 35 m. IMO薄膜的载流子有效质量约为电子静止质量的 0 35倍 ;
- Effective mass of electron and hole 电子和空穴的有效质量
- This paper introduces the existing problem of YPA hole packer in practicaluse,and sealing hole effect of improved hole packer. 介绍了YPA型封孔器在实际使用中存在的问题，以及改进后的封孔器的封孔效果。
- This paper analyses the physical sence of effective mass of energy band elec-tron and also discusses its tensor. 本文分析了有效质量的物理意义,并对它的张量性质进行了讨论。
- The quark mass is defined by quark propagator and from this definition we calculate effective mass of quark. 用夸克传播子定义了夸克的质量，进而讨论了夸克的有效质量。
- We have studied analytically the electron effective mass of single-wall carbon nanotubes. 他们发现，在这两个观测结果中，特定波长的位置会随著质子对电子的质量比而改变。
- In the framework of effective mass envelope function theory, the electronic states of the InAs/GaAs quantum ring are studied. 摘要在有效质量包络函数理论的框架下，研究了铟砷／镓砷量子环的电子态。
- Abstract: The vibration solution of a massive spring system is presented, the effective mass of a spring is derived. The approximate period of the vibration is given. 文摘:给出了弹簧质量不可忽略的弹簧振子系统的振动解，导出了弹簧的有效质量的渐近级数表达式，指出振动呈拟周期性.
- It is found that under little axial strain,armchair carbon nanotubes are still conductors,but Fermi wave vector,Fermi dot and the effective mass near Fermi face are changed. 在小的轴向拉伸下,扶手椅型碳纳米管仍然是良好的导体,但其费米波矢、费米点及费米面处的有效质量都发生了变化。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- T he influence of the electron-spin on the ground state energy and the effective mass of a strong-coupling magnetopolaron in polar crystals are discussed. 讨论了电子自旋对极性晶体内强耦合极化子基态能量和有效质量的影响。
- Temperature dependence of the effective mass of the strong coupling magnetopolaron in polar crystals are studied by means of an improved linear combination operator method. 采用改进的线性组合算符法研究极性晶体中强耦合磁极化子的有效质量与温度的关系。
- Key words： reinforced concrete、 concrete、 high performance concrete、 cement concrete、 pozzolanic effect、 mass concrete. 关键词：钢筋混凝土、混凝土、性能混凝土、高强混凝土、泥混凝土、生骨料混凝土、体积混凝土。
- The acoustic generator combined with aerated-water-discharge technique can bring plugs out of hole effectively and remove plugs in the formation, dredge fluid channels, improve percolating environment and increase oil well productivity. 该声波发生器与混气水排液工艺相结合,可以达到解除地层堵塞、疏通液流通道、改善油层内部流体的渗流条件、增加油水井产能的目的,而且可以将堵塞物有效携带出井筒。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- In accordance with the effective mass theory, the magnetic Kronig-Penny potential was used to solve the electronic band structure of GaAs/Al?xGa? 1-xAs superlattice in a periodic magnetic field. 在有效质量理论近似下;采用磁Kronig-Penny势场;精确求解了GaAs/AlxGa1-xAs超晶格中的电子在周期性磁场中形成的能带结构.
