本文应用基于密度泛函理论的第一性原理赝势法，较系统地研究了铜体相和表面相，以及锂离子在铜薄膜中的扩散行为。
Based on the density functional theory, the first principles calculation was performed to investigate the bulk, surface copper and the diffusion in the copper thin film.
随着锂化合物阴离子表面电荷密度的增加，其对膨胀的抑制效果依次增强。
The inhibiting affectivity on ASR expansion increases obviously with the surface charge density of lithium compound.
计算机模拟结果显示了空心圆管内部、外部及端点表面处的离子流密度分布和注入剂量分布存在很大差异。
Our results indicate that there exist the differences of ion flux and dose among the inner, outer surfaces and the end surface of the bore.
为进一步提高等离子体弧柔性成形的表面质量，利用磁场控制弧柱的摆动状态进而控制单位面积上等离子体弧的热流密度，使之达到预期目的。
To improve the surface quality of flexible formation using plasma arc, its heat-flow density on unit area is controlled by controlling the swinging of the plasma arc with the alternate magnetic field.
模型包括离子连续性方程、动量方程和泊松方程，特别是提出了可以自洽地决定绝缘基板表面电势、表面电荷密度和鞘层厚度关系的等效电路方程。
The equivalent circuit model gives the instantaneous relationship between the sheath thickness and the surface potential at an insulating substrate placed on the pulse-biased electrode.
脉冲高能量密度等离子体是一项全新的等离子体材料表面处理和薄膜制备技术。
The use of pulsed high energy density plasma is a new low temperature plasma technology for material surface treatment and thin film deposition.
目的研究等离子体引发低密度聚乙烯（LDPE）表面肝素化以及肝素化LDPE表面抗凝血性和组织相容性。
Aim To study the LDPE surface heparinization with plasma initiation technique, and antithrombogenicity and tissue compatibility of heparinizing LDPE surface.
应用扫描电镜研究了经不同等离子体条件处理的高密度聚乙烯表面形态的变化。
This paper reports the variation of HDPE surface treated with plasma in various conditions.
结果表明，氨等离子处理会对膜表面产生一定的刻蚀作用，从而影响膜表面的粗糙度及氨基接枝密度；
The results showed that plasma treatment would etch film surface, which would affect the roughness of film surface and the density of grafted ammonia group.
表面等离子体光波导是实现全光回路的基础，其设计、制作和应用对于集成光学元器件走向微型化和高密度化具有重要的意义。
The SPWs are the foundation to achieve the optical circuit. The design, facture and application have great significance for integrated optical components to miniaturization and highly density.
超短脉冲激光照射固体靶时可将其能量在极短的时间内沉积在靶表面一个极小的空间范围内，在固体靶表面产生固体密度的等离子体。
Differing from the long pulse laser the ultra short laser will deposit its energy on the surface of the solid target in very short time and produce solid dense plasmas.
超短脉冲激光照射固体靶时可将其能量在极短的时间内沉积在靶表面一个极小的空间范围内，在固体靶表面产生固体密度的等离子体。
Differing from the long pulse laser the ultra short laser will deposit its energy on the surface of the solid target in very short time and produce solid dense plasmas.
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