The potential distribution in space, charge density, the interaction between the needle charge and electric sphere when the needle charge exists outside of the electric sphere were discussed. 讨论了导体球外存在点电荷时空间的电势分布、导体球表面的电荷密度、点电荷与导体球之间的相互作用力,结果给出即使导体球与点电荷带同种电荷也可以相互吸引。
Simulation results show that the space charge field in the negative point electrode system affects the electron avalanche development more greatly than that in positive point electrode system does; the effect degrees are relative to density of gas molecule. 仿真结果表明,空间电荷场对负针尖电极系统中电子崩过程的影响大于正针尖电极系统,其影响程度与气体分子密度有关。
Packet-like Behavior of Space Charge in Low Density Polyethylene 低密度聚乙烯中空间电荷包行为
The results indicate that due to photo-generated hole trapping, the increased positive space charge density changes the electric field distribution and raises the electric intensity throughout the a-Si ∶ H film. 结果表明,在光照射下,光生空穴俘获造成了aSi∶H中正空间电荷密度的增加,从而改变了电池内部的电场分布,提高了aSi∶H薄膜中的电场强度。
According to space charge limited current ( SCLC) theory, the derivation of quantities such as mean volume density of space charge, apparent trap-controlled mobility, trap depth distribution and threshold stress were discussed. 根据空间电荷限制电流(SCLC)理论,通过公式推导求解了聚乙烯的平均电荷体密度、视在迁移率、陷阱深度分布及阈值场强。
Study on Mechanism of Space Charge in Low Density Polyethylene Modified by Metallocene Catalyzed Polyethylene 茂金属聚乙烯改性低密度聚乙烯中空间电荷的机理研究
The nonlinear space charge effect due to the nonuniform particle density distribution in bunched beam of a linac is discussed. 提出了在强流直线加速器中,由空间电荷束团的密度分布所引起的非线性效应。