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Vol 193
Pages:
326
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RUS

Influence of discretely distributed charge оn electric adhesion

Authors:
N. S. Pshchelko
About authors
  • Saint Petersburg State Mining University
Date submitted:
2010-11-02
Date accepted:
2011-01-25
Date published:
2011-09-27

Abstract

The appearance of great pulling electric fields at anodic bonding process with a conductor surface to dielectric turns out to be possible due to the interlayer polarization developing in dielectric under the action of electric voltage. This results in a negative charge accumulation in a layer of small thickness beside anode. Thus applied electric voltage is distributed not through the whole thickness of a dielectric, but in fact is applied to a narrow area of the three-dimensional charge beside anode. Arising strong electric fields force the connected materials to unite. The physical and mathematical models for force characteristics of non-uniform electric field are developed. Research of a charge intermittence influence on intensity of an electrostatic field has shown a considerable differences on small distances to the charged surface between carried out and traditional ways of calculation. 

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References

  1. Влияние постоянного электрического поля на процессы осаждения тонких металлических пленок платины методом ионно-плазменного распыления / В.П.Афанасьев, Д.А.Чигирев, Н.С.Пщелко, Н.П.Сидорова // Известия вузов России. Радиоэлектроника. 2010. Вып.6. С.59-65.
  2. Дерягин Б.В. Адгезия твердых тел / Б.В.Дерягин, Н.А.Кротова, В.П.Смилга. М.: Наука, 1973. 280 с.
  3. Нагорный В.С. Анализ динамики процесса формирования электроадгезионного контакта / В.С.Нагорный, Н.С.Пщелко, Н.П.Сидорова // Научно-технические ведомости СПбГПУ. 2009. № 6. С.166-170.
  4. Пщелко Н.С. Использование электрического поля для повышения адгезии электропроводящих пленок к диэлектрическим подложкам при вакуумном нанесении // Вакуумная техника и технология. 2010. № 1. С.31-36.

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