To measure the failure cycle lifetime of the charge contacts of cordless phone,the accelerated failure analog experiment under high-voltage static condition was carried out,its result proved that the human body electrostatic discharge(ESD) impacted lifetime of charge contacts.

A design of contactless charging circuit based on magnetic amplifier is presented.

Stable distribution analysis to statistical evaluation of contact resistance in aluminum alloy spot welding;

On the contact resistance between graphite/polypropylene composite plate and carbon paper;

Study of prediction method for contact resistance based on experiment constitutive relation;

Application of electroplated silver alloy/nanoparticle composites to electrical contact of high-voltage switch

So far, fretting induced failures in electrical contact is an important subject, but has not been paid much attention in experimental investigations.

Based on the developmental procedure of electrical contact theory,several popular problems on electrical contact theory at home and abroad is analyzed according to the situation of coal production in this paper.

Studies on electric contact silver based composite deposit intensified with nano crystal diamond particles;

Study on the electric contact and surface film of electric machines;

Analysis of cathode voltage drop in aluminum electrolysis cells with an electric contact model;