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The human body, a partial electromagnetic compatibility system, was facing the harassment challenge of environmental electromagnetic waves. For the more thorough understanding of electromagnetic wave biological effect, this article constructed three media models of the human body, and discussed the energy loss conditions in several media and the relations between the incident and refracted electromagnetic...
The characteristics of thunder-rain cloud have been introduced after learning the lightning. Two factors of cloud-terra discharge have been analyzed. According to the model which is model of the cloud-terra capacitor simulating as parallel plate capacitor, based on the thunder electric current double index model and the Heidler model that was recommended by the International Electrician Commission...
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