Both theory and experiments indicate that the vacuum is not a state of empty space, but is populated by electromagnetic fluctuations at a lowest nonzero level,
The change of the over-current protection point of the power switches, caused by slope compensation, is analyzed in detail. It is discovered that the peak curre
The thickness and spectral dependence of the complex refractive index of upper layer in thin-film MBE-grown GaAs heterostructures were calculated basing on an c